{"title":"Concrete rebound hammer tester","description":"","products":[{"product_id":"vtsyiqi-concrete-rebound-hammer-tester-resiliometer-hammer-test-meter-tool-with-the-scope-of-10-60mpa-for-concrete-compressive-strength-test","title":"VTSYIQI Concrete Rebound Hammer Tester Resiliometer Hammer Test Meter Tool With The Scope of 10-60Mpa For Concrete Compressive Strength Test","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Concrete Rebound Hammer Tester Resiliometer Hammer Test Meter Tool With The Scope of 10-60Mpa For Concrete Compressive Strength Test\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeature:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e★ Simple structure and convenient carrying.\u003cbr\u003e★ Length of pointer: 20.0±0.2(mm)\u003cbr\u003e★ Friction of pointer: 0.65±0.15(N)\u003cbr\u003e★ The pointer is easy to adjust friction.\u003cbr\u003e★ The button applies stretching technics and is not easy to fall off\u003cstrong\u003e\u003cbr\u003e\u003cbr\u003eDescription:\u003cbr\u003e\u003cbr\u003eThe meter is in accordance with technical regulation of JGJ\/T23-2001, used for testing of concrete compressive strength within the scope of 10-60Mpa, with the system standard energy of 2.207J, and value indicating system of pointer direct reading.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003eCharacteristics:\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cbr\u003eLight (saving 2\/3 forces compared with counterpart products), flexible, inexpensive, power-free, easy to master; the button applies stretching technics and is not easy to fall off; the pointer is easy to adjust friction. Therefore, it is the first choice applicable for on-the-spot NDT.\u003cbr\u003e\u003cbr\u003eMain Technical Parameter:\u003cbr\u003e\u003cbr\u003e* Length of pointer: 20.0±0.2(mm)\u003cbr\u003e\u003cbr\u003e* Friction of pointer: 0.65±0.15(N)\u003cbr\u003e\u003cbr\u003e* Sphere semidiameter at the end of the flip rod: 25±1.0(mm)\u003cbr\u003e\u003cbr\u003e* Rigidity of flip tensioned spring: 785.0±40.0(N\/m)\u003cbr\u003e\u003cbr\u003e* Location of flip hammer's hook release: \"100\" at the scale mark\u003cbr\u003e\u003cbr\u003e* Work length of flip tensioned spring: 61.5.0±0.3(mm)\u003cbr\u003e\u003cbr\u003e* Strike length of flip hammer: 75±0.3\u003cbr\u003e\u003cbr\u003e* Hop location of the flip hammer: \"0\" at the graduated scale\u003cbr\u003e\u003cbr\u003e* Fixed value of steel anvil: 80±2 (our products are controlled between 80-81)\u003cbr\u003e\u003cbr\u003e*Standard Accessories: A resiliometer, Grindstone, Flip tension spring, Buffer spring, Screwdriver, Instruction\u003c\/strong\u003e\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":43554016329949,"sku":"ZC3-A-LAOLING-JUNEE NI","price":187.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/products\/6_934dbe4a-6026-4523-89c1-670226d0f2a2.jpg?v=1670055047"},{"product_id":"vtsyiqi-digital-concrete-test-hammer-portable-concrete-hammer-tester-digital-schmidt-hammer-olcd-display-with-999-standard-storage-voice-counting-function","title":"VTSYIQI Digital Concrete Test Hammer Portable Concrete Hammer Tester with\u0026nbsp;OLCD Display 999 Standard Storage Voice Counting Function","description":"\u003cp class=\"a-size-base-plus a-text-bold\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eVTSYIQI Digital Concrete Test Hammer Portable Concrete Hammer Tester with OLCD Display 999 Standard Storage Voice Counting Function\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\" data-mce-fragment=\"1\"\u003e\n\u003cli class=\"a-spacing-mini\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"a-list-item\" data-mce-fragment=\"1\"\u003eNominal kinetic energy: 2.207J\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"a-list-item\" data-mce-fragment=\"1\"\u003eStiffness of spring: 785 ± 30.0N\/m\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"a-list-item\" data-mce-fragment=\"1\"\u003ePointer length: 20.0 ± 0.2mm Pointer friction: 0.65 ± 0.15N\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"a-list-item\" data-mce-fragment=\"1\"\u003eSpherical radius of impact rod: R25 ± 1.0mm Test range: 10-60MPa\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"a-list-item\" data-mce-fragment=\"1\"\u003eWorking length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv data-cel-widget=\"aplus\" data-csa-c-id=\"hg2lsy-788yle-9bfrhy-7v8tht\" class=\"aplus-v2 desktop celwidget\" cel_widget_id=\"aplus\"\u003e\n\u003cdiv data-cel-widget=\"aplus-3p-module-b\" data-csa-c-id=\"uwqi78-3kpa0w-33udhv-66o6r\" class=\"celwidget aplus-module 3p-module-b aplus-standard\" cel_widget_id=\"aplus-3p-module-b\"\u003e\n\u003cdiv class=\"aplus-module-wrapper aplus-3p-fixed-width\"\u003e\u003cimg data-src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/ebbadc7d-d882-4d8a-97ff-a04908d94b1e.__CR0,0,970,600_PT0_SX970_V1___.jpg\" class=\"a-spacing-base\" src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/ebbadc7d-d882-4d8a-97ff-a04908d94b1e.__CR0,0,970,600_PT0_SX970_V1___.jpg\" alt=\"u\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-cel-widget=\"aplus-3p-module-b\" data-csa-c-id=\"pfmtnj-snosxy-7q368e-18tzht\" class=\"celwidget aplus-module 3p-module-b aplus-standard\" cel_widget_id=\"aplus-3p-module-b\"\u003e\n\u003cdiv class=\"aplus-module-wrapper aplus-3p-fixed-width\"\u003e\u003cimg data-src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/645302b1-230e-450b-a69c-6a1a7031d1e9.__CR0,0,970,600_PT0_SX970_V1___.jpg\" class=\"a-spacing-base\" src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/645302b1-230e-450b-a69c-6a1a7031d1e9.__CR0,0,970,600_PT0_SX970_V1___.jpg\" alt=\"e\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-cel-widget=\"aplus-3p-module-b\" data-csa-c-id=\"nsb3x1-bk8iry-ju5b4a-6varkl\" class=\"celwidget aplus-module 3p-module-b aplus-standard\" cel_widget_id=\"aplus-3p-module-b\"\u003e\n\u003cdiv class=\"aplus-module-wrapper aplus-3p-fixed-width\"\u003e\u003cimg data-src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/6ed3eaa5-1f39-4216-a3b3-239930b0dc20.__CR0,0,970,600_PT0_SX970_V1___.jpg\" class=\"a-spacing-base\" src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/6ed3eaa5-1f39-4216-a3b3-239930b0dc20.__CR0,0,970,600_PT0_SX970_V1___.jpg\" alt=\"p\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-cel-widget=\"aplus-3p-module-b\" data-csa-c-id=\"frhnm8-ngkbu2-8fl2w6-gjvco4\" class=\"celwidget aplus-module 3p-module-b aplus-standard\" cel_widget_id=\"aplus-3p-module-b\"\u003e\n\u003cdiv class=\"aplus-module-wrapper aplus-3p-fixed-width\"\u003e\u003cimg data-src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/519363e8-667c-46f7-9217-836ba58f9ea3.__CR0,0,970,600_PT0_SX970_V1___.jpg\" class=\"a-spacing-base\" src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/519363e8-667c-46f7-9217-836ba58f9ea3.__CR0,0,970,600_PT0_SX970_V1___.jpg\" alt=\"p\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"yw8jht-fihoma-h1658x-6ek8jh\" class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.1 Composition\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe component list of digital rebound test hammer mainly includes 1 Mechanical rebound test hammer, 1 electronic detection system, 1 charger, 1 Micro USB data cable, 1 USB flash disk and 1 product operation manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.2 Technical Parameter\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e· Nominal kinetic energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e· Stiffness of spring: 785 ± 30.0N\/m\u003c\/p\u003e\n\u003cp\u003e· Pointer length: 20.0 ± 0.2mm • Pointer friction: 0.65 ± 0.15N\u003c\/p\u003e\n\u003cp\u003e· Spherical radius of impact rod: R25 ± 1.0mm\u003c\/p\u003e\n\u003cp\u003e· Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/p\u003e\n\u003cp\u003e· Tensile length of spring striking tension spring: 75.0 ± 0.3 mm\u003c\/p\u003e\n\u003cp\u003e· Rated value of steel anvil: 80 ± 2\u003c\/p\u003e\n\u003cp\u003e· Consistency of detection indication: ≤± 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"g7pgpr-ofbc46-pn29vn-6s5nt3\" class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e· Operating temperature: - 4 ℃ ~ + 40 ℃\u003c\/p\u003e\n\u003cp\u003e· Communication rate: 115200bps\u003c\/p\u003e\n\u003cp\u003e· Display: 2.08-inch 256x64 (dot matrix) OLED display\u003c\/p\u003e\n\u003cp\u003e· Power supply: 1800mAh, 3.7V lithium ion battery\u003c\/p\u003e\n\u003cp\u003e· Working hours: continuous working ≥ 10 hours\u003c\/p\u003e\n\u003cp\u003e· Test range: 10-60MPa\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.3 Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• real-time measurement point strength estimation, and automatically calculate the measurement area strength and component estimated strength after sampling\u003c\/p\u003e\n\u003cp\u003e• Small size, modular design, easy to replace the mechanical rebound test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity rechargeable lithium ion battery, long service life of the test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity memory can store 999 standard components, and a single component can set up 99 measuring areas and 159840 measuring point data at most\u003c\/p\u003e\n\u003cp\u003e• Support break-point continuous test, and data collection is more convenient and humanized\u003c\/p\u003e\n\u003cp\u003e• Support voice counting, measurement area conversion and component completion voice reminder\u003c\/p\u003e\n\u003cp\u003e• Through data line connection and computer data processing software, the test data can be processed quickly and the test report can be issued\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":44116291191005,"sku":"ZC3-T-LAOLING-NORA","price":582.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/41j82CY3maL._SL1000.jpg?v=1697167024"},{"product_id":"vtsyiqi-concrete-rebound-hammer-tester-resiliometer-schmidt-hammer-test-meter-tool-10-to-60mpa","title":"VTSYIQI  Concrete Rebound Hammer Tester Resiliometer Schmidt Hammer Test Meter Tool 10 to 60Mpa","description":"\u003ch1 class=\"a-size-base-plus a-text-bold\" data-mce-fragment=\"1\"\u003eAbout this item\u003c\/h1\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\" data-mce-fragment=\"1\"\u003e\n\u003cli class=\"a-spacing-mini\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"a-list-item\" data-mce-fragment=\"1\"\u003e★ Simple structure and convenient carrying.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"a-list-item\" data-mce-fragment=\"1\"\u003e★ Length of pointer: 20.0±0.2(mm)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"a-list-item\" data-mce-fragment=\"1\"\u003e★ Friction of pointer: 0.65±0.15(N)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"a-list-item\" data-mce-fragment=\"1\"\u003e★ The pointer is easy to adjust friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"a-list-item\" data-mce-fragment=\"1\"\u003e★ The button applies stretching technics and is not easy to fall off\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cdiv data-cel-widget=\"aplus\" data-csa-c-id=\"xf7st7-mbgcz7-ibwk45-sk7rx2\" class=\"aplus-v2 desktop celwidget\" cel_widget_id=\"aplus\"\u003e\n\u003cdiv data-cel-widget=\"aplus-3p-module-b\" data-csa-c-id=\"1ag1xb-m9orxf-r7pylr-6aql6e\" class=\"celwidget aplus-module 3p-module-b aplus-standard\" cel_widget_id=\"aplus-3p-module-b\"\u003e\n\u003cdiv class=\"aplus-module-wrapper aplus-3p-fixed-width\"\u003e\u003cimg data-src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/52eb418c-4aa1-4446-8499-b8fc1cc5648d.__CR0,0,970,600_PT0_SX970_V1___.jpg\" class=\"a-spacing-base\" src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/52eb418c-4aa1-4446-8499-b8fc1cc5648d.__CR0,0,970,600_PT0_SX970_V1___.jpg\" alt=\"e\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-cel-widget=\"aplus-3p-module-b\" data-csa-c-id=\"mptewk-4wocdr-xbyfta-6t1kin\" class=\"celwidget aplus-module 3p-module-b aplus-standard\" cel_widget_id=\"aplus-3p-module-b\"\u003e\n\u003cdiv class=\"aplus-module-wrapper aplus-3p-fixed-width\"\u003e\u003cimg data-src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/b2460171-26f5-4cdc-b828-964a513f37ea.__CR0,0,970,600_PT0_SX970_V1___.jpg\" class=\"a-spacing-base\" src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media-library-service-media\/b2460171-26f5-4cdc-b828-964a513f37ea.__CR0,0,970,600_PT0_SX970_V1___.jpg\" alt=\"u\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"aplus-module-wrapper aplus-3p-fixed-width\"\u003e\n\u003cp\u003e\u003cspan class=\"a-text-bold\"\u003eDescription:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe meter is in accordance with technical regulation of JGJ\/T23-2001, used for testing of concrete compressive strength within the scope of 10-60Mpa, with the system standard energy of 2.207J, and value indicating system of pointer direct reading. Our concrete resiliometer has been approved as \"Recommended Product for Engineering Construction\" by the Ministry of Construction. Shanxi Institute of Building Research, who composed \"Testing Concrete Compressive Strength Technical Regulation of JGJ\/T23-2001 with Springback Method\", supervises the manufacturing process.\u003c\/p\u003e\n\u003cp\u003eC\u003cspan class=\"a-text-bold\"\u003eharacteristics:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eLight (saving 2\/3 forces compared with counterpart products), flexible, inexpensive, power-free, easy to master; the button applies stretching technics and is not easy to fall off; the pointer is easy to adjust friction. Therefore, it is the first choice applicable for on-the-spot NDT.\u003c\/p\u003e\n\u003cp\u003eM\u003cspan class=\"a-text-bold\"\u003eain Technical Parameter:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e* Length of pointer: 20.0±0.2(mm)\u003c\/p\u003e\n\u003cp\u003e* Friction of pointer: 0.65±0.15(N)\u003c\/p\u003e\n\u003cp\u003e* Sphere semidiameter at the end of the flip rod: 25±1.0(mm)\u003c\/p\u003e\n\u003cp\u003e* Rigidity of flip tensioned spring: 785.0±40.0(N\/m)\u003c\/p\u003e\n\u003cp\u003e* Location of flip hammer's hook release: \"100\" at the scale mark\u003c\/p\u003e\n\u003cp\u003e* Work length of flip tensioned spring: 61.5.0±0.3(mm)\u003c\/p\u003e\n\u003cp\u003e* Strike length of flip hammer: 75±0.3\u003c\/p\u003e\n\u003cp\u003e* Hop location of the flip hammer: \"0\" at the graduated scale\u003c\/p\u003e\n\u003cp\u003e* Fixed value of steel anvil: 80±2 (our products are controlled between 80-81)\u003c\/p\u003e\n\u003cp\u003e*Standard Accessories: A resiliometer, Grindstone, Flip tension spring, Buffer spring, Screwdriver, Instruction\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":44116330315997,"sku":"ZC3-A 新款- LAOLING-NORA","price":187.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/31vahOryOBL-550049_d5131edd-e07d-4cfb-91c7-5a88beb0ef49.jpg?v=1734884446"},{"product_id":"vtsyiqi-calibration-test-anvil-for-concrete-brick-mortar-test-hammer-ht-225-series","title":"VTSYIQI Calibration Test Anvil for Concrete Brick Mortar Test Hammer (HT-225 series)","description":"\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e1、This steel anvil is an inspection tool for concrete, mortar, brick and other rebound meters for calibration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e2、The parts of this anvil are made of steel and tool steel. Anvil core and anvil body of the mating surface [Mohs taper 4] by grinding, anvil core surface hardness of HRC58-62.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e3、The steel anvil is generally placed on the horizontal surface to calibrate the rebound meter, rebound meter vertical down for the bounce test, calibrate the rebound meter rate value.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eConcrete rebound meter in the anvil for the average rate of the ballistic test rebound value of [N] = 80 ± 2;\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eMortar rebound meter in the anvil for the average rate of the ballistic experiments for [N] = 74 ± 2.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e4、The anvil as a test tool, was hit 5000 times -8000 times after the test, the anvil core along with the anvil body in the plane grinding flat reuse, but the anvil core hardness still need to maintain HRC58-62, otherwise shall not be used.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e5、The anvil is usually kept in a dry and dustproof place to prevent rust and corrosion, and the surface of the ballistic test should not be bumped at will to test the standard state of the tool.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"a-spacing-base\"\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eIntroduction\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eTo ensure the technical performance of reliability and accuracy of test hammer. If should be calibrated in a regular period.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eThe test hammer used regularly. User must self-test it according to the standard situation. Steel anvil is now the standard self-test apparatus. For impact energy of the test hammer＜2.207N.m, it is possible to self-test by Test anvil. Get rid of the dirt within the steel core, the hardness of the steel core is 60±3°.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eSteel anvil is used for verification of the hammer when it used frequently on the test values, to test whether the rebound value Rm in the range of 80±2. However, you should rebound value to determine to determine whether the test hammer in the normal state is uncompleted. It must be proceed as follows that it can be thought that the test hammers technical state according accord to the standard and using requirements:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e1. Check the pointer on the slider in the machine maximum static friction should be within the 0.5-0.8 N, if not meet the requirement, it may be adjusted.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e2. Check the standard missile strike extension spring stretched the length of 61.5 mm, usually adjustable extension spring in the seat shells hit various holes location to meet the technical requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e3. The state of the instrument under normal operation, check the standard of strike tension spring is 75mm, that is measuring the length of the shell of the instrument. Users in the absence of Test Hammer Detector conditions, movements can be taken to get the instrument outside and plus correction:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003ePut the hammer hang on the hook, spring exposed to the impact surface of strike rod. Measured with a caliper the distance between them is 76±0.3mm.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e4. Upon completion of the movement into instrument, check the decoupling point. That is the pointer slider groove in the graduated scale “100”, hammer decoupling. Lock nut and rotate the lid end loaded.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e5. Steel anvil for verification of the test hammer, if the rebound value Rm=80±2, which can be thought the instrument basically meet the standard requirement. The test hammer can be put into use.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eBefore implementation of the above procedure, which is required to disassemble the test hammer and use gasoline or alcohol wash all the movement parts. After adjusting assembly size, wipe the center guide bar with oil, to form a thin layer of oil film, then equip assembly molding, steel anvil for verification of the test hammer at last. By following the above procedure to debug and test, which is as the same as the test hammer detector test results.\u003c\/span\u003e\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":44199100252381,"sku":"JW-225-天津津维-LUCKY","price":656.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/10_29e8b7d1-7080-43bd-8a7f-6585e63779c2.jpg?v=1779690173"},{"product_id":"vtsyiqi-digital-concrete-rebound-hammer-tester-gauge-concrete-rebound-test-hammer-ndt-schmidt-resiliometer-with-200-standard-component-storage-olcd-display","title":"VTSYIQI Digital Concrete Rebound Hammer Tester Gauge Concrete Rebound Test Hammer NDT Schmidt Resiliometer with 200 Standard Component Storage OLCD Display","description":"\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e\u003cspan class=\"a-text-bold\" data-mce-fragment=\"1\"\u003eIntroduction\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e★ 1)Integrated wireless structure of the test hammer host and the displayer part. Easy to carry and make work efficient. 2)OLCD displayer，English interface and friendly operation.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e★ 3)Using sensitive operation touch keys. The keys are not easy to aging. 4)Automatic recording function improves the efficiency of measurement.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e★ 5)Adopting non-contact reflection grating sensor, maximum avoid machine attrition and poor contact in traditional technologies such as contact way or potentiometer way, high precision, long service life, and the traditional pointer scale is kept. 6)The instrument is powered by a built-in rechargeable lithium battery, which can operate continuously for more than 10 hours\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e★ 7)Large storage capacity, more than 200 standard components, a standard component including almost 50 test areas, one test areas including 16 test pointes, completely meet the request of long time in site test. 8)Testing parameters can be typed in test site.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e★ 9)Adopting USB interface, as U flash disk, no need special driver. 10)Have real-time clock calendar function, can automatically record test date. 11)Advanced low power consumption function, can set display backlight level, auto dormancy, and automatic turn off.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eIntroduction\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDigital Concrete Hammer is a high-tech product, especially designed for the needs of in place test for concrete compressive strength, applied to non-destructive test (NDT) hardened concrete compressive strength component in construct projects.\u003c\/p\u003e\n\u003cp\u003eDigital Test Hammers for the quick and easy determination of the strength of concrete, and hardness of construction materials. Digital functions allow faster and greater number of test, leading to better quality tests. It’s a good and useful instrument for quality control and inspection organizations. Submit to (JGJ\/T23-2011). And ASTM C805, EN 12504 S\u003cspan class=\"a-text-bold\"\u003epecification\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e1) Data processing standard: Submit to (JGJ\/T23-2011).\u003c\/p\u003e\n\u003cp\u003e2) Standard impact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e3) Tension spring stiffness: 785 N\/m\u003c\/p\u003e\n\u003cp\u003e4) Stroke of impact hammer: 75 mm\u003c\/p\u003e\n\u003cp\u003e5) Test value when calibrated on test anvil (qualified anvil like type JW225): 80 ± 2\u003c\/p\u003e\n\u003cp\u003e6) Bounds on error: ≤± 0.5 (the differences between displayer and rider)\u003c\/p\u003e\n\u003cp\u003e7) Display screen: 128 x 64 resolution, 3 levels of backlighting adjustable.\u003c\/p\u003e\n\u003cp\u003e8) Data storage capacity: 200 standard components (50 testing areas per component)\u003c\/p\u003e\n\u003cp\u003e9) Power consumption: The biggest backlight≈200mA\u003c\/p\u003e\n\u003cp\u003e10) Sleeping current: 0.8mA\u003c\/p\u003e\n\u003cp\u003e11) Communication port with PC: USB2.0\u003c\/p\u003e\n\u003cp\u003e12) N.W: ≈1.1 Kg\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":44641118814429,"sku":"HT-225Q-TIANJINJINWEI-NORA","price":666.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/14_964a0671-f327-421b-9e99-1b02f62f89f4.jpg?v=1733126676"},{"product_id":"vtsyiqi-digital-concrete-rebound-hammer-tester-resiliometer-concrete-tester-ndt-concrete-strength-hardness-tester-schmidt-resiliometer-with-olcd-display-200-standard-component-storage","title":"VTSYIQI Digital Concrete Rebound Hammer Tester Resiliometer Concrete Tester NDT Concrete Strength Hardness Tester Schmidt Resiliometer with OLCD Display 200 Standard Component Storage","description":"\u003cp class=\"a-size-large a-spacing-none\"\u003e\u003cstrong\u003eVTSYIQI Digital Concrete Rebound Hammer Tester Resiliometer Concrete Tester NDT Concrete Strength Hardness Tester Schmidt Resiliometer with OLCD Display 200 Standard Component Storage\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e\u003cstrong\u003eAbout this item:\u003c\/strong\u003e\u003cbr\u003e★ 1)Integrated wireless structure of the test hammer host and the displayer part. Easy to carry and make work efficient. \u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★2)OLCD displayer，English interface and friendly operation.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 3)Using sensitive operation touch keys. The keys are not easy to aging.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★4)Automatic recording function improves the efficiency of measurement.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 5)Adopting non-contact reflection grating sensor, maximum avoid machine attrition and poor contact in traditional technologies such as contact way or potentiometer way, high precision, long service life, and the traditional pointer scale is kept.\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★6)The instrument is powered by a built-in rechargeable lithium battery, which can operate continuously for more than 10 hours\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 7)Large storage capacity, more than 200 standard components, a standard component including almost 50 test areas, one test areas including 16 test pointes, completely meet the request of long time in site test.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★8)Testing parameters can be typed in test site.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 9)Adopting USB interface, as U flash disk, no need special driver.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★10)Have real-time clock calendar function, can automatically record test date.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★11)Advanced low power consumption function, can set display backlight level, auto dormancy, and automatic turn off.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eIntroduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDigital Concrete Hammer is a high-tech product, especially designed for the needs of in place test for concrete compressive strength, applied to non-destructive test (NDT) hardened concrete compressive strength component in construct projects.\u003c\/p\u003e\n\u003cp\u003eDigital Test Hammers for the quick and easy determination of the strength of concrete, and hardness of construction materials. Digital functions allow faster and greater number of test, leading to better quality tests. It’s a good and useful instrument for quality control and inspection organizations. Submit to (JGJ\/T23-2011). And ASTM C805, EN 12504 S\u003cspan class=\"a-text-bold\"\u003epecification\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e1) Data processing standard: Submit to (JGJ\/T23-2011).\u003c\/p\u003e\n\u003cp\u003e2) Standard impact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e3) Tension spring stiffness: 785 N\/m\u003c\/p\u003e\n\u003cp\u003e4) Stroke of impact hammer: 75 mm\u003c\/p\u003e\n\u003cp\u003e5) Test value when calibrated on test anvil (qualified anvil like type JW225): 80 ± 2\u003c\/p\u003e\n\u003cp\u003e6) Bounds on error: ≤± 0.5 (the differences between displayer and rider)\u003c\/p\u003e\n\u003cp\u003e7) Display screen: 128 x 64 resolution, 3 levels of backlighting adjustable.\u003c\/p\u003e\n\u003cp\u003e8) Data storage capacity: 200 standard components (50 testing areas per component)\u003c\/p\u003e\n\u003cp\u003e9) Power consumption: The biggest backlight≈200mA\u003c\/p\u003e\n\u003cp\u003e10) Sleeping current: 0.8mA\u003c\/p\u003e\n\u003cp\u003e11) Communication port with PC: USB2.0\u003c\/p\u003e\n\u003cp\u003e12) N.W: ≈1.1 Kg\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45674710991069,"sku":"HT-225Q-TIANJINJINWEI-Lucky","price":666.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/15_ad601f47-cee6-4c49-a638-78fe25d5b6ea.jpg?v=1733126476"},{"product_id":"vtsyiqi-handheld-digital-concrete-rebound-hammer-concrete-strength-hardness-tester-schmidt-resiliometer-ht-225w-range-10-to-60mpa-with-integrated-voice-digital-test-hammer-rebound-hammer-tester","title":"VTSYIQI Handheld Digital Concrete Rebound Hammer Concrete Strength Hardness Tester Schmidt Resiliometer HT-225W range 10 to 60MPa with Integrated Voice Digital Test Hammer Rebound Hammer Tester","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Handheld Digital Concrete Rebound Hammer Concrete Strength Hardness Tester Schmidt Resiliometer HT-225W range 10 to 60MPa with Integrated Voice Digital Test Hammer Rebound Hammer Tester\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item：\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e◆ Spring constant: 785N\/m; USB communication port, and a virtual U disk, without the need to install any driver, you can export data or replace the special strength curve.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e◆ Impact energy: 2.207J; Integrated structural design of the domestic initiative, the rebound device and the resilience of the sensor device for the integration of organic integration, without any connection line, easy to carry, low failure rate\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e◆ Spring extension: 75±0.3mm; Display: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment; Unique rebound value voice prompt function, no need to watch the screen to know the rebound value, improve the detection efficiency of the detector.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e◆ The average rebound values on steel anvil: 80±2; Advanced low power management function, can set the screen backlight, voice volume, automatic sleep, and automatic shutdown function, improve the use of the instrument.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e◆The instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. No need to manual calculation. Machine automatically compute and show result. The test hammer set Internal uniform curve. Customer can add up to 20 test curves\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eBrief introduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eConsistent withGB\/T9138-1988 standards and JJG817-93 statutes and JGJ\/T23-2011 technical regulations.The instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. No need to manual calculation. Machine automatically compute and show result. F\u003cspan class=\"a-text-bold\"\u003eeatures:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e* The test hammer adopt to true color LCD display screen. (resolution ratio176*220). Easy to operate and make your work efficient.\u003c\/p\u003e\n\u003cp\u003e* The voice function let testing personnel not see the value and improve test efficiency.\u003c\/p\u003e\n\u003cp\u003e* Great capacity data storage. It can store the most 200 standard elements. One element can test 99 test areas completely meeting the need of the actual detection work.\u003c\/p\u003e\n\u003cp\u003e* Calendar and clock function can automatic record each component testing date and time.\u003c\/p\u003e\n\u003cp\u003e* Test hammer adopt to Non-contact metal reflection grating sensor avoiding physical deterioration and poor contact defect. It improves accuracy and use time. Meanwhile, maintain the mechanical pointer scale. T\u003cspan class=\"a-text-bold\"\u003eechnical Specifications\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e* Measuring ranges: 10-60MPa\u003c\/p\u003e\n\u003cp\u003e* Impact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e* Spring constant: 785N\/m\u003c\/p\u003e\n\u003cp\u003e* Spring extension: 75±0.3mm\u003c\/p\u003e\n\u003cp\u003e* The average rebound values on steel anvil: 80±2\u003c\/p\u003e\n\u003cp\u003e* The consistency of the sample showing values:≤±0.5 (Digital output sampling value difference with the cursor readings)\u003c\/p\u003e\n\u003cp\u003e* Display: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment\u003c\/p\u003e\n\u003cp\u003e* Data storage: 500 standard components (each component of the 99 measuring area), 20 special strength curve\u003c\/p\u003e\n\u003cp\u003e* Power: 3.7V\/1500mAH rechargeable Li battery.\u003c\/p\u003e\n\u003cp\u003e* Power consumption: largest back light≈100mA(voice shut down)\u003c\/p\u003e\n\u003cp\u003e* connect interface: USB2.0\u003c\/p\u003e\n\u003cp\u003e* Weight: 1.1Kg\u003c\/p\u003e\n\u003cp\u003e* Optional Accessories: IR Printer Selectable\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45674959929565,"sku":"HT-225W-TIANJINJINWEI-Lucky","price":1286.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/1-1.jpg?v=1733100140"},{"product_id":"vtsyiqi-handheld-digital-concrete-rebound-hammer-concrete-strength-hardness-tester-schmidt-resiliometer-ht-225w-range-10-to-60mpa-with-ir-printer-integrated-voice-digital-test-hammer-rebound-hammer","title":"VTSYIQI Handheld Digital Concrete Rebound Hammer Concrete Strength Hardness Tester Schmidt Resiliometer HT-225W Range 10 to 60MPa with IR Printer Integrated Voice Digital Test Hammer Rebound Hammer","description":"\u003cp class=\"Polaris-Header-Title\" tabindex=\"-1\"\u003e\u003cstrong\u003e\u003cspan class=\"Polaris-Text--root Polaris-Text--headingLg Polaris-Text--bold\"\u003eVTSYIQI Handheld Digital Concrete Rebound Hammer Concrete Strength Hardness Tester Schmidt Resiliometer HT-225W Range 10 to 60MPa with IR Printer Integrated Voice Digital Test Hammer Rebound Hammer\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e◆ Spring constant: 785N\/m; USB communication port, and a virtual U disk, without the need to install any driver, you can export data or replace the special strength curve.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e◆ Impact energy: 2.207J; Integrated structural design of the domestic initiative, the rebound device and the resilience of the sensor device for the integration of organic integration, without any connection line, easy to carry, low failure rate\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e◆ Spring extension: 75±0.3mm; Display: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment; Unique rebound value voice prompt function, no need to watch the screen to know the rebound value, improve the detection efficiency of the detector.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e◆ The average rebound values on steel anvil: 80±2; Advanced low power management function, can set the screen backlight, voice volume, automatic sleep, and automatic shutdown function, improve the use of the instrument.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e◆The instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. No need to manual calculation. Machine automatically compute and show result. The test hammer set Internal uniform curve. Customer can add up to 20 test curves\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"default\"\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv id=\"productDescription\" class=\"a-section a-spacing-small\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eBrief introduction:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003eConsistent withGB\/T9138-1988 standards and JJG817-93 statutes and JGJ\/T23-2011 technical regulations.The instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. No need to manual calculation. Machine automatically compute and show result.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eFeatures:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e* The test hammer adopt to true color LCD display screen. (resolution ratio176*220). Easy to operate and make your work efficient.\u003cbr\u003e* The voice function let testing personnel not see the value and improve test efficiency.\u003cbr\u003e* Great capacity data storage. It can store the most 200 standard elements. One element can test 99 test areas completely meeting the need of the actual detection work.\u003cbr\u003e* Calendar and clock function can automatic record each component testing date and time.\u003cbr\u003e* Test hammer adopt to Non-contact metal reflection grating sensor avoiding physical deterioration and poor contact defect. It improves accuracy and use time. Meanwhile, maintain the mechanical pointer scale.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eTechnical Specifications：\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e* Measuring ranges: 10-60MPa\u003cbr\u003e* Impact energy: 2.207J\u003cbr\u003e* Spring constant: 785N\/m\u003cbr\u003e* Spring extension: 75±0.3mm\u003cbr\u003e* The average rebound values on steel anvil: 80±2\u003cbr\u003e* The consistency of the sample showing values:≤±0.5 (Digital output sampling value difference with the cursor readings)\u003cbr\u003e* Display: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment\u003cbr\u003e* Data storage: 500 standard components (each component of the 99 measuring area), 20 special strength curve\u003cbr\u003e* Power: 3.7V\/1500mAH rechargeable Li battery.\u003cbr\u003e* Power consumption: largest back light≈100mA(voice shut down)\u003cbr\u003e* connect interface: USB2.0\u003cbr\u003e* Weight: 1.1Kg\u003cbr\u003e* Accessories: IR Printer Included\u003cbr\u003eIf you need Optional Accessories,Please contact us.\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45675130683613,"sku":"HT-225W with IR Printer-TIANJINJINWEI-Lucky","price":1706.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/13_800355be-9481-448e-a591-a95274e7ce5a.jpg?v=1725951008"},{"product_id":"vtsyiqi-digital-rebound-test-hammer-concrete-rebound-hammer-with-standard-impact-energy-2-207j-tension-spring-stiffness-785-n-m-automatic-recording-function-data-storage-capacity-200-standard-components","title":"VTSYIQI Digital Rebound Test Hammer Concrete Rebound Hammer with Standard Impact Energy 2.207J Tension Spring Stiffness 785 N\/m Automatic Recording Function Data Storage Capacity 200 Standard Components","description":"\u003cp class=\"a-size-large a-spacing-none\"\u003e\u003cstrong\u003eVTSYIQI Digital Rebound Test Hammer Concrete Rebound Hammer with Standard Impact Energy 2.207J Tension Spring Stiffness 785 N\/m Automatic Recording Function Data Storage Capacity 200 Standard Components \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e\u003cstrong\u003eAbout this item:\u003c\/strong\u003e\u003cbr\u003e★ 1)Integrated wireless structure of the test hammer host and the displayer part. Easy to carry and make work efficient. \u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★2)OLCD displayer，English interface and friendly operation.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 3)Using sensitive operation touch keys. The keys are not easy to aging.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★4)Automatic recording function improves the efficiency of measurement.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 5)Adopting non-contact reflection grating sensor, maximum avoid machine attrition and poor contact in traditional technologies such as contact way or potentiometer way, high precision, long service life, and the traditional pointer scale is kept.\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★6)The instrument is powered by a built-in rechargeable lithium battery, which can operate continuously for more than 10 hours\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 7)Large storage capacity, more than 200 standard components, a standard component including almost 50 test areas, one test areas including 16 test pointes, completely meet the request of long time in site test.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★8)Testing parameters can be typed in test site.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 9)Adopting USB interface, as U flash disk, no need special driver.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★10)Have real-time clock calendar function, can automatically record test date.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★11)Advanced low power consumption function, can set display backlight level, auto dormancy, and automatic turn off.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eIntroduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDigital Concrete Hammer is a high-tech product, especially designed for the needs of in place test for concrete compressive strength, applied to non-destructive test (NDT) hardened concrete compressive strength component in construct projects.\u003c\/p\u003e\n\u003cp\u003eDigital Test Hammers for the quick and easy determination of the strength of concrete, and hardness of construction materials. Digital functions allow faster and greater number of test, leading to better quality tests. It’s a good and useful instrument for quality control and inspection organizations. Submit to (JGJ\/T23-2011). And ASTM C805, EN 12504 S\u003cspan class=\"a-text-bold\"\u003epecification\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e1) Data processing standard: Submit to (JGJ\/T23-2011).\u003c\/p\u003e\n\u003cp\u003e2) Standard impact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e3) Tension spring stiffness: 785 N\/m\u003c\/p\u003e\n\u003cp\u003e4) Stroke of impact hammer: 75 mm\u003c\/p\u003e\n\u003cp\u003e5) Test value when calibrated on test anvil (qualified anvil like type JW225): 80 ± 2\u003c\/p\u003e\n\u003cp\u003e6) Bounds on error: ≤± 0.5 (the differences between displayer and rider)\u003c\/p\u003e\n\u003cp\u003e7) Display screen: 128 x 64 resolution, 3 levels of backlighting adjustable.\u003c\/p\u003e\n\u003cp\u003e8) Data storage capacity: 200 standard components (50 testing areas per component)\u003c\/p\u003e\n\u003cp\u003e9) Power consumption: The biggest backlight≈200mA\u003c\/p\u003e\n\u003cp\u003e10) Sleeping current: 0.8mA\u003c\/p\u003e\n\u003cp\u003e11) Communication port with PC: USB2.0\u003c\/p\u003e\n\u003cp\u003e12) N.W: ≈1.1 Kg\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45677126516957,"sku":"HT-225Q-TIANJINJINWEI-Lucky-2","price":666.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/8_1d4c052c-4ab1-4325-bee4-d84e258086f1.jpg?v=1733125114"},{"product_id":"vtsyiqi-digital-rebound-hammer-concrete-test-hammer-digital-resiliometer-with-stroke-of-impact-hammer-75mm-tension-spring-stiffness-785n-m-automatically-record-test-date-real-time-clock-calendar-function","title":"VTSYIQI Digital Rebound Hammer Concrete Test Hammer Digital Resiliometer with Stroke of Impact Hammer 75mm Tension Spring Stiffness 785N\/m Automatically Record Test Date Real-time Clock Calendar Function","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Digital Rebound Hammer Concrete Test Hammer Digital Resiliometer with Stroke of Impact Hammer 75mm Tension Spring Stiffness 785N\/m Automatically Record Test Date Real-time Clock Calendar Function\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e\u003cstrong\u003eAbout this item:\u003c\/strong\u003e\u003cbr\u003e★ 1)Integrated wireless structure of the test hammer host and the displayer part. Easy to carry and make work efficient. \u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★2)OLCD displayer，English interface and friendly operation.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 3)Using sensitive operation touch keys. The keys are not easy to aging.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★4)Automatic recording function improves the efficiency of measurement.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 5)Adopting non-contact reflection grating sensor, maximum avoid machine attrition and poor contact in traditional technologies such as contact way or potentiometer way, high precision, long service life, and the traditional pointer scale is kept.\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★6)The instrument is powered by a built-in rechargeable lithium battery, which can operate continuously for more than 10 hours\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 7)Large storage capacity, more than 200 standard components, a standard component including almost 50 test areas, one test areas including 16 test pointes, completely meet the request of long time in site test.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★8)Testing parameters can be typed in test site.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 9)Adopting USB interface, as U flash disk, no need special driver.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★10)Have real-time clock calendar function, can automatically record test date.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★11)Advanced low power consumption function, can set display backlight level, auto dormancy, and automatic turn off.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eIntroduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDigital Concrete Hammer is a high-tech product, especially designed for the needs of in place test for concrete compressive strength, applied to non-destructive test (NDT) hardened concrete compressive strength component in construct projects.\u003c\/p\u003e\n\u003cp\u003eDigital Test Hammers for the quick and easy determination of the strength of concrete, and hardness of construction materials. Digital functions allow faster and greater number of test, leading to better quality tests. It’s a good and useful instrument for quality control and inspection organizations. Submit to (JGJ\/T23-2011). And ASTM C805, EN 12504 S\u003cspan class=\"a-text-bold\"\u003epecification\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e1) Data processing standard: Submit to (JGJ\/T23-2011).\u003c\/p\u003e\n\u003cp\u003e2) Standard impact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e3) Tension spring stiffness: 785 N\/m\u003c\/p\u003e\n\u003cp\u003e4) Stroke of impact hammer: 75 mm\u003c\/p\u003e\n\u003cp\u003e5) Test value when calibrated on test anvil (qualified anvil like type JW225): 80 ± 2\u003c\/p\u003e\n\u003cp\u003e6) Bounds on error: ≤± 0.5 (the differences between displayer and rider)\u003c\/p\u003e\n\u003cp\u003e7) Display screen: 128 x 64 resolution, 3 levels of backlighting adjustable.\u003c\/p\u003e\n\u003cp\u003e8) Data storage capacity: 200 standard components (50 testing areas per component)\u003c\/p\u003e\n\u003cp\u003e9) Power consumption: The biggest backlight≈200mA\u003c\/p\u003e\n\u003cp\u003e10) Sleeping current: 0.8mA\u003c\/p\u003e\n\u003cp\u003e11) Communication port with PC: USB2.0\u003c\/p\u003e\n\u003cp\u003e12) N.W: ≈1.1 Kg\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45677219119325,"sku":"HT-225Q-TIANJINJINWEI-Lucky-3","price":666.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/13_af76f88c-607f-40d5-9458-1212a101c5f8.jpg?v=1733125734"},{"product_id":"vtsyiqi-digital-concrete-rebound-test-hammer-resiliometer-with-tension-spring-stiffness-785n-m-stroke-of-impact-hammer-75mm-200-standard-components-data-storage-automatically-record-test-date-standard-impact-energy-2-207j","title":"VTSYIQI Digital Concrete Rebound Test Hammer Resiliometer with Tension Spring Stiffness 785N\/m Stroke of Impact Hammer 75mm 200 Standard Components Data Storage Automatically Record Test Date Standard Impact Energy 2.207J","description":"\u003cp class=\"a-size-large a-spacing-none\"\u003e\u003cstrong\u003eVTSYIQI Digital Concrete Rebound Test Hammer Resiliometer with Tension Spring Stiffness 785N\/m Stroke of Impact Hammer 75mm 200 Standard Components Data Storage Automatically Record Test Date Standard Impact Energy 2.207J\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e\u003cstrong\u003eAbout this item:\u003c\/strong\u003e\u003cbr\u003e★ 1)Integrated wireless structure of the test hammer host and the displayer part. Easy to carry and make work efficient. \u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★2)OLCD displayer，English interface and friendly operation.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 3)Using sensitive operation touch keys. The keys are not easy to aging.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★4)Automatic recording function improves the efficiency of measurement.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 5)Adopting non-contact reflection grating sensor, maximum avoid machine attrition and poor contact in traditional technologies such as contact way or potentiometer way, high precision, long service life, and the traditional pointer scale is kept.\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★6)The instrument is powered by a built-in rechargeable lithium battery, which can operate continuously for more than 10 hours\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 7)Large storage capacity, more than 200 standard components, a standard component including almost 50 test areas, one test areas including 16 test pointes, completely meet the request of long time in site test.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★8)Testing parameters can be typed in test site.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 9)Adopting USB interface, as U flash disk, no need special driver.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★10)Have real-time clock calendar function, can automatically record test date.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★11)Advanced low power consumption function, can set display backlight level, auto dormancy, and automatic turn off.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eIntroduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDigital Concrete Hammer is a high-tech product, especially designed for the needs of in place test for concrete compressive strength, applied to non-destructive test (NDT) hardened concrete compressive strength component in construct projects.\u003c\/p\u003e\n\u003cp\u003eDigital Test Hammers for the quick and easy determination of the strength of concrete, and hardness of construction materials. Digital functions allow faster and greater number of test, leading to better quality tests. It’s a good and useful instrument for quality control and inspection organizations. Submit to (JGJ\/T23-2011). And ASTM C805, EN 12504 S\u003cspan class=\"a-text-bold\"\u003epecification\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e1) Data processing standard: Submit to (JGJ\/T23-2011).\u003c\/p\u003e\n\u003cp\u003e2) Standard impact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e3) Tension spring stiffness: 785 N\/m\u003c\/p\u003e\n\u003cp\u003e4) Stroke of impact hammer: 75 mm\u003c\/p\u003e\n\u003cp\u003e5) Test value when calibrated on test anvil (qualified anvil like type JW225): 80 ± 2\u003c\/p\u003e\n\u003cp\u003e6) Bounds on error: ≤± 0.5 (the differences between displayer and rider)\u003c\/p\u003e\n\u003cp\u003e7) Display screen: 128 x 64 resolution, 3 levels of backlighting adjustable.\u003c\/p\u003e\n\u003cp\u003e8) Data storage capacity: 200 standard components (50 testing areas per component)\u003c\/p\u003e\n\u003cp\u003e9) Power consumption: The biggest backlight≈200mA\u003c\/p\u003e\n\u003cp\u003e10) Sleeping current: 0.8mA\u003c\/p\u003e\n\u003cp\u003e11) Communication port with PC: USB2.0\u003c\/p\u003e\n\u003cp\u003e12) N.W: ≈1.1 Kg\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45677230948573,"sku":"HT-225Q-TIANJINJINWEI-Lucky-4","price":666.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/9F5B554569E32FC2CECDC9DA69E6D57E.jpg?v=1733125413"},{"product_id":"vtsyiqi-digital-concrete-test-hammer-concrete-compressive-strength-testing-machine-with-tension-spring-stiffness-785-n-m-stroke-of-impact-hammer-75-mm-bounds-on-error-0-5-real-time-clock-calendar-function-automatic-recording-function","title":"VTSYIQI Digital Concrete Test Hammer Concrete Compressive Strength Testing Machine with Tension Spring Stiffness 785 N\/m Stroke of Impact Hammer 75 mm Bounds on Error ≤± 0.5 Real-time Clock Calendar Function Automatic Recording Function","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Digital Concrete Test Hammer Concrete Compressive Strength Testing Machine with Tension Spring Stiffness 785 N\/m Stroke of Impact Hammer 75 mm Bounds on Error ≤± 0.5 Real-time Clock Calendar Function Automatic Recording Function \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e\u003cstrong\u003eAbout this item:\u003c\/strong\u003e\u003cbr\u003e★ 1)Integrated wireless structure of the test hammer host and the displayer part. Easy to carry and make work efficient. \u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★2)OLCD displayer，English interface and friendly operation.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 3)Using sensitive operation touch keys. The keys are not easy to aging.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★4)Automatic recording function improves the efficiency of measurement.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 5)Adopting non-contact reflection grating sensor, maximum avoid machine attrition and poor contact in traditional technologies such as contact way or potentiometer way, high precision, long service life, and the traditional pointer scale is kept.\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★6)The instrument is powered by a built-in rechargeable lithium battery, which can operate continuously for more than 10 hours\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 7)Large storage capacity, more than 200 standard components, a standard component including almost 50 test areas, one test areas including 16 test pointes, completely meet the request of long time in site test.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★8)Testing parameters can be typed in test site.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 9)Adopting USB interface, as U flash disk, no need special driver.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★10)Have real-time clock calendar function, can automatically record test date.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★11)Advanced low power consumption function, can set display backlight level, auto dormancy, and automatic turn off.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eIntroduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDigital Concrete Hammer is a high-tech product, especially designed for the needs of in place test for concrete compressive strength, applied to non-destructive test (NDT) hardened concrete compressive strength component in construct projects.\u003c\/p\u003e\n\u003cp\u003eDigital Test Hammers for the quick and easy determination of the strength of concrete, and hardness of construction materials. Digital functions allow faster and greater number of test, leading to better quality tests. It’s a good and useful instrument for quality control and inspection organizations. Submit to (JGJ\/T23-2011). And ASTM C805, EN 12504 S\u003cspan class=\"a-text-bold\"\u003epecification\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e1) Data processing standard: Submit to (JGJ\/T23-2011).\u003c\/p\u003e\n\u003cp\u003e2) Standard impact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e3) Tension spring stiffness: 785 N\/m\u003c\/p\u003e\n\u003cp\u003e4) Stroke of impact hammer: 75 mm\u003c\/p\u003e\n\u003cp\u003e5) Test value when calibrated on test anvil (qualified anvil like type JW225): 80 ± 2\u003c\/p\u003e\n\u003cp\u003e6) Bounds on error: ≤± 0.5 (the differences between displayer and rider)\u003c\/p\u003e\n\u003cp\u003e7) Display screen: 128 x 64 resolution, 3 levels of backlighting adjustable.\u003c\/p\u003e\n\u003cp\u003e8) Data storage capacity: 200 standard components (50 testing areas per component)\u003c\/p\u003e\n\u003cp\u003e9) Power consumption: The biggest backlight≈200mA\u003c\/p\u003e\n\u003cp\u003e10) Sleeping current: 0.8mA\u003c\/p\u003e\n\u003cp\u003e11) Communication port with PC: USB2.0\u003c\/p\u003e\n\u003cp\u003e12) N.W: ≈1.1 Kg\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45677261324509,"sku":"HT-225Q-TIANJINJINWEI-Lucky-5","price":666.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/2_e6fd4f48-e415-4eb5-982b-bcc38186ce8b.jpg?v=1725948586"},{"product_id":"vtsyiqi-digital-rebound-concrete-test-hammer-concrete-rebound-hammer-digital-resiliometer-with-stroke-of-impact-hammer-75mm-tension-spring-stiffness-785n-m-real-time-clock-calendar-function-200-data-storage","title":"VTSYIQI Digital Rebound Concrete Test Hammer Concrete Rebound Hammer Digital Resiliometer with Stroke of Impact Hammer 75mm  Tension Spring Stiffness 785N\/m Real-time Clock Calendar Function 200 Data Storage","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Digital Rebound Concrete Test Hammer Concrete Rebound Hammer Digital Resiliometer with Stroke of Impact Hammer 75mm  Tension Spring Stiffness 785N\/m Real-time Clock Calendar Function 200 Data Storage\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e\u003cstrong\u003eAbout this item:\u003c\/strong\u003e\u003cbr\u003e★ 1)Integrated wireless structure of the test hammer host and the displayer part. Easy to carry and make work efficient. \u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★2)OLCD displayer，English interface and friendly operation.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 3)Using sensitive operation touch keys. The keys are not easy to aging.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★4)Automatic recording function improves the efficiency of measurement.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 5)Adopting non-contact reflection grating sensor, maximum avoid machine attrition and poor contact in traditional technologies such as contact way or potentiometer way, high precision, long service life, and the traditional pointer scale is kept.\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★6)The instrument is powered by a built-in rechargeable lithium battery, which can operate continuously for more than 10 hours\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 7)Large storage capacity, more than 200 standard components, a standard component including almost 50 test areas, one test areas including 16 test pointes, completely meet the request of long time in site test.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★8)Testing parameters can be typed in test site.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 9)Adopting USB interface, as U flash disk, no need special driver.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★10)Have real-time clock calendar function, can automatically record test date.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★11)Advanced low power consumption function, can set display backlight level, auto dormancy, and automatic turn off.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eIntroduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDigital Concrete Hammer is a high-tech product, especially designed for the needs of in place test for concrete compressive strength, applied to non-destructive test (NDT) hardened concrete compressive strength component in construct projects.\u003c\/p\u003e\n\u003cp\u003eDigital Test Hammers for the quick and easy determination of the strength of concrete, and hardness of construction materials. Digital functions allow faster and greater number of test, leading to better quality tests. It’s a good and useful instrument for quality control and inspection organizations. Submit to (JGJ\/T23-2011). And ASTM C805, EN 12504 S\u003cspan class=\"a-text-bold\"\u003epecification\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e1) Data processing standard: Submit to (JGJ\/T23-2011).\u003c\/p\u003e\n\u003cp\u003e2) Standard impact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e3) Tension spring stiffness: 785 N\/m\u003c\/p\u003e\n\u003cp\u003e4) Stroke of impact hammer: 75 mm\u003c\/p\u003e\n\u003cp\u003e5) Test value when calibrated on test anvil (qualified anvil like type JW225): 80 ± 2\u003c\/p\u003e\n\u003cp\u003e6) Bounds on error: ≤± 0.5 (the differences between displayer and rider)\u003c\/p\u003e\n\u003cp\u003e7) Display screen: 128 x 64 resolution, 3 levels of backlighting adjustable.\u003c\/p\u003e\n\u003cp\u003e8) Data storage capacity: 200 standard components (50 testing areas per component)\u003c\/p\u003e\n\u003cp\u003e9) Power consumption: The biggest backlight≈200mA\u003c\/p\u003e\n\u003cp\u003e10) Sleeping current: 0.8mA\u003c\/p\u003e\n\u003cp\u003e11) Communication port with PC: USB2.0\u003c\/p\u003e\n\u003cp\u003e12) N.W: ≈1.1 Kg\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45677280329949,"sku":"HT-225Q-TIANJINJINWEI-Lucky-6","price":666.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/6_afa75992-530d-4da5-85cb-a4b3ace38c2f.jpg?v=1733124688"},{"product_id":"vtsyiqi-digital-concrete-rebound-hammer-concrete-strength-hardness-tester-schmidt-resiliometer-ht-225w-range-10-to-60mpa-with-ir-printer-integrated-voice-digital-rebound-test-hammer-tester","title":"VTSYIQI Digital Concrete Rebound Hammer Concrete Strength Hardness Tester Schmidt Resiliometer HT-225W+ range 10 to 60MPa with IR Printer Integrated Voice Digital Rebound Test Hammer Tester","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Digital Concrete Rebound Hammer Concrete Strength Hardness Tester Schmidt Resiliometer HT-225W+ range 10 to 60MPa with IR Printer Integrated Voice Digital Rebound Test Hammer Tester\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e◆ Spring constant: 785N\/m; USB communication port, and a virtual U disk, without the need to install any driver, you can export data or replace the special strength curve.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e◆ Impact energy: 2.207J; Integrated structural design of the domestic initiative, the rebound device and the resilience of the sensor device for the integration of organic integration, without any connection line, easy to carry, low failure rate\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e◆ Spring extension: 75±0.3mm; Display: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment; Unique rebound value voice prompt function, no need to watch the screen to know the rebound value, improve the detection efficiency of the detector.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e◆ The average rebound values on steel anvil: 80±2; Advanced low power management function, can set the screen backlight, voice volume, automatic sleep, and automatic shutdown function, improve the use of the instrument.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e◆The instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. No need to manual calculation. Machine automatically compute and show result. The test hammer set Internal uniform curve. Customer can add up to 20 test curves\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"default\"\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv id=\"productDescription\" class=\"a-section a-spacing-small\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eBrief introduction:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003eConsistent withGB\/T9138-1988 standards and JJG817-93 statutes and JGJ\/T23-2011 technical regulations.The instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. No need to manual calculation. Machine automatically compute and show result.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eFeatures:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e* The test hammer adopt to true color LCD display screen. (resolution ratio176*220). Easy to operate and make your work efficient.\u003cbr\u003e* The voice function let testing personnel not see the value and improve test efficiency.\u003cbr\u003e* Great capacity data storage. It can store the most 200 standard elements. One element can test 99 test areas completely meeting the need of the actual detection work.\u003cbr\u003e* Calendar and clock function can automatic record each component testing date and time.\u003cbr\u003e* Test hammer adopt to Non-contact metal reflection grating sensor avoiding physical deterioration and poor contact defect. It improves accuracy and use time. Meanwhile, maintain the mechanical pointer scale.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eTechnical Specifications：\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e* Measuring ranges: 10-60MPa\u003cbr\u003e* Impact energy: 2.207J\u003cbr\u003e* Spring constant: 785N\/m\u003cbr\u003e* Spring extension: 75±0.3mm\u003cbr\u003e* The average rebound values on steel anvil: 80±2\u003cbr\u003e* The consistency of the sample showing values:≤±0.5 (Digital output sampling value difference with the cursor readings)\u003cbr\u003e* Display: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment\u003cbr\u003e* Data storage: 500 standard components (each component of the 99 measuring area), 20 special strength curve\u003cbr\u003e* Power: 3.7V\/1500mAH rechargeable Li battery.\u003cbr\u003e* Power consumption: largest back light≈100mA(voice shut down)\u003cbr\u003e* connect interface: USB2.0\u003cbr\u003e* Weight: 1.1Kg\u003cbr\u003e* Accessories: IR Printer Included\u003cbr\u003eIf you need Optional Accessories,Please conta\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45677372440797,"sku":"HT-225W with IR Printer-TIANJINJINWEI- Lucky","price":1706.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/98cb89bcbcc423ecffe2501556193c0.jpg?v=1733099939"},{"product_id":"vtsyiqi-digital-display-concrete-rebound-hammer-tester-resiliometer-concrete-tester-with-rebound-hammer-range-10-70mpa-olcd-display-ndt-testing-equipment-real-time-clock-calendar-function","title":"VTSYIQI Digital Display Concrete Rebound Hammer Tester Resiliometer Concrete Tester with Rebound Hammer Range 10-70MPa OLCD Display NDT Testing Equipment Real-Time Clock Calendar Function","description":"\u003cp class=\"a-size-large a-spacing-none\"\u003e\u003cstrong\u003eVTSYIQI Digital Display Concrete Rebound Hammer Tester Resiliometer Concrete Tester with Rebound Hammer Range 10-70MPa OLCD Display NDT Testing Equipment Real-Time Clock Calendar Function\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e\u003cstrong\u003eAbout this item:\u003c\/strong\u003e\u003cbr\u003e★ 1)Integrated wireless structure of the test hammer host and the displayer part. Easy to carry and make work efficient. \u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★2)OLCD displayer，English interface and friendly operation.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 3)Using sensitive operation touch keys. The keys are not easy to aging.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★4)Automatic recording function improves the efficiency of measurement.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 5)Adopting non-contact reflection grating sensor, maximum avoid machine attrition and poor contact in traditional technologies such as contact way or potentiometer way, high precision, long service life, and the traditional pointer scale is kept.\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★6)The instrument is powered by a built-in rechargeable lithium battery, which can operate continuously for more than 10 hours\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 7)Large storage capacity, more than 200 standard components, a standard component including almost 50 test areas, one test areas including 16 test pointes, completely meet the request of long time in site test.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★8)Testing parameters can be typed in test site.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 9)Adopting USB interface, as U flash disk, no need special driver.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★10)Have real-time clock calendar function, can automatically record test date.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★11)Advanced low power consumption function, can set display backlight level, auto dormancy, and automatic turn off.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eIntroduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDigital Concrete Hammer is a high-tech product, especially designed for the needs of in place test for concrete compressive strength, applied to non-destructive test (NDT) hardened concrete compressive strength component in construct projects.\u003c\/p\u003e\n\u003cp\u003eDigital Test Hammers for the quick and easy determination of the strength of concrete, and hardness of construction materials. Digital functions allow faster and greater number of test, leading to better quality tests. It’s a good and useful instrument for quality control and inspection organizations. Submit to (JGJ\/T23-2011). And ASTM C805, EN 12504 S\u003cspan class=\"a-text-bold\"\u003epecification\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e1) Data processing standard: Submit to (JGJ\/T23-2011).\u003c\/p\u003e\n\u003cp\u003e2) Standard impact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e3) Tension spring stiffness: 785 N\/m\u003c\/p\u003e\n\u003cp\u003e4) Stroke of impact hammer: 75 mm\u003c\/p\u003e\n\u003cp\u003e5) Test value when calibrated on test anvil (qualified anvil like type JW225): 80 ± 2\u003c\/p\u003e\n\u003cp\u003e6) Bounds on error: ≤± 0.5 (the differences between displayer and rider)\u003c\/p\u003e\n\u003cp\u003e7) Display screen: 128 x 64 resolution, 3 levels of backlighting adjustable.\u003c\/p\u003e\n\u003cp\u003e8) Data storage capacity: 200 standard components (50 testing areas per component)\u003c\/p\u003e\n\u003cp\u003e9) Power consumption: The biggest backlight≈200mA\u003c\/p\u003e\n\u003cp\u003e10) Sleeping current: 0.8mA\u003c\/p\u003e\n\u003cp\u003e11) Communication port with PC: USB2.0\u003c\/p\u003e\n\u003cp\u003e12) N.W: ≈1.1 Kg\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45697551499485,"sku":"HT-225Q-TIANJINJINWEI-Lucky-7","price":666.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/11_b80c05b7-b1c1-4c89-b440-03bfe59fe18a.jpg?v=1733120246"},{"product_id":"vtsyiqi-digital-concrete-rebound-test-hammer-resiliometer-tester-concrete-rebound-hammer-with-rebound-hammer-range-10-70mpa-ndt-concrete-compressive-strength-testing-machine","title":"VTSYIQI Digital Concrete Rebound Test Hammer Resiliometer Tester Concrete Rebound Hammer with Rebound Hammer Range 10-70MPa NDT Concrete Compressive Strength Testing Machine","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Digital Concrete Rebound Test Hammer Resiliometer Tester Concrete Rebound Hammer with Rebound Hammer Range 10-70MPa NDT Concrete Compressive Strength Testing Machine\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e\u003cstrong\u003eAbout this item:\u003c\/strong\u003e\u003cbr\u003e★ 1)Integrated wireless structure of the test hammer host and the displayer part. Easy to carry and make work efficient. \u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★2)OLCD displayer，English interface and friendly operation.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 3)Using sensitive operation touch keys. The keys are not easy to aging.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★4)Automatic recording function improves the efficiency of measurement.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 5)Adopting non-contact reflection grating sensor, maximum avoid machine attrition and poor contact in traditional technologies such as contact way or potentiometer way, high precision, long service life, and the traditional pointer scale is kept.\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★6)The instrument is powered by a built-in rechargeable lithium battery, which can operate continuously for more than 10 hours\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 7)Large storage capacity, more than 200 standard components, a standard component including almost 50 test areas, one test areas including 16 test pointes, completely meet the request of long time in site test.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★8)Testing parameters can be typed in test site.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 9)Adopting USB interface, as U flash disk, no need special driver.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★10)Have real-time clock calendar function, can automatically record test date.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★11)Advanced low power consumption function, can set display backlight level, auto dormancy, and automatic turn off.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eIntroduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDigital Concrete Hammer is a high-tech product, especially designed for the needs of in place test for concrete compressive strength, applied to non-destructive test (NDT) hardened concrete compressive strength component in construct projects.\u003c\/p\u003e\n\u003cp\u003eDigital Test Hammers for the quick and easy determination of the strength of concrete, and hardness of construction materials. Digital functions allow faster and greater number of test, leading to better quality tests. It’s a good and useful instrument for quality control and inspection organizations. Submit to (JGJ\/T23-2011). And ASTM C805, EN 12504 S\u003cspan class=\"a-text-bold\"\u003epecification\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e1) Data processing standard: Submit to (JGJ\/T23-2011).\u003c\/p\u003e\n\u003cp\u003e2) Standard impact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e3) Tension spring stiffness: 785 N\/m\u003c\/p\u003e\n\u003cp\u003e4) Stroke of impact hammer: 75 mm\u003c\/p\u003e\n\u003cp\u003e5) Test value when calibrated on test anvil (qualified anvil like type JW225): 80 ± 2\u003c\/p\u003e\n\u003cp\u003e6) Bounds on error: ≤± 0.5 (the differences between displayer and rider)\u003c\/p\u003e\n\u003cp\u003e7) Display screen: 128 x 64 resolution, 3 levels of backlighting adjustable.\u003c\/p\u003e\n\u003cp\u003e8) Data storage capacity: 200 standard components (50 testing areas per component)\u003c\/p\u003e\n\u003cp\u003e9) Power consumption: The biggest backlight≈200mA\u003c\/p\u003e\n\u003cp\u003e10) Sleeping current: 0.8mA\u003c\/p\u003e\n\u003cp\u003e11) Communication port with PC: USB2.0\u003c\/p\u003e\n\u003cp\u003e12) N.W: ≈1.1 Kg\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45697565098205,"sku":"HT-225Q-TIANJINJINWEI-Lucky-8","price":666.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/4_940b53ae-5ef3-49ca-b59f-8e255fb351c6.jpg?v=1733120552"},{"product_id":"vtsqiyi-integrated-voice-digital-test-hammer-with-usb-communication-measuring-ranges-10-to-60mpa-rebound-hammer-impact-energy-2-207j-high-resolution-lcd-screen","title":"VTSQIYI Integrated Voice Digital Test Hammer with USB Communication Measuring Ranges 10 to 60MPa Rebound Hammer Impact Energy 2.207J High-Resolution LCD Screen","description":"\u003cp\u003e\u003cstrong\u003eVTSQIYI Integrated Voice Digital Test Hammer with USB Communication Measuring Ranges 10 to 60MPa Rebound Hammer Impact Energy 2.207J High-Resolution LCD Screen\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eSpring constant: 785N\/m; USB communication port, and a virtual U disk, without the need to install any driver, you can export data or replace the special strength curve.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e Impact energy: 2.207J; Integrated structural design of the domestic initiative, the rebound device and the resilience of the sensor device for the integration of organic integration, without any connection line, easy to carry, low failure rate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eSpring extension: 75±0.3mm; Display: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment; Unique rebound value voice prompt function, no need to watch the screen to know the rebound value, improve the detection efficiency of the detector.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eThe average rebound values on steel anvil: 80±2; Advanced low power management function, can set the screen backlight, voice volume, automatic sleep, and automatic shutdown function, improve the use of the instrument.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eThe instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. No need to manual calculation. Machine automatically compute and show result. The test hammer set Internal uniform curve. Customer can add up to 20 test curves.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eBrief introduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eConsistent withGB\/T9138-1988 standards and JJG817-93 statutes and JGJ\/T23-2011 technical regulations.The instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. No need to manual calculation. Machine automatically compute and show result.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eF\u003cspan class=\"a-text-bold\"\u003eeatures:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e* The test hammer adopt to true color LCD display screen. (resolution ratio176*220). Easy to operate and make your work efficient.\u003c\/p\u003e\n\u003cp\u003e* The voice function let testing personnel not see the value and improve test efficiency.\u003c\/p\u003e\n\u003cp\u003e* Great capacity data storage. It can store the most 200 standard elements. One element can test 99 test areas completely meeting the need of the actual detection work.\u003c\/p\u003e\n\u003cp\u003e* Calendar and clock function can automatic record each component testing date and time.\u003c\/p\u003e\n\u003cp\u003eTest hammer adopt to Non-contact metal reflection grating sensor avoiding physical deterioration and poor contact defect. It improves accuracy and use time. Meanwhile, maintain the mechanical pointer scale.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eT\u003cspan class=\"a-text-bold\"\u003eechnical Specifications:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e* Measuring ranges: 10-60MPa\u003c\/p\u003e\n\u003cp\u003e* Impact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e* Spring constant: 785N\/m\u003c\/p\u003e\n\u003cp\u003e* Spring extension: 75±0.3mm\u003c\/p\u003e\n\u003cp\u003e* The average rebound values on steel anvil: 80±2\u003c\/p\u003e\n\u003cp\u003e* The consistency of the sample showing values:≤±0.5 (Digital output sampling value difference with the cursor readings)\u003c\/p\u003e\n\u003cp\u003e* Display: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment\u003c\/p\u003e\n\u003cp\u003e* Data storage: 500 standard components (each component of the 99 measuring area), 20 special strength curve\u003c\/p\u003e\n\u003cp\u003e* Power: 3.7V\/1500mAH rechargeable Li battery.\u003c\/p\u003e\n\u003cp\u003e* Power consumption: largest back light≈100mA(voice shut down)\u003c\/p\u003e\n\u003cp\u003e* connect interface: USB2.0\u003c\/p\u003e\n\u003cp\u003e* Weight: 1.1Kg\u003c\/p\u003e\n\u003cp\u003e* Optional Accessories: IR Printer Selectable\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45697570832605,"sku":"HT-225W-TIANJINJINWEI-EVELYN","price":1286.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/1_1c81dda6-2def-4468-b453-4ffd0b46e7c5-949353.jpg?v=1734884204"},{"product_id":"vtsyiqi-digital-concrete-rebound-test-hammer-concrete-compressive-strength-testing-machine-with-usb-communication-port-200-data-storage-tension-spring-stiffness-785-n-m-stroke-of-impact-hammer-75-mm","title":"VTSYIQI Digital Concrete Rebound Test Hammer Concrete Compressive Strength Testing Machine with USB Communication Port 200 Data Storage Tension Spring Stiffness 785 N\/m Stroke of Impact Hammer 75 mm","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Digital Concrete Rebound Test Hammer Concrete Compressive Strength Testing Machine with USB Communication Port 200 Data Storage Tension Spring Stiffness 785 N\/m Stroke of Impact Hammer 75 mm\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e\u003cstrong\u003eAbout this item:\u003c\/strong\u003e\u003cbr\u003e★ 1)Integrated wireless structure of the test hammer host and the displayer part. Easy to carry and make work efficient. \u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★2)OLCD displayer，English interface and friendly operation.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 3)Using sensitive operation touch keys. The keys are not easy to aging.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★4)Automatic recording function improves the efficiency of measurement.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 5)Adopting non-contact reflection grating sensor, maximum avoid machine attrition and poor contact in traditional technologies such as contact way or potentiometer way, high precision, long service life, and the traditional pointer scale is kept.\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★6)The instrument is powered by a built-in rechargeable lithium battery, which can operate continuously for more than 10 hours\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 7)Large storage capacity, more than 200 standard components, a standard component including almost 50 test areas, one test areas including 16 test pointes, completely meet the request of long time in site test.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★8)Testing parameters can be typed in test site.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 9)Adopting USB interface, as U flash disk, no need special driver.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★10)Have real-time clock calendar function, can automatically record test date.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★11)Advanced low power consumption function, can set display backlight level, auto dormancy, and automatic turn off.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eIntroduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDigital Concrete Hammer is a high-tech product, especially designed for the needs of in place test for concrete compressive strength, applied to non-destructive test (NDT) hardened concrete compressive strength component in construct projects.\u003c\/p\u003e\n\u003cp\u003eDigital Test Hammers for the quick and easy determination of the strength of concrete, and hardness of construction materials. Digital functions allow faster and greater number of test, leading to better quality tests. It’s a good and useful instrument for quality control and inspection organizations. Submit to (JGJ\/T23-2011). And ASTM C805, EN 12504 S\u003cspan class=\"a-text-bold\"\u003epecification\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e1) Data processing standard: Submit to (JGJ\/T23-2011).\u003c\/p\u003e\n\u003cp\u003e2) Standard impact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e3) Tension spring stiffness: 785 N\/m\u003c\/p\u003e\n\u003cp\u003e4) Stroke of impact hammer: 75 mm\u003c\/p\u003e\n\u003cp\u003e5) Test value when calibrated on test anvil (qualified anvil like type JW225): 80 ± 2\u003c\/p\u003e\n\u003cp\u003e6) Bounds on error: ≤± 0.5 (the differences between displayer and rider)\u003c\/p\u003e\n\u003cp\u003e7) Display screen: 128 x 64 resolution, 3 levels of backlighting adjustable.\u003c\/p\u003e\n\u003cp\u003e8) Data storage capacity: 200 standard components (50 testing areas per component)\u003c\/p\u003e\n\u003cp\u003e9) Power consumption: The biggest backlight≈200mA\u003c\/p\u003e\n\u003cp\u003e10) Sleeping current: 0.8mA\u003c\/p\u003e\n\u003cp\u003e11) Communication port with PC: USB2.0\u003c\/p\u003e\n\u003cp\u003e12) N.W: ≈1.1 Kg\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45699274768605,"sku":"HT-225Q-TIANJINJINWEI-Lucky-9","price":666.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/18_04ac5753-a14d-491d-8f8d-d6f82cc93a37.jpg?v=1726707000"},{"product_id":"vtsqiyi-digital-voice-concrete-test-hammer-rebound-hammer-with-ranges-10-to-60mpa-rebound-hammer-impact-energy-2-207j-ndt-testing-machine-non-contact-metal-reflection-grating-sensor","title":"VTSQIYI Digital Voice Concrete Test Hammer Rebound Hammer with Ranges 10 to 60MPa Rebound Hammer Impact energy 2.207J NDT Testing Machine Non-contact Metal Reflection Grating Sensor","description":"\u003cp\u003e\u003cstrong\u003eVTSQIYI Digital Voice Concrete Test Hammer Rebound Hammer with Ranges 10 to 60MPa Rebound Hammer Impact energy 2.207J NDT Testing Machine Non-contact Metal Reflection Grating Sensor\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eSpring constant: 785N\/m; USB communication port, and a virtual U disk, without the need to install any driver, you can export data or replace the special strength curve.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e Impact energy: 2.207J; Integrated structural design of the domestic initiative, the rebound device and the resilience of the sensor device for the integration of organic integration, without any connection line, easy to carry, low failure rate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eSpring extension: 75±0.3mm; Display: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment; Unique rebound value voice prompt function, no need to watch the screen to know the rebound value, improve the detection efficiency of the detector.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eThe average rebound values on steel anvil: 80±2; Advanced low power management function, can set the screen backlight, voice volume, automatic sleep, and automatic shutdown function, improve the use of the instrument.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eThe instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. No need to manual calculation. Machine automatically compute and show result. The test hammer set Internal uniform curve. Customer can add up to 20 test curves.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eBrief introduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eConsistent withGB\/T9138-1988 standards and JJG817-93 statutes and JGJ\/T23-2011 technical regulations.The instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. No need to manual calculation. Machine automatically compute and show result.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eF\u003cspan class=\"a-text-bold\"\u003eeatures:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e* The test hammer adopt to true color LCD display screen. (resolution ratio176*220). Easy to operate and make your work efficient.\u003c\/p\u003e\n\u003cp\u003e* The voice function let testing personnel not see the value and improve test efficiency.\u003c\/p\u003e\n\u003cp\u003e* Great capacity data storage. It can store the most 200 standard elements. One element can test 99 test areas completely meeting the need of the actual detection work.\u003c\/p\u003e\n\u003cp\u003e* Calendar and clock function can automatic record each component testing date and time.\u003c\/p\u003e\n\u003cp\u003eTest hammer adopt to Non-contact metal reflection grating sensor avoiding physical deterioration and poor contact defect. It improves accuracy and use time. Meanwhile, maintain the mechanical pointer scale.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eT\u003cspan class=\"a-text-bold\"\u003eechnical Specifications:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e* Measuring ranges: 10-60MPa\u003c\/p\u003e\n\u003cp\u003e* Impact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e* Spring constant: 785N\/m\u003c\/p\u003e\n\u003cp\u003e* Spring extension: 75±0.3mm\u003c\/p\u003e\n\u003cp\u003e* The average rebound values on steel anvil: 80±2\u003c\/p\u003e\n\u003cp\u003e* The consistency of the sample showing values:≤±0.5 (Digital output sampling value difference with the cursor readings)\u003c\/p\u003e\n\u003cp\u003e* Display: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment\u003c\/p\u003e\n\u003cp\u003e* Data storage: 500 standard components (each component of the 99 measuring area), 20 special strength curve\u003c\/p\u003e\n\u003cp\u003e* Power: 3.7V\/1500mAH rechargeable Li battery.\u003c\/p\u003e\n\u003cp\u003e* Power consumption: largest back light≈100mA(voice shut down)\u003c\/p\u003e\n\u003cp\u003e* connect interface: USB2.0\u003c\/p\u003e\n\u003cp\u003e* Weight: 1.1Kg\u003c\/p\u003e\n\u003cp\u003e* Optional Accessories: IR Printer Selectable\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45699289317597,"sku":"HT-225W-TIANJINJINWEI-LUCKY-2","price":1286.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/10_4c99f5f0-6b6e-4357-8b6d-4c31659204ec-321273.jpg?v=1734884204"},{"product_id":"vtsyiqi-digital-voice-concrete-rebound-hammer-concrete-strength-hardness-tester-schmidt-resiliometer-with-range-10-to-60mpa-spring-constant-785n-m-usb-communication","title":"VTSYIQI Digital Voice Concrete Rebound Hammer Concrete Strength Hardness Tester Schmidt Resiliometer with Range 10 to 60MPa Spring Constant 785N\/m USB Communication","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Digital Voice Concrete Rebound Hammer Concrete Strength Hardness Tester Schmidt Resiliometer with Range 10 to 60MPa Spring Constant 785N\/m USB Communication\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cspan class=\"a-list-item\"\u003eSpring constant: 785N\/m; USB communication port, and a virtual U disk, without the need to install any driver, you can export data or replace the special strength curve.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eImpact energy: 2.207J; Integrated structural design of the domestic initiative, the rebound device and the resilience of the sensor device for the integration of organic integration, without any connection line, easy to carry, low failure rate\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eSpring extension: 75±0.3mm; Display: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment; Unique rebound value voice prompt function, no need to watch the screen to know the rebound value, improve the detection efficiency of the detector.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eThe average rebound values on steel anvil: 80±2; Advanced low power management function, can set the screen backlight, voice volume, automatic sleep, and automatic shutdown function, improve the use of the instrument.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eThe instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. No need to manual calculation. Machine automatically compute and show result. The test hammer set Internal uniform curve. Customer can add up to 20 test curves\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eBrief introduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eConsistent withGB\/T9138-1988 standards and JJG817-93 statutes and JGJ\/T23-2011 technical regulations.The instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. No need to manual calculation. Machine automatically compute and show result.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eF\u003cspan class=\"a-text-bold\"\u003eeatures:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe test hammer adopt to true color LCD display screen. (resolution ratio176*220). Easy to operate and make your work efficient.\u003c\/p\u003e\n\u003cp\u003eThe voice function let testing personnel not see the value and improve test efficiency.\u003c\/p\u003e\n\u003cp\u003eGreat capacity data storage. It can store the most 200 standard elements. One element can test 99 test areas completely meeting the need of the actual detection work.\u003c\/p\u003e\n\u003cp\u003eCalendar and clock function can automatic record each component testing date and time.\u003c\/p\u003e\n\u003cp\u003eTest hammer adopt to Non-contact metal reflection grating sensor avoiding physical deterioration and poor contact defect. It improves accuracy and use time. Meanwhile, maintain the mechanical pointer scale.\u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003eT\u003cspan class=\"a-text-bold\"\u003eechnical Specifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMeasuring ranges: 10-60MPa\u003c\/p\u003e\n\u003cp\u003eImpact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003eSpring constant: 785N\/m\u003c\/p\u003e\n\u003cp\u003eSpring extension: 75±0.3mm\u003c\/p\u003e\n\u003cp\u003eThe average rebound values on steel anvil: 80±2\u003c\/p\u003e\n\u003cp\u003eThe consistency of the sample showing values:≤±0.5 (Digital output sampling value difference with the cursor readings)\u003c\/p\u003e\n\u003cp\u003eDisplay: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment\u003c\/p\u003e\n\u003cp\u003eData storage: 500 standard components (each component of the 99 measuring area), 20 special strength curve\u003c\/p\u003e\n\u003cp\u003ePower: 3.7V\/1500mAH rechargeable Li battery.\u003c\/p\u003e\n\u003cp\u003ePower consumption: largest back light≈100mA(voice shut down)\u003c\/p\u003e\n\u003cp\u003econnect interface: USB2.0\u003c\/p\u003e\n\u003cp\u003eWeight: 1.1Kg\u003c\/p\u003e\n\u003cp\u003eOptional Accessories: IR Printer Selectable\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45699579773149,"sku":"HT-225W-TIANJINJINWEI-EVELYN-3","price":1286.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/71febd5a7930ce4547aae1d92379fc8.jpg?v=1732872469"},{"product_id":"vtsyiqi-voice-concrete-test-hammer-rebound-hammer-resiliometer-with-rebound-hammer-range-10-to-60mpa-high-resolution-lcd-color-screen-display-ndt-testing-machine-usb-2-0","title":"VTSYIQI Voice Concrete Test Hammer Rebound Hammer Resiliometer with Rebound Hammer Range 10 to 60MPa High-Resolution LCD Color Screen Display NDT Testing Machine USB 2.0","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Voice Concrete Test Hammer Rebound Hammer Resiliometer with Rebound Hammer Range 10 to 60MPa High-Resolution LCD Color Screen Display NDT Testing Machine USB 2.0\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cspan class=\"a-list-item\"\u003eSpring constant: 785N\/m; USB communication port, and a virtual U disk, without the need to install any driver, you can export data or replace the special strength curve.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eImpact energy: 2.207J; Integrated structural design of the domestic initiative, the rebound device and the resilience of the sensor device for the integration of organic integration, without any connection line, easy to carry, low failure rate\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eSpring extension: 75±0.3mm; Display: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment; Unique rebound value voice prompt function, no need to watch the screen to know the rebound value, improve the detection efficiency of the detector.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eThe average rebound values on steel anvil: 80±2; Advanced low power management function, can set the screen backlight, voice volume, automatic sleep, and automatic shutdown function, improve the use of the instrument.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eThe instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. No need to manual calculation. Machine automatically compute and show result. The test hammer set Internal uniform curve. Customer can add up to 20 test curves\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eBrief introduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eConsistent withGB\/T9138-1988 standards and JJG817-93 statutes and JGJ\/T23-2011 technical regulations.The instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. No need to manual calculation. Machine automatically compute and show result.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eF\u003cspan class=\"a-text-bold\"\u003eeatures:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe test hammer adopt to true color LCD display screen. (resolution ratio176*220). Easy to operate and make your work efficient.\u003c\/p\u003e\n\u003cp\u003eThe voice function let testing personnel not see the value and improve test efficiency.\u003c\/p\u003e\n\u003cp\u003eGreat capacity data storage. It can store the most 200 standard elements. One element can test 99 test areas completely meeting the need of the actual detection work.\u003c\/p\u003e\n\u003cp\u003eCalendar and clock function can automatic record each component testing date and time.\u003c\/p\u003e\n\u003cp\u003eTest hammer adopt to Non-contact metal reflection grating sensor avoiding physical deterioration and poor contact defect. It improves accuracy and use time. Meanwhile, maintain the mechanical pointer scale.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eT\u003cspan class=\"a-text-bold\"\u003eechnical Specifications:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMeasuring ranges: 10-60MPa\u003c\/p\u003e\n\u003cp\u003eImpact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003eSpring constant: 785N\/m\u003c\/p\u003e\n\u003cp\u003eSpring extension: 75±0.3mm\u003c\/p\u003e\n\u003cp\u003eThe average rebound values on steel anvil: 80±2\u003c\/p\u003e\n\u003cp\u003eThe consistency of the sample showing values:≤±0.5 (Digital output sampling value difference with the cursor readings)\u003c\/p\u003e\n\u003cp\u003eDisplay: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment\u003c\/p\u003e\n\u003cp\u003eData storage: 500 standard components (each component of the 99 measuring area), 20 special strength curve\u003c\/p\u003e\n\u003cp\u003ePower: 3.7V\/1500mAH rechargeable Li battery.\u003c\/p\u003e\n\u003cp\u003ePower consumption: largest back light≈100mA(voice shut down)\u003c\/p\u003e\n\u003cp\u003econnect interface: USB2.0\u003c\/p\u003e\n\u003cp\u003eWeight: 1.1Kg\u003c\/p\u003e\n\u003cp\u003eOptional Accessories: IR Printer Selectable\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45699580625117,"sku":"HT-225W-TIANJINJINWEI-EVELYN-2","price":1286.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/13_25b2c1c2-83d2-412d-b88a-b5130f099c51.jpg?v=1726707473"},{"product_id":"vtsyiqi-integrated-voice-concrete-hammer-tester-with-spring-constant7-85n-m-measuring-ranges-10-to-60mpa-rebound-hammer-3-7v-1500mah-rechargeable-li-battery","title":"VTSYIQI Integrated Voice Concrete Hammer Tester with Spring Constant7 85N\/m Measuring Ranges 10 to 60MPa Rebound Hammer 3.7V\/1500mAH Rechargeable Li Battery","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Integrated Voice Concrete Hammer Tester with Spring Constant7 85N\/m Measuring Ranges 10 to 60MPa Rebound Hammer 3.7V\/1500mAH Rechargeable Li Battery\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eSpring constant: 785N\/m; USB communication port, and a virtual U disk, without the need to install any driver, you can export data or replace the special strength curve.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eImpact energy: 2.207J; Integrated structural design of the domestic initiative, the rebound device and the resilience of the sensor device for the integration of organic integration, without any connection line, easy to carry, low failure rate\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eSpring extension: 75±0.3mm; Display: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment; Unique rebound value voice prompt function, no need to watch the screen to know the rebound value, improve the detection efficiency of the detector.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eThe average rebound values on steel anvil: 80±2; Advanced low power management function, can set the screen backlight, voice volume, automatic sleep, and automatic shutdown function, improve the use of the instrument.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eThe instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. No need to manual calculation. Machine automatically compute and show result. The test hammer set Internal uniform curve. Customer can add up to 20 test curves\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eBrief introduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eConsistent withGB\/T9138-1988 standards and JJG817-93 statutes and JGJ\/T23-2011 technical regulations.The instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. No need to manual calculation. Machine automatically compute and show result.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eF\u003cspan class=\"a-text-bold\"\u003eeatures:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe test hammer adopt to true color LCD display screen. (resolution ratio176*220). Easy to operate and make your work efficient.\u003c\/p\u003e\n\u003cp\u003eThe voice function let testing personnel not see the value and improve test efficiency.\u003c\/p\u003e\n\u003cp\u003eGreat capacity data storage. It can store the most 200 standard elements. One element can test 99 test areas completely meeting the need of the actual detection work.\u003c\/p\u003e\n\u003cp\u003eCalendar and clock function can automatic record each component testing date and time.\u003c\/p\u003e\n\u003cp\u003eTest hammer adopt to Non-contact metal reflection grating sensor avoiding physical deterioration and poor contact defect. It improves accuracy and use time. Meanwhile, maintain the mechanical pointer scale. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eT\u003cspan class=\"a-text-bold\"\u003eechnical Specifications:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMeasuring ranges: 10-60MPa\u003c\/p\u003e\n\u003cp\u003eImpact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003eSpring constant: 785N\/m\u003c\/p\u003e\n\u003cp\u003eSpring extension: 75±0.3mm\u003c\/p\u003e\n\u003cp\u003eThe average rebound values on steel anvil: 80±2\u003c\/p\u003e\n\u003cp\u003eThe consistency of the sample showing values:≤±0.5 (Digital output sampling value difference with the cursor readings)\u003c\/p\u003e\n\u003cp\u003eDisplay: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment\u003c\/p\u003e\n\u003cp\u003eData storage: 500 standard components (each component of the 99 measuring area), 20 special strength curve\u003c\/p\u003e\n\u003cp\u003ePower: 3.7V\/1500mAH rechargeable Li battery.\u003c\/p\u003e\n\u003cp\u003ePower consumption: largest back light≈100mA(voice shut down)\u003c\/p\u003e\n\u003cp\u003econnect interface: USB2.0\u003c\/p\u003e\n\u003cp\u003eWeight: 1.1Kg\u003c\/p\u003e\n\u003cp\u003eOptional Accessories: IR Printer Selectable\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45699583967453,"sku":"HT-225W-TIANJINJINWEI-EVELYN-1","price":1286.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/1-2.jpg?v=1733100427"},{"product_id":"vtsyiqi-digital-voice-rebound-test-hammer-resiliometer-with-range-10-to-60mpa-interface-usb2-0-steel-anvil-80-2-high-resolution-lcd-color-screen-display-ndt-testing-machine-gb-t9138-1988-standards","title":"VTSYIQI Digital Voice Rebound Test Hammer Resiliometer with Range 10 to 60MPa Interface USB2.0 Steel Anvil 80±2 High-Resolution LCD Color Screen Display NDT Testing Machine GB\/T9138-1988 Standards","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Digital Voice Rebound Test Hammer Resiliometer with Range 10 to 60MPa Interface USB2.0 Steel Anvil 80±2 High-Resolution LCD Color Screen Display NDT Testing Machine GB\/T9138-1988 Standards\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eSpring constant: 785N\/m; USB communication port, and a virtual U disk, without the need to install any driver, you can export data or replace the special strength curve.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eImpact energy: 2.207J; Integrated structural design of the domestic initiative, the rebound device and the resilience of the sensor device for the integration of organic integration, without any connection line, easy to carry, low failure rate\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eSpring extension: 75±0.3mm; Display: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment; Unique rebound value voice prompt function, no need to watch the screen to know the rebound value, improve the detection efficiency of the detector.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eThe average rebound values on steel anvil: 80±2; Advanced low power management function, can set the screen backlight, voice volume, automatic sleep, and automatic shutdown function, improve the use of the instrument.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eThe instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. No need to manual calculation. Machine automatically compute and show result. The test hammer set Internal uniform curve. Customer can add up to 20 test curves\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eBrief introduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eConsistent withGB\/T9138-1988 standards and JJG817-93 statutes and JGJ\/T23-2011 technical regulations.The instrument is popularly used for quality Inspection Company making supervisory monitoring, random monitoring ,on-the-spot testing, and also used for sampling and laboratory center. No need to manual calculation. Machine automatically compute and show result.\u003cstrong\u003e \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eF\u003cspan class=\"a-text-bold\"\u003eeatures:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe test hammer adopt to true color LCD display screen. (resolution ratio176*220). Easy to operate and make your work efficient.\u003c\/p\u003e\n\u003cp\u003eThe voice function let testing personnel not see the value and improve test efficiency.\u003c\/p\u003e\n\u003cp\u003eGreat capacity data storage. It can store the most 200 standard elements. One element can test 99 test areas completely meeting the need of the actual detection work.\u003c\/p\u003e\n\u003cp\u003eCalendar and clock function can automatic record each component testing date and time.\u003c\/p\u003e\n\u003cp\u003eTest hammer adopt to Non-contact metal reflection grating sensor avoiding physical deterioration and poor contact defect. It improves accuracy and use time. Meanwhile, maintain the mechanical pointer scale.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eT\u003cspan class=\"a-text-bold\"\u003eechnical Specifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMeasuring ranges: 10-60MPa\u003c\/p\u003e\n\u003cp\u003eImpact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003eSpring constant: 785N\/m\u003c\/p\u003e\n\u003cp\u003eSpring extension: 75±0.3mm\u003c\/p\u003e\n\u003cp\u003eThe average rebound values on steel anvil: 80±2\u003c\/p\u003e\n\u003cp\u003eThe consistency of the sample showing values:≤±0.5 (Digital output sampling value difference with the cursor readings)\u003c\/p\u003e\n\u003cp\u003eDisplay: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment\u003c\/p\u003e\n\u003cp\u003eData storage: 500 standard components (each component of the 99 measuring area), 20 special strength curve\u003c\/p\u003e\n\u003cp\u003ePower: 3.7V\/1500mAH rechargeable Li battery.\u003c\/p\u003e\n\u003cp\u003ePower consumption: largest back light≈100mA(voice shut down)\u003c\/p\u003e\n\u003cp\u003econnect interface: USB2.0\u003c\/p\u003e\n\u003cp\u003eWeight: 1.1Kg\u003c\/p\u003e\n\u003cp\u003eOptional Accessories: IR Printer Selectable\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45700877549789,"sku":"HT-225W-TIANJINJINWEI-EVELYN-4","price":1286.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/1_ba78845b-e686-4837-976f-7315dadcebd2.jpg?v=1726707473"},{"product_id":"vtsyiqi-concrete-rebound-test-hammer-portable-ndt-resiliometer-suitable-for-concrete-component-strength-test-concrete-rebound-hammer-tester","title":"VTSYIQI Concrete Rebound Test Hammer Portable NDT Resiliometer Suitable for Concrete Component Strength Test Concrete Rebound Hammer Tester","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Concrete Rebound Test Hammer Portable NDT Resiliometer Suitable for Concrete Component Strength Test Concrete Rebound Hammer Tester\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★ Simple structure and convenient carrying.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★ Length of pointer: 20.0±0.2(mm)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★ Friction of pointer: 0.65±0.15(N)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★ The pointer is easy to adjust friction.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★ The button applies stretching technics and is not easy to fall off\u003c\/span\u003e\u003cspan class=\"a-list-item\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eDescription:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe meter is in accordance with technical regulation of JGJ\/T23-2001, used for testing of concrete compressive strength within the scope of 10-60Mpa, with the system standard energy of 2.207J, and value indicating system of pointer direct reading. Our concrete resiliometer has been approved as \"Recommended Product for Engineering Construction\" by the Ministry of Construction. Shanxi Institute of Building Research, who composed \"Testing Concrete Compressive Strength Technical Regulation of JGJ\/T23-2001 with Springback Method\", supervises the manufacturing process.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eC\u003cspan class=\"a-text-bold\"\u003eharacteristics:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLight (saving 2\/3 forces compared with counterpart products), flexible, inexpensive, power-free, easy to master; the button applies stretching technics and is not easy to fall off; the pointer is easy to adjust friction. Therefore, it is the first choice applicable for on-the-spot NDT.\u003c\/p\u003e\n\u003cp\u003eM\u003cspan class=\"a-text-bold\"\u003eain Technical Parameter:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e* Length of pointer: 20.0±0.2(mm)\u003c\/p\u003e\n\u003cp\u003e* Friction of pointer: 0.65±0.15(N)\u003c\/p\u003e\n\u003cp\u003e* Sphere semidiameter at the end of the flip rod: 25±1.0(mm)\u003c\/p\u003e\n\u003cp\u003e* Rigidity of flip tensioned spring: 785.0±40.0(N\/m)\u003c\/p\u003e\n\u003cp\u003e* Location of flip hammer's hook release: \"100\" at the scale mark\u003c\/p\u003e\n\u003cp\u003e* Work length of flip tensioned spring: 61.5.0±0.3(mm)\u003c\/p\u003e\n\u003cp\u003e* Strike length of flip hammer: 75±0.3\u003c\/p\u003e\n\u003cp\u003e* Hop location of the flip hammer: \"0\" at the graduated scale\u003c\/p\u003e\n\u003cp\u003e* Fixed value of steel anvil: 80±2 (our products are controlled between 80-81)\u003c\/p\u003e\n\u003cp\u003e*Standard Accessories: A resiliometer, Grindstone, Flip tension spring, Buffer spring, Screwdriver, Instruction\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45800917860573,"sku":"ZC3-A-LAOLING-LUCKY","price":187.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/1_e6086566-399d-4536-9764-fb5955b4d524.jpg?v=1730253987"},{"product_id":"vtsyiqi-portable-concrete-rebound-test-hammer-digital-resiliometer-hammer-test-meter-tool-with-785-30-0n-m-test-range-10-60mpa-2-207j-nominal-kinetic-energy-2-08-inch-oled-display-usb-communication","title":"VTSYIQI Portable Concrete Rebound Test Hammer Digital Resiliometer Hammer Test Meter Tool with 785±30.0N\/m Test Range 10-60MPa 2.207J Nominal Kinetic Energy 2.08-inch OLED Display USB Communication","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Portable Concrete Rebound Test Hammer Digital Resiliometer Hammer Test Meter Tool with 785±30.0N\/m Test Range 10-60MPa 2.207J Nominal Kinetic Energy 2.08-inch OLED Display USB Communication\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound hammer Nominal kinetic energy: 2.207J\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital hammer test Stiffness of spring: 785 ± 30.0N\/m\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital test hammer Pointer length: 20.0 ± 0.2mm Pointer friction: 0.65 ± 0.15N\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound test hammer Spherical radius of impact rod: R25 ± 1.0mm Test range: 10-60MPa\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital concrete test hammer Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"wmearp-8z7b0m-3akkhq-u2zogf\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.1 Composition\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe component list of digital rebound test hammer mainly includes 1 Mechanical rebound test hammer, 1 electronic detection system, 1 charger, 1 Micro USB data cable, 1 USB flash disk and 1 product operation manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.2 Technical Parameter\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e· Nominal kinetic energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e· Stiffness of spring: 785 ± 30.0N\/m\u003c\/p\u003e\n\u003cp\u003e· Pointer length: 20.0 ± 0.2mm • Pointer friction: 0.65 ± 0.15N\u003c\/p\u003e\n\u003cp\u003e· Spherical radius of impact rod: R25 ± 1.0mm\u003c\/p\u003e\n\u003cp\u003e· Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/p\u003e\n\u003cp\u003e· Tensile length of spring striking tension spring: 75.0 ± 0.3 mm\u003c\/p\u003e\n\u003cp\u003e· Rated value of steel anvil: 80 ± 2\u003c\/p\u003e\n\u003cp\u003e· Consistency of detection indication: ≤± 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"3ezqy0-xhfmeq-mon4i-j715kw\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e· Operating temperature: - 4 ℃ ~ + 40 ℃\u003c\/p\u003e\n\u003cp\u003e· Communication rate: 115200bps\u003c\/p\u003e\n\u003cp\u003e· Display: 2.08-inch 256x64 (dot matrix) OLED display\u003c\/p\u003e\n\u003cp\u003e· Power supply: 1800mAh, 3.7V lithium ion battery\u003c\/p\u003e\n\u003cp\u003e· Working hours: continuous working ≥ 10 hours\u003c\/p\u003e\n\u003cp\u003e· Test range: 10-60MPa\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.3 Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• real-time measurement point strength estimation, and automatically calculate the measurement area strength and component estimated strength after sampling\u003c\/p\u003e\n\u003cp\u003e• Small size, modular design, easy to replace the mechanical rebound test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity rechargeable lithium ion battery, long service life of the test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity memory can store 999 standard components, and a single component can set up 99 measuring areas and 159840 measuring point data at most\u003c\/p\u003e\n\u003cp\u003e• Support break-point continuous test, and data collection is more convenient and humanized\u003c\/p\u003e\n\u003cp\u003e• Support voice counting, measurement area conversion and component completion voice reminder\u003c\/p\u003e\n\u003cp\u003e• Through data line connection and computer data processing software, the test data can be processed quickly and the test report can be issued\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45801398632669,"sku":"ZC3-T-LAOLING-LUCKY","price":582.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/21_a7eb4718-bab3-4851-bab1-134d8fed6c48.jpg?v=1730268116"},{"product_id":"vtsyiqi-digital-concrete-rebound-tester-hammer-concrete-strength-tester-equipment-with-2-207j-nominal-kinetic-energy-test-range-10-60mpa-usb-communication-3-7v-lithium-ion-battery","title":"VTSYIQI Digital Concrete Rebound Tester Hammer Concrete Strength Tester Equipment with 2.207J Nominal Kinetic Energy Test Range 10-60MPa USB Communication 3.7V Lithium Ion Battery","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Digital Concrete Rebound Tester Hammer Concrete Strength Tester Equipment with 2.207J Nominal Kinetic Energy Test Range 10-60MPa USB Communication 3.7V Lithium Ion Battery\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound hammer Nominal kinetic energy: 2.207J\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital hammer test Stiffness of spring: 785 ± 30.0N\/m\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital test hammer Pointer length: 20.0 ± 0.2mm Pointer friction: 0.65 ± 0.15N\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound test hammer Spherical radius of impact rod: R25 ± 1.0mm Test range: 10-60MPa\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital concrete test hammer Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"wmearp-8z7b0m-3akkhq-u2zogf\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.1 Composition\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe component list of digital rebound test hammer mainly includes 1 Mechanical rebound test hammer, 1 electronic detection system, 1 charger, 1 Micro USB data cable, 1 USB flash disk and 1 product operation manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.2 Technical Parameter\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e· Nominal kinetic energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e· Stiffness of spring: 785 ± 30.0N\/m\u003c\/p\u003e\n\u003cp\u003e· Pointer length: 20.0 ± 0.2mm • Pointer friction: 0.65 ± 0.15N\u003c\/p\u003e\n\u003cp\u003e· Spherical radius of impact rod: R25 ± 1.0mm\u003c\/p\u003e\n\u003cp\u003e· Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/p\u003e\n\u003cp\u003e· Tensile length of spring striking tension spring: 75.0 ± 0.3 mm\u003c\/p\u003e\n\u003cp\u003e· Rated value of steel anvil: 80 ± 2\u003c\/p\u003e\n\u003cp\u003e· Consistency of detection indication: ≤± 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"3ezqy0-xhfmeq-mon4i-j715kw\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e· Operating temperature: - 4 ℃ ~ + 40 ℃\u003c\/p\u003e\n\u003cp\u003e· Communication rate: 115200bps\u003c\/p\u003e\n\u003cp\u003e· Display: 2.08-inch 256x64 (dot matrix) OLED display\u003c\/p\u003e\n\u003cp\u003e· Power supply: 1800mAh, 3.7V lithium ion battery\u003c\/p\u003e\n\u003cp\u003e· Working hours: continuous working ≥ 10 hours\u003c\/p\u003e\n\u003cp\u003e· Test range: 10-60MPa\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.3 Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• real-time measurement point strength estimation, and automatically calculate the measurement area strength and component estimated strength after sampling\u003c\/p\u003e\n\u003cp\u003e• Small size, modular design, easy to replace the mechanical rebound test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity rechargeable lithium ion battery, long service life of the test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity memory can store 999 standard components, and a single component can set up 99 measuring areas and 159840 measuring point data at most\u003c\/p\u003e\n\u003cp\u003e• Support break-point continuous test, and data collection is more convenient and humanized\u003c\/p\u003e\n\u003cp\u003e• Support voice counting, measurement area conversion and component completion voice reminder\u003c\/p\u003e\n\u003cp\u003e• Through data line connection and computer data processing software, the test data can be processed quickly and the test report can be issued\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45801400893661,"sku":"ZC3-T-LAOLING-LUCKY-2","price":582.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/19_81e8d6d7-6e9a-4239-93fe-3746fa76969f.jpg?v=1730268630"},{"product_id":"vtsyiqi-digital-concrete-rebound-test-hammer-resiliometer-concrete-tester-ndt-concrete-strength-hardness-tester-with-test-range-10-60mpa-stiffness-of-spring-785-30-0n-m-999-standard-storage","title":"VTSYIQI Digital Concrete Rebound Test Hammer Resiliometer Concrete Tester NDT Concrete Strength Hardness Tester with Test Range 10-60MPa Stiffness of Spring 785±30.0N\/m 999 Standard Storage","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Digital Concrete Rebound Test Hammer Resiliometer Concrete Tester NDT Concrete Strength Hardness Tester with Test Range 10-60MPa Stiffness of Spring 785±30.0N\/m 999 Standard Storage\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound hammer Nominal kinetic energy: 2.207J\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital hammer test Stiffness of spring: 785 ± 30.0N\/m\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital test hammer Pointer length: 20.0 ± 0.2mm Pointer friction: 0.65 ± 0.15N\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound test hammer Spherical radius of impact rod: R25 ± 1.0mm Test range: 10-60MPa\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital concrete test hammer Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"wmearp-8z7b0m-3akkhq-u2zogf\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.1 Composition\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe component list of digital rebound test hammer mainly includes 1 Mechanical rebound test hammer, 1 electronic detection system, 1 charger, 1 Micro USB data cable, 1 USB flash disk and 1 product operation manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.2 Technical Parameter\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e· Nominal kinetic energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e· Stiffness of spring: 785 ± 30.0N\/m\u003c\/p\u003e\n\u003cp\u003e· Pointer length: 20.0 ± 0.2mm • Pointer friction: 0.65 ± 0.15N\u003c\/p\u003e\n\u003cp\u003e· Spherical radius of impact rod: R25 ± 1.0mm\u003c\/p\u003e\n\u003cp\u003e· Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/p\u003e\n\u003cp\u003e· Tensile length of spring striking tension spring: 75.0 ± 0.3 mm\u003c\/p\u003e\n\u003cp\u003e· Rated value of steel anvil: 80 ± 2\u003c\/p\u003e\n\u003cp\u003e· Consistency of detection indication: ≤± 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"3ezqy0-xhfmeq-mon4i-j715kw\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e· Operating temperature: - 4 ℃ ~ + 40 ℃\u003c\/p\u003e\n\u003cp\u003e· Communication rate: 115200bps\u003c\/p\u003e\n\u003cp\u003e· Display: 2.08-inch 256x64 (dot matrix) OLED display\u003c\/p\u003e\n\u003cp\u003e· Power supply: 1800mAh, 3.7V lithium ion battery\u003c\/p\u003e\n\u003cp\u003e· Working hours: continuous working ≥ 10 hours\u003c\/p\u003e\n\u003cp\u003e· Test range: 10-60MPa\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.3 Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• real-time measurement point strength estimation, and automatically calculate the measurement area strength and component estimated strength after sampling\u003c\/p\u003e\n\u003cp\u003e• Small size, modular design, easy to replace the mechanical rebound test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity rechargeable lithium ion battery, long service life of the test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity memory can store 999 standard components, and a single component can set up 99 measuring areas and 159840 measuring point data at most\u003c\/p\u003e\n\u003cp\u003e• Support break-point continuous test, and data collection is more convenient and humanized\u003c\/p\u003e\n\u003cp\u003e• Support voice counting, measurement area conversion and component completion voice reminder\u003c\/p\u003e\n\u003cp\u003e• Through data line connection and computer data processing software, the test data can be processed quickly and the test report can be issued\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45801402040541,"sku":"ZC3-T-LAOLING-LUCKY-3","price":582.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/20_4037c54c-4ad7-48a5-b13e-4b870c7e31fc.jpg?v=1730268643"},{"product_id":"vtsyiqi-portable-concrete-rebound-hammer-tester-schmidt-hammer-concrete-test-hammer-with-pointer-length-20-0-0-2mm-usb-communication-port-999-data-storage","title":"VTSYIQI Portable Concrete Rebound Hammer Tester Concrete Test Hammer with Pointer Length 20.0 ± 0.2mm USB Communication Port 999 Data Storage","description":"\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eVTSYIQI Portable Concrete Rebound Hammer Tester Concrete Test Hammer with Pointer Length 20.0 ± 0.2mm USB Communication Port 999 Data Storage\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound hammer Nominal kinetic energy: 2.207J\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital hammer test Stiffness of spring: 785 ± 30.0N\/m\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital test hammer Pointer length: 20.0 ± 0.2mm Pointer friction: 0.65 ± 0.15N\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound test hammer Spherical radius of impact rod: R25 ± 1.0mm Test range: 10-60MPa\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital concrete test hammer Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"wmearp-8z7b0m-3akkhq-u2zogf\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.1 Composition\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe component list of digital rebound test hammer mainly includes 1 Mechanical rebound test hammer, 1 electronic detection system, 1 charger, 1 Micro USB data cable, 1 USB flash disk and 1 product operation manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.2 Technical Parameter\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e· Nominal kinetic energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e· Stiffness of spring: 785 ± 30.0N\/m\u003c\/p\u003e\n\u003cp\u003e· Pointer length: 20.0 ± 0.2mm • Pointer friction: 0.65 ± 0.15N\u003c\/p\u003e\n\u003cp\u003e· Spherical radius of impact rod: R25 ± 1.0mm\u003c\/p\u003e\n\u003cp\u003e· Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/p\u003e\n\u003cp\u003e· Tensile length of spring striking tension spring: 75.0 ± 0.3 mm\u003c\/p\u003e\n\u003cp\u003e· Rated value of steel anvil: 80 ± 2\u003c\/p\u003e\n\u003cp\u003e· Consistency of detection indication: ≤± 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"3ezqy0-xhfmeq-mon4i-j715kw\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e· Operating temperature: - 4 ℃ ~ + 40 ℃\u003c\/p\u003e\n\u003cp\u003e· Communication rate: 115200bps\u003c\/p\u003e\n\u003cp\u003e· Display: 2.08-inch 256x64 (dot matrix) OLED display\u003c\/p\u003e\n\u003cp\u003e· Power supply: 1800mAh, 3.7V lithium ion battery\u003c\/p\u003e\n\u003cp\u003e· Working hours: continuous working ≥ 10 hours\u003c\/p\u003e\n\u003cp\u003e· Test range: 10-60MPa\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.3 Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• real-time measurement point strength estimation, and automatically calculate the measurement area strength and component estimated strength after sampling\u003c\/p\u003e\n\u003cp\u003e• Small size, modular design, easy to replace the mechanical rebound test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity rechargeable lithium ion battery, long service life of the test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity memory can store 999 standard components, and a single component can set up 99 measuring areas and 159840 measuring point data at most\u003c\/p\u003e\n\u003cp\u003e• Support break-point continuous test, and data collection is more convenient and humanized\u003c\/p\u003e\n\u003cp\u003e• Support voice counting, measurement area conversion and component completion voice reminder\u003c\/p\u003e\n\u003cp\u003e• Through data line connection and computer data processing software, the test data can be processed quickly and the test report can be issued\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45801402859741,"sku":"ZC3-T-LAOLING-LUCKY-4","price":582.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/23_a64a78c0-e8dd-417b-a280-b32f8b2da6d0.jpg?v=1730268654"},{"product_id":"vtsyiqi-digital-concrete-rebound-hammer-concrete-strength-hammer-with-test-range-10-60mpa-stiffness-of-spring-785-30-0n-m-built-in-large-capacity-memory-pointer-length-20-0-0-2mm-spherical-radius-of-impact-rod-r25-1-0mm","title":"VTSYIQI Digital Concrete Rebound Hammer Concrete Strength Hammer with Test Range 10-60MPa Stiffness of Spring 785±30.0N\/m Built in Large Capacity Memory Pointer Length 20.0±0.2mm Spherical Radius Of Impact Rod R25±1.0mm","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Digital Concrete Rebound Hammer Concrete Strength Hammer with Test Range 10-60MPa Stiffness of Spring 785±30.0N\/m Built in Large Capacity Memory Pointer Length 20.0±0.2mm Spherical Radius Of Impact Rod R25±1.0mm\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound hammer Nominal kinetic energy: 2.207J\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital hammer test Stiffness of spring: 785 ± 30.0N\/m\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital test hammer Pointer length: 20.0 ± 0.2mm Pointer friction: 0.65 ± 0.15N\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound test hammer Spherical radius of impact rod: R25 ± 1.0mm Test range: 10-60MPa\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital concrete test hammer Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"wmearp-8z7b0m-3akkhq-u2zogf\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.1 Composition\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe component list of digital rebound test hammer mainly includes 1 Mechanical rebound test hammer, 1 electronic detection system, 1 charger, 1 Micro USB data cable, 1 USB flash disk and 1 product operation manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.2 Technical Parameter\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e· Nominal kinetic energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e· Stiffness of spring: 785 ± 30.0N\/m\u003c\/p\u003e\n\u003cp\u003e· Pointer length: 20.0 ± 0.2mm • Pointer friction: 0.65 ± 0.15N\u003c\/p\u003e\n\u003cp\u003e· Spherical radius of impact rod: R25 ± 1.0mm\u003c\/p\u003e\n\u003cp\u003e· Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/p\u003e\n\u003cp\u003e· Tensile length of spring striking tension spring: 75.0 ± 0.3 mm\u003c\/p\u003e\n\u003cp\u003e· Rated value of steel anvil: 80 ± 2\u003c\/p\u003e\n\u003cp\u003e· Consistency of detection indication: ≤± 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"3ezqy0-xhfmeq-mon4i-j715kw\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e· Operating temperature: - 4 ℃ ~ + 40 ℃\u003c\/p\u003e\n\u003cp\u003e· Communication rate: 115200bps\u003c\/p\u003e\n\u003cp\u003e· Display: 2.08-inch 256x64 (dot matrix) OLED display\u003c\/p\u003e\n\u003cp\u003e· Power supply: 1800mAh, 3.7V lithium ion battery\u003c\/p\u003e\n\u003cp\u003e· Working hours: continuous working ≥ 10 hours\u003c\/p\u003e\n\u003cp\u003e· Test range: 10-60MPa\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.3 Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• real-time measurement point strength estimation, and automatically calculate the measurement area strength and component estimated strength after sampling\u003c\/p\u003e\n\u003cp\u003e• Small size, modular design, easy to replace the mechanical rebound test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity rechargeable lithium ion battery, long service life of the test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity memory can store 999 standard components, and a single component can set up 99 measuring areas and 159840 measuring point data at most\u003c\/p\u003e\n\u003cp\u003e• Support break-point continuous test, and data collection is more convenient and humanized\u003c\/p\u003e\n\u003cp\u003e• Support voice counting, measurement area conversion and component completion voice reminder\u003c\/p\u003e\n\u003cp\u003e• Through data line connection and computer data processing software, the test data can be processed quickly and the test report can be issued\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45801410953437,"sku":"ZC3-T-LAOLING-LUCKY-5","price":582.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/11_86634efc-c5c8-4925-a6fa-b94cc37a605a.jpg?v=1730270024"},{"product_id":"vtsyiqi-handheld-concrete-test-hammer-rebound-hammer-tester-with-stiffness-of-spring-785-30-0n-m-test-range-10-60mpa-real-time-measurement-point-strength-estimation-999-standard-components-nominal-kinetic-energy-2-207j","title":"VTSYIQI Handheld Concrete Test Hammer Rebound Hammer Tester with Stiffness of Spring 785±30.0N\/m Test Range 10-60MPa Real-time Measurement Point Strength Estimation 999 Standard Components Nominal Kinetic Energy 2.207J","description":"\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eVTSYIQI Handheld Concrete Test Hammer Rebound Hammer Tester with Stiffness of Spring 785±30.0N\/m Test Range 10-60MPa Real-time Measurement Point Strength Estimation 999 Standard Components Nominal Kinetic Energy 2.207J \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound hammer Nominal kinetic energy: 2.207J\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital hammer test Stiffness of spring: 785 ± 30.0N\/m\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital test hammer Pointer length: 20.0 ± 0.2mm Pointer friction: 0.65 ± 0.15N\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound test hammer Spherical radius of impact rod: R25 ± 1.0mm Test range: 10-60MPa\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital concrete test hammer Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"wmearp-8z7b0m-3akkhq-u2zogf\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.1 Composition\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe component list of digital rebound test hammer mainly includes 1 Mechanical rebound test hammer, 1 electronic detection system, 1 charger, 1 Micro USB data cable, 1 USB flash disk and 1 product operation manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.2 Technical Parameter\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e· Nominal kinetic energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e· Stiffness of spring: 785 ± 30.0N\/m\u003c\/p\u003e\n\u003cp\u003e· Pointer length: 20.0 ± 0.2mm • Pointer friction: 0.65 ± 0.15N\u003c\/p\u003e\n\u003cp\u003e· Spherical radius of impact rod: R25 ± 1.0mm\u003c\/p\u003e\n\u003cp\u003e· Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/p\u003e\n\u003cp\u003e· Tensile length of spring striking tension spring: 75.0 ± 0.3 mm\u003c\/p\u003e\n\u003cp\u003e· Rated value of steel anvil: 80 ± 2\u003c\/p\u003e\n\u003cp\u003e· Consistency of detection indication: ≤± 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"3ezqy0-xhfmeq-mon4i-j715kw\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e· Operating temperature: - 4 ℃ ~ + 40 ℃\u003c\/p\u003e\n\u003cp\u003e· Communication rate: 115200bps\u003c\/p\u003e\n\u003cp\u003e· Display: 2.08-inch 256x64 (dot matrix) OLED display\u003c\/p\u003e\n\u003cp\u003e· Power supply: 1800mAh, 3.7V lithium ion battery\u003c\/p\u003e\n\u003cp\u003e· Working hours: continuous working ≥ 10 hours\u003c\/p\u003e\n\u003cp\u003e· Test range: 10-60MPa\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.3 Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• real-time measurement point strength estimation, and automatically calculate the measurement area strength and component estimated strength after sampling\u003c\/p\u003e\n\u003cp\u003e• Small size, modular design, easy to replace the mechanical rebound test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity rechargeable lithium ion battery, long service life of the test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity memory can store 999 standard components, and a single component can set up 99 measuring areas and 159840 measuring point data at most\u003c\/p\u003e\n\u003cp\u003e• Support break-point continuous test, and data collection is more convenient and humanized\u003c\/p\u003e\n\u003cp\u003e• Support voice counting, measurement area conversion and component completion voice reminder\u003c\/p\u003e\n\u003cp\u003e• Through data line connection and computer data processing software, the test data can be processed quickly and the test report can be issued\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45801420816605,"sku":"ZC3-T-LAOLING-LUCKY-6","price":582.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/17_72f88b54-29c3-46c9-9a76-fb8eb76f2b0e.jpg?v=1730270067"},{"product_id":"vtsyiqi-concrete-rebound-test-hammer-digital-concrete-test-hammer-with-stiffness-of-spring-785-30-0n-m-test-range-10-60mpa-support-voice-counting-support-break-point-continuous-test-for-measuring-steel-structures","title":"VTSYIQI Concrete Rebound Test Hammer Digital Concrete Test Hammer with Stiffness of Spring 785±30.0N\/m Test Range 10-60MPa Support Voice Counting Support Break-Point Continuous Test for Measuring Steel Structures","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Concrete Rebound Test Hammer Digital Concrete Test Hammer with Stiffness of Spring 785±30.0N\/m Test Range 10-60MPa Support Voice Counting Support Break-Point Continuous Test for Measuring Steel Structures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound hammer Nominal kinetic energy: 2.207J\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital hammer test Stiffness of spring: 785 ± 30.0N\/m\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital test hammer Pointer length: 20.0 ± 0.2mm Pointer friction: 0.65 ± 0.15N\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound test hammer Spherical radius of impact rod: R25 ± 1.0mm Test range: 10-60MPa\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital concrete test hammer Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv data-csa-c-id=\"wmearp-8z7b0m-3akkhq-u2zogf\" data-cel-widget=\"aplus-launchpad-brand-description-left\" class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.1 Composition\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe component list of digital rebound test hammer mainly includes 1 Mechanical rebound test hammer, 1 electronic detection system, 1 charger, 1 Micro USB data cable, 1 USB flash disk and 1 product operation manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.2 Technical Parameter\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e· Nominal kinetic energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e· Stiffness of spring: 785 ± 30.0N\/m\u003c\/p\u003e\n\u003cp\u003e· Pointer length: 20.0 ± 0.2mm • Pointer friction: 0.65 ± 0.15N\u003c\/p\u003e\n\u003cp\u003e· Spherical radius of impact rod: R25 ± 1.0mm\u003c\/p\u003e\n\u003cp\u003e· Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/p\u003e\n\u003cp\u003e· Tensile length of spring striking tension spring: 75.0 ± 0.3 mm\u003c\/p\u003e\n\u003cp\u003e· Rated value of steel anvil: 80 ± 2\u003c\/p\u003e\n\u003cp\u003e· Consistency of detection indication: ≤± 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-csa-c-id=\"3ezqy0-xhfmeq-mon4i-j715kw\" data-cel-widget=\"aplus-launchpad-brand-description-left\" class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e· Operating temperature: - 4 ℃ ~ + 40 ℃\u003c\/p\u003e\n\u003cp\u003e· Communication rate: 115200bps\u003c\/p\u003e\n\u003cp\u003e· Display: 2.08-inch 256x64 (dot matrix) OLED display\u003c\/p\u003e\n\u003cp\u003e· Power supply: 1800mAh, 3.7V lithium ion battery\u003c\/p\u003e\n\u003cp\u003e· Working hours: continuous working ≥ 10 hours\u003c\/p\u003e\n\u003cp\u003e· Test range: 10-60MPa\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.3 Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• real-time measurement point strength estimation, and automatically calculate the measurement area strength and component estimated strength after sampling\u003c\/p\u003e\n\u003cp\u003e• Small size, modular design, easy to replace the mechanical rebound test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity rechargeable lithium ion battery, long service life of the test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity memory can store 999 standard components, and a single component can set up 99 measuring areas and 159840 measuring point data at most\u003c\/p\u003e\n\u003cp\u003e• Support break-point continuous test, and data collection is more convenient and humanized\u003c\/p\u003e\n\u003cp\u003e• Support voice counting, measurement area conversion and component completion voice reminder\u003c\/p\u003e\n\u003cp\u003e• Through data line connection and computer data processing software, the test data can be processed quickly and the test report can be issued\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45801426780381,"sku":"ZC3-T-LAOLING-LUCKY-7","price":582.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/16_046947a6-e6fa-46dc-a988-0e51d92919c4.jpg?v=1730271186"},{"product_id":"vtsyiqi-digital-concrete-rebound-hammer-concrete-hammer-tester-with-stiffness-of-spring-785-30-0n-m-pointer-length-20-0-0-2mm-test-range-10-60mpa-pointer-friction-0-65-0-15n-usb-communication-port-oled-display","title":"VTSYIQI Digital Concrete Rebound Hammer Concrete Hammer Tester with Stiffness of Spring 785±30.0N\/m Pointer Length 20.0±0.2mm Test Range 10-60MPa Pointer Friction 0.65±0.15N USB Communication Port OLED Display","description":"\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eVTSYIQI Digital Concrete Rebound Hammer Concrete Hammer Tester with Stiffness of Spring 785±30.0N\/m Pointer Length 20.0±0.2mm Test Range 10-60MPa Pointer Friction 0.65±0.15N USB Communication Port OLED Display \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound hammer Nominal kinetic energy: 2.207J\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital hammer test Stiffness of spring: 785 ± 30.0N\/m\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital test hammer Pointer length: 20.0 ± 0.2mm Pointer friction: 0.65 ± 0.15N\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound test hammer Spherical radius of impact rod: R25 ± 1.0mm Test range: 10-60MPa\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital concrete test hammer Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"wmearp-8z7b0m-3akkhq-u2zogf\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.1 Composition\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe component list of digital rebound test hammer mainly includes 1 Mechanical rebound test hammer, 1 electronic detection system, 1 charger, 1 Micro USB data cable, 1 USB flash disk and 1 product operation manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.2 Technical Parameter\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e· Nominal kinetic energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e· Stiffness of spring: 785 ± 30.0N\/m\u003c\/p\u003e\n\u003cp\u003e· Pointer length: 20.0 ± 0.2mm • Pointer friction: 0.65 ± 0.15N\u003c\/p\u003e\n\u003cp\u003e· Spherical radius of impact rod: R25 ± 1.0mm\u003c\/p\u003e\n\u003cp\u003e· Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/p\u003e\n\u003cp\u003e· Tensile length of spring striking tension spring: 75.0 ± 0.3 mm\u003c\/p\u003e\n\u003cp\u003e· Rated value of steel anvil: 80 ± 2\u003c\/p\u003e\n\u003cp\u003e· Consistency of detection indication: ≤± 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"3ezqy0-xhfmeq-mon4i-j715kw\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e· Operating temperature: - 4 ℃ ~ + 40 ℃\u003c\/p\u003e\n\u003cp\u003e· Communication rate: 115200bps\u003c\/p\u003e\n\u003cp\u003e· Display: 2.08-inch 256x64 (dot matrix) OLED display\u003c\/p\u003e\n\u003cp\u003e· Power supply: 1800mAh, 3.7V lithium ion battery\u003c\/p\u003e\n\u003cp\u003e· Working hours: continuous working ≥ 10 hours\u003c\/p\u003e\n\u003cp\u003e· Test range: 10-60MPa\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.3 Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• real-time measurement point strength estimation, and automatically calculate the measurement area strength and component estimated strength after sampling\u003c\/p\u003e\n\u003cp\u003e• Small size, modular design, easy to replace the mechanical rebound test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity rechargeable lithium ion battery, long service life of the test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity memory can store 999 standard components, and a single component can set up 99 measuring areas and 159840 measuring point data at most\u003c\/p\u003e\n\u003cp\u003e• Support break-point continuous test, and data collection is more convenient and humanized\u003c\/p\u003e\n\u003cp\u003e• Support voice counting, measurement area conversion and component completion voice reminder\u003c\/p\u003e\n\u003cp\u003e• Through data line connection and computer data processing software, the test data can be processed quickly and the test report can be issued\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45801430515933,"sku":"ZC3-T-LAOLING-LUCKY-8","price":582.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/25_84ffb288-7d7f-4bbf-a297-8b3d5ceff0b4.jpg?v=1730271346"},{"product_id":"vtsyiqi-handheld-concrete-rebound-hammer-digital-concrete-strength-tester-with-test-range-10-60mpa-2-08-inch-oled-display-pointer-friction-0-65-0-15n-built-in-large-capacity-memory-stiffness-of-spring-785-30-0n-m","title":"VTSYIQI Handheld Concrete Rebound Hammer Digital Concrete Strength Tester with Test Range 10-60MPa 2.08-inch OLED Display  Pointer Friction 0.65±0.15N Built in Large Capacity Memory Stiffness of Spring 785±30.0N\/m","description":"\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eVTSYIQI Handheld Concrete Rebound Hammer Digital Concrete Strength Tester with Test Range 10-60MPa 2.08-inch OLED Display  Pointer Friction 0.65±0.15N Built in Large Capacity Memory Stiffness of Spring 785±30.0N\/m\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound hammer Nominal kinetic energy: 2.207J\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital hammer test Stiffness of spring: 785 ± 30.0N\/m\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital test hammer Pointer length: 20.0 ± 0.2mm Pointer friction: 0.65 ± 0.15N\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound test hammer Spherical radius of impact rod: R25 ± 1.0mm Test range: 10-60MPa\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital concrete test hammer Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv data-csa-c-id=\"wmearp-8z7b0m-3akkhq-u2zogf\" data-cel-widget=\"aplus-launchpad-brand-description-left\" class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.1 Composition\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe component list of digital rebound test hammer mainly includes 1 Mechanical rebound test hammer, 1 electronic detection system, 1 charger, 1 Micro USB data cable, 1 USB flash disk and 1 product operation manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.2 Technical Parameter\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e· Nominal kinetic energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e· Stiffness of spring: 785 ± 30.0N\/m\u003c\/p\u003e\n\u003cp\u003e· Pointer length: 20.0 ± 0.2mm • Pointer friction: 0.65 ± 0.15N\u003c\/p\u003e\n\u003cp\u003e· Spherical radius of impact rod: R25 ± 1.0mm\u003c\/p\u003e\n\u003cp\u003e· Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/p\u003e\n\u003cp\u003e· Tensile length of spring striking tension spring: 75.0 ± 0.3 mm\u003c\/p\u003e\n\u003cp\u003e· Rated value of steel anvil: 80 ± 2\u003c\/p\u003e\n\u003cp\u003e· Consistency of detection indication: ≤± 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-csa-c-id=\"3ezqy0-xhfmeq-mon4i-j715kw\" data-cel-widget=\"aplus-launchpad-brand-description-left\" class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e· Operating temperature: - 4 ℃ ~ + 40 ℃\u003c\/p\u003e\n\u003cp\u003e· Communication rate: 115200bps\u003c\/p\u003e\n\u003cp\u003e· Display: 2.08-inch 256x64 (dot matrix) OLED display\u003c\/p\u003e\n\u003cp\u003e· Power supply: 1800mAh, 3.7V lithium ion battery\u003c\/p\u003e\n\u003cp\u003e· Working hours: continuous working ≥ 10 hours\u003c\/p\u003e\n\u003cp\u003e· Test range: 10-60MPa\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.3 Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• real-time measurement point strength estimation, and automatically calculate the measurement area strength and component estimated strength after sampling\u003c\/p\u003e\n\u003cp\u003e• Small size, modular design, easy to replace the mechanical rebound test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity rechargeable lithium ion battery, long service life of the test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity memory can store 999 standard components, and a single component can set up 99 measuring areas and 159840 measuring point data at most\u003c\/p\u003e\n\u003cp\u003e• Support break-point continuous test, and data collection is more convenient and humanized\u003c\/p\u003e\n\u003cp\u003e• Support voice counting, measurement area conversion and component completion voice reminder\u003c\/p\u003e\n\u003cp\u003e• Through data line connection and computer data processing software, the test data can be processed quickly and the test report can be issued\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45801433759965,"sku":"ZC3-T-LAOLING-LUCKY-9","price":582.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/18_d98369e5-302a-46bb-8d19-5e748306ffbe.jpg?v=1730272304"},{"product_id":"vtsyiqi-concrete-rebound-hammer-digital-concrete-test-hammer-with-test-range10-60mpa-pointer-friction-0-65-0-15n-store-999-standard-components-nominal-kinetic-energy2-207j-stiffness-of-spring-785-30-0n-m-built-in-large-capacity-memory","title":"VTSYIQI Concrete Rebound Hammer Digital Concrete Test Hammer with Test Range10-60MPa Pointer Friction 0.65±0.15N  Store 999 Standard Components Nominal Kinetic Energy2.207J Stiffness of Spring 785±30.0N\/m Built in Large Capacity Memory","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Concrete Rebound Hammer Digital Concrete Test Hammer with Test Range10-60MPa Pointer Friction 0.65±0.15N  Store 999 Standard Components Nominal Kinetic Energy2.207J Stiffness of Spring 785±30.0N\/m Built in Large Capacity Memory\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound hammer Nominal kinetic energy: 2.207J\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital hammer test Stiffness of spring: 785 ± 30.0N\/m\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital test hammer Pointer length: 20.0 ± 0.2mm Pointer friction: 0.65 ± 0.15N\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound test hammer Spherical radius of impact rod: R25 ± 1.0mm Test range: 10-60MPa\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital concrete test hammer Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"wmearp-8z7b0m-3akkhq-u2zogf\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.1 Composition\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe component list of digital rebound test hammer mainly includes 1 Mechanical rebound test hammer, 1 electronic detection system, 1 charger, 1 Micro USB data cable, 1 USB flash disk and 1 product operation manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.2 Technical Parameter\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e· Nominal kinetic energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e· Stiffness of spring: 785 ± 30.0N\/m\u003c\/p\u003e\n\u003cp\u003e· Pointer length: 20.0 ± 0.2mm • Pointer friction: 0.65 ± 0.15N\u003c\/p\u003e\n\u003cp\u003e· Spherical radius of impact rod: R25 ± 1.0mm\u003c\/p\u003e\n\u003cp\u003e· Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/p\u003e\n\u003cp\u003e· Tensile length of spring striking tension spring: 75.0 ± 0.3 mm\u003c\/p\u003e\n\u003cp\u003e· Rated value of steel anvil: 80 ± 2\u003c\/p\u003e\n\u003cp\u003e· Consistency of detection indication: ≤± 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"3ezqy0-xhfmeq-mon4i-j715kw\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e· Operating temperature: - 4 ℃ ~ + 40 ℃\u003c\/p\u003e\n\u003cp\u003e· Communication rate: 115200bps\u003c\/p\u003e\n\u003cp\u003e· Display: 2.08-inch 256x64 (dot matrix) OLED display\u003c\/p\u003e\n\u003cp\u003e· Power supply: 1800mAh, 3.7V lithium ion battery\u003c\/p\u003e\n\u003cp\u003e· Working hours: continuous working ≥ 10 hours\u003c\/p\u003e\n\u003cp\u003e· Test range: 10-60MPa\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.3 Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• real-time measurement point strength estimation, and automatically calculate the measurement area strength and component estimated strength after sampling\u003c\/p\u003e\n\u003cp\u003e• Small size, modular design, easy to replace the mechanical rebound test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity rechargeable lithium ion battery, long service life of the test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity memory can store 999 standard components, and a single component can set up 99 measuring areas and 159840 measuring point data at most\u003c\/p\u003e\n\u003cp\u003e• Support break-point continuous test, and data collection is more convenient and humanized\u003c\/p\u003e\n\u003cp\u003e• Support voice counting, measurement area conversion and component completion voice reminder\u003c\/p\u003e\n\u003cp\u003e• Through data line connection and computer data processing software, the test data can be processed quickly and the test report can be issued\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45801441132765,"sku":"ZC3-T-LAOLING-LUCKY-10","price":582.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/10_38aa1c2d-38ea-4c8d-8d09-05e53837c6b8.jpg?v=1730272855"},{"product_id":"vtsyiqi-concrete-hammer-tester-digital-concrete-rebound-tester-hammer-with-test-test-range-10-60mpa-stiffness-of-spring-785-30-0n-m-usb-communication-port-oled-display-999-data-storage","title":"VTSYIQI Concrete Hammer Tester Digital Concrete Rebound Tester Hammer with Test Test Range 10-60MPa Stiffness of Spring 785±30.0N\/m USB Communication Port  OLED Display 999 Data Storage","description":"\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eVTSYIQI Concrete Hammer Tester Digital Concrete Rebound Tester Hammer with Test Test Range 10-60MPa Stiffness of Spring 785±30.0N\/m USB Communication Port  OLED Display 999 Data Storage\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound hammer Nominal kinetic energy: 2.207J\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital hammer test Stiffness of spring: 785 ± 30.0N\/m\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital test hammer Pointer length: 20.0 ± 0.2mm Pointer friction: 0.65 ± 0.15N\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound test hammer Spherical radius of impact rod: R25 ± 1.0mm Test range: 10-60MPa\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital concrete test hammer Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"wmearp-8z7b0m-3akkhq-u2zogf\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.1 Composition\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe component list of digital rebound test hammer mainly includes 1 Mechanical rebound test hammer, 1 electronic detection system, 1 charger, 1 Micro USB data cable, 1 USB flash disk and 1 product operation manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.2 Technical Parameter\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e· Nominal kinetic energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e· Stiffness of spring: 785 ± 30.0N\/m\u003c\/p\u003e\n\u003cp\u003e· Pointer length: 20.0 ± 0.2mm • Pointer friction: 0.65 ± 0.15N\u003c\/p\u003e\n\u003cp\u003e· Spherical radius of impact rod: R25 ± 1.0mm\u003c\/p\u003e\n\u003cp\u003e· Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/p\u003e\n\u003cp\u003e· Tensile length of spring striking tension spring: 75.0 ± 0.3 mm\u003c\/p\u003e\n\u003cp\u003e· Rated value of steel anvil: 80 ± 2\u003c\/p\u003e\n\u003cp\u003e· Consistency of detection indication: ≤± 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"3ezqy0-xhfmeq-mon4i-j715kw\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e· Operating temperature: - 4 ℃ ~ + 40 ℃\u003c\/p\u003e\n\u003cp\u003e· Communication rate: 115200bps\u003c\/p\u003e\n\u003cp\u003e· Display: 2.08-inch 256x64 (dot matrix) OLED display\u003c\/p\u003e\n\u003cp\u003e· Power supply: 1800mAh, 3.7V lithium ion battery\u003c\/p\u003e\n\u003cp\u003e· Working hours: continuous working ≥ 10 hours\u003c\/p\u003e\n\u003cp\u003e· Test range: 10-60MPa\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.3 Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• real-time measurement point strength estimation, and automatically calculate the measurement area strength and component estimated strength after sampling\u003c\/p\u003e\n\u003cp\u003e• Small size, modular design, easy to replace the mechanical rebound test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity rechargeable lithium ion battery, long service life of the test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity memory can store 999 standard components, and a single component can set up 99 measuring areas and 159840 measuring point data at most\u003c\/p\u003e\n\u003cp\u003e• Support break-point continuous test, and data collection is more convenient and humanized\u003c\/p\u003e\n\u003cp\u003e• Support voice counting, measurement area conversion and component completion voice reminder\u003c\/p\u003e\n\u003cp\u003e• Through data line connection and computer data processing software, the test data can be processed quickly and the test report can be issued\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45801450864861,"sku":"ZC3-T-LAOLING-LUCKY-11","price":582.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/12_1aaf95a0-a196-40d3-bebd-758a77048b0e.jpg?v=1730273527"},{"product_id":"vtsyiqi-digital-concrete-test-hammer-rebound-hammer-test-equipment-with-stiffness-of-spring-785-30-0n-m-test-range-10-60mpa-nominal-kinetic-energy-2-207j-support-voice-counting-pointer-length-20-0-0-2mm","title":"VTSYIQI Digital Concrete Test Hammer Rebound Hammer Test Equipment with Stiffness of Spring 785±30.0N\/m  Test range 10-60MPa Nominal Kinetic Energy 2.207J Support Voice Counting Pointer Length 20.0±0.2mm","description":"\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eVTSYIQI Digital Concrete Test Hammer Rebound Hammer Test Equipment with Stiffness of Spring 785±30.0N\/m  Test range 10-60MPa Nominal Kinetic Energy 2.207J Support Voice Counting Pointer Length 20.0±0.2mm \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound hammer Nominal kinetic energy: 2.207J\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital hammer test Stiffness of spring: 785 ± 30.0N\/m\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital test hammer Pointer length: 20.0 ± 0.2mm Pointer friction: 0.65 ± 0.15N\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound test hammer Spherical radius of impact rod: R25 ± 1.0mm Test range: 10-60MPa\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital concrete test hammer Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"wmearp-8z7b0m-3akkhq-u2zogf\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.1 Composition\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe component list of digital rebound test hammer mainly includes 1 Mechanical rebound test hammer, 1 electronic detection system, 1 charger, 1 Micro USB data cable, 1 USB flash disk and 1 product operation manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.2 Technical Parameter\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e· Nominal kinetic energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e· Stiffness of spring: 785 ± 30.0N\/m\u003c\/p\u003e\n\u003cp\u003e· Pointer length: 20.0 ± 0.2mm • Pointer friction: 0.65 ± 0.15N\u003c\/p\u003e\n\u003cp\u003e· Spherical radius of impact rod: R25 ± 1.0mm\u003c\/p\u003e\n\u003cp\u003e· Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/p\u003e\n\u003cp\u003e· Tensile length of spring striking tension spring: 75.0 ± 0.3 mm\u003c\/p\u003e\n\u003cp\u003e· Rated value of steel anvil: 80 ± 2\u003c\/p\u003e\n\u003cp\u003e· Consistency of detection indication: ≤± 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"3ezqy0-xhfmeq-mon4i-j715kw\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e· Operating temperature: - 4 ℃ ~ + 40 ℃\u003c\/p\u003e\n\u003cp\u003e· Communication rate: 115200bps\u003c\/p\u003e\n\u003cp\u003e· Display: 2.08-inch 256x64 (dot matrix) OLED display\u003c\/p\u003e\n\u003cp\u003e· Power supply: 1800mAh, 3.7V lithium ion battery\u003c\/p\u003e\n\u003cp\u003e· Working hours: continuous working ≥ 10 hours\u003c\/p\u003e\n\u003cp\u003e· Test range: 10-60MPa\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.3 Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• real-time measurement point strength estimation, and automatically calculate the measurement area strength and component estimated strength after sampling\u003c\/p\u003e\n\u003cp\u003e• Small size, modular design, easy to replace the mechanical rebound test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity rechargeable lithium ion battery, long service life of the test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity memory can store 999 standard components, and a single component can set up 99 measuring areas and 159840 measuring point data at most\u003c\/p\u003e\n\u003cp\u003e• Support break-point continuous test, and data collection is more convenient and humanized\u003c\/p\u003e\n\u003cp\u003e• Support voice counting, measurement area conversion and component completion voice reminder\u003c\/p\u003e\n\u003cp\u003e• Through data line connection and computer data processing software, the test data can be processed quickly and the test report can be issued\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45801468461277,"sku":"ZC3-T-LAOLING-LUCKY-12","price":582.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/26_5f54990c-a7bd-43c2-a4b0-c3afe2a2c52e.jpg?v=1730274247"},{"product_id":"vtsyiqi-digital-concrete-test-hammer-digital-concrete-rebound-hammer-with-test-range-10-60mpa-stiffness-of-spring-785-30-0n-m-999-data-storage-pointer-friction-0-65-0-15n-voice-counting","title":"VTSYIQI Digital Concrete Test Hammer Digital Concrete Rebound Hammer with Test Range 10-60MPa Stiffness of spring 785±30.0N\/m 999 Data Storage Pointer Friction 0.65±0.15N Voice Counting","description":"\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eVTSYIQI Digital Concrete Test Hammer Digital Concrete Rebound Hammer with Test Range 10-60MPa Stiffness of spring 785±30.0N\/m 999 Data Storage Pointer Friction 0.65±0.15N Voice Counting \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound hammer Nominal kinetic energy: 2.207J\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital hammer test Stiffness of spring: 785 ± 30.0N\/m\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital test hammer Pointer length: 20.0 ± 0.2mm Pointer friction: 0.65 ± 0.15N\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital rebound test hammer Spherical radius of impact rod: R25 ± 1.0mm Test range: 10-60MPa\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDigital concrete test hammer Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"wmearp-8z7b0m-3akkhq-u2zogf\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.1 Composition\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe component list of digital rebound test hammer mainly includes 1 Mechanical rebound test hammer, 1 electronic detection system, 1 charger, 1 Micro USB data cable, 1 USB flash disk and 1 product operation manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.2 Technical Parameter\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e· Nominal kinetic energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e· Stiffness of spring: 785 ± 30.0N\/m\u003c\/p\u003e\n\u003cp\u003e· Pointer length: 20.0 ± 0.2mm • Pointer friction: 0.65 ± 0.15N\u003c\/p\u003e\n\u003cp\u003e· Spherical radius of impact rod: R25 ± 1.0mm\u003c\/p\u003e\n\u003cp\u003e· Working length of spring striking tension spring: 61.5 ± 0.3mm\u003c\/p\u003e\n\u003cp\u003e· Tensile length of spring striking tension spring: 75.0 ± 0.3 mm\u003c\/p\u003e\n\u003cp\u003e· Rated value of steel anvil: 80 ± 2\u003c\/p\u003e\n\u003cp\u003e· Consistency of detection indication: ≤± 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left aplus-standard\" data-cel-widget=\"aplus-launchpad-brand-description-left\" data-csa-c-id=\"3ezqy0-xhfmeq-mon4i-j715kw\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-module launchpad-module-brand-description-left\"\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\"\u003e\n\u003cp\u003e· Operating temperature: - 4 ℃ ~ + 40 ℃\u003c\/p\u003e\n\u003cp\u003e· Communication rate: 115200bps\u003c\/p\u003e\n\u003cp\u003e· Display: 2.08-inch 256x64 (dot matrix) OLED display\u003c\/p\u003e\n\u003cp\u003e· Power supply: 1800mAh, 3.7V lithium ion battery\u003c\/p\u003e\n\u003cp\u003e· Working hours: continuous working ≥ 10 hours\u003c\/p\u003e\n\u003cp\u003e· Test range: 10-60MPa\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e1.3 Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• real-time measurement point strength estimation, and automatically calculate the measurement area strength and component estimated strength after sampling\u003c\/p\u003e\n\u003cp\u003e• Small size, modular design, easy to replace the mechanical rebound test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity rechargeable lithium ion battery, long service life of the test hammer\u003c\/p\u003e\n\u003cp\u003e• Built in large capacity memory can store 999 standard components, and a single component can set up 99 measuring areas and 159840 measuring point data at most\u003c\/p\u003e\n\u003cp\u003e• Support break-point continuous test, and data collection is more convenient and humanized\u003c\/p\u003e\n\u003cp\u003e• Support voice counting, measurement area conversion and component completion voice reminder\u003c\/p\u003e\n\u003cp\u003e• Through data line connection and computer data processing software, the test data can be processed quickly and the test report can be issued\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45801469575389,"sku":"ZC3-T-LAOLING-LUCKY-13","price":582.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/27_34e201d1-918e-438a-8574-1b0d3385470e.jpg?v=1730274570"},{"product_id":"vtsyiqi-concrete-rebound-hammer-tester-concrete-test-strength-hammer-resiliometer-test-meter-with-pointer-length-20-0-0-2-mm-pointer-friction-0-65-0-15-n-for-building-panels-beams-columns-bridges","title":"VTSYIQI Concrete Rebound Hammer Tester Concrete Test Strength Hammer Resiliometer Test Meter with Pointer Length 20.0±0.2 mm Pointer Friction 0.65±0.15 N for Building Panels Beams Columns Bridges","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Concrete Rebound Hammer Tester Concrete Test Strength Hammer Resiliometer Test Meter with Pointer Length 20.0±0.2 mm Pointer Friction 0.65±0.15 N for Building Panels Beams Columns Bridges \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★ Simple structure and convenient carrying.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★ Length of pointer: 20.0±0.2(mm)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★ Friction of pointer: 0.65±0.15(N)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★ The pointer is easy to adjust friction.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★ The button applies stretching technics and is not easy to fall off\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eDescription:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe meter is in accordance with technical regulation of JGJ\/T23-2001, used for testing of concrete compressive strength within the scope of 10-60Mpa, with the system standard energy of 2.207J, and value indicating system of pointer direct reading. Our concrete resiliometer has been approved as \"Recommended Product for Engineering Construction\" by the Ministry of Construction. Shanxi Institute of Building Research, who composed \"Testing Concrete Compressive Strength Technical Regulation of JGJ\/T23-2001 with Springback Method\", supervises the manufacturing process.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eC\u003cspan class=\"a-text-bold\"\u003eharacteristics:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLight (saving 2\/3 forces compared with counterpart products), flexible, inexpensive, power-free, easy to master; the button applies stretching technics and is not easy to fall off; the pointer is easy to adjust friction. Therefore, it is the first choice applicable for on-the-spot NDT.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eM\u003cspan class=\"a-text-bold\"\u003eain Technical Parameter:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e* Length of pointer: 20.0±0.2(mm)\u003c\/p\u003e\n\u003cp\u003e* Friction of pointer: 0.65±0.15(N)\u003c\/p\u003e\n\u003cp\u003e* Sphere semidiameter at the end of the flip rod: 25±1.0(mm)\u003c\/p\u003e\n\u003cp\u003e* Rigidity of flip tensioned spring: 785.0±40.0(N\/m)\u003c\/p\u003e\n\u003cp\u003e* Location of flip hammer's hook release: \"100\" at the scale mark\u003c\/p\u003e\n\u003cp\u003e* Work length of flip tensioned spring: 61.5.0±0.3(mm)\u003c\/p\u003e\n\u003cp\u003e* Strike length of flip hammer: 75±0.3\u003c\/p\u003e\n\u003cp\u003e* Hop location of the flip hammer: \"0\" at the graduated scale\u003c\/p\u003e\n\u003cp\u003e* Fixed value of steel anvil: 80±2 (our products are controlled between 80-81)\u003c\/p\u003e\n\u003cp\u003e*Standard Accessories: A resiliometer, Grindstone, Flip tension spring, Buffer spring, Screwdriver, Instruction\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45801479405789,"sku":"ZC3-A 新款-LAOLING-LUCKY","price":187.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/4_4183c485-9a9c-4c2a-a427-ed1e78eb3a46.jpg?v=1730275852"},{"product_id":"vtsyiqi-concrete-test-hammer-resiliometer-digital-rebound-test-hammer-concrete-hammer-tester-with-standard-impact-energy-2-207j-stroke-of-impact-hammer-75mm-tension-spring-stiffness-785-n-m-200-standard-components","title":"VTSYIQI Concrete Test Hammer Resiliometer Digital Rebound Test Hammer Concrete Hammer Tester with Standard Impact Energy 2.207J  Stroke Of Impact Hammer 75mm Tension Spring Stiffness 785 N\/m 200 Standard Components","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Concrete Test Hammer Resiliometer Digital Rebound Test Hammer Concrete Hammer Tester with Standard Impact Energy 2.207J  Stroke Of Impact Hammer 75mm Tension Spring Stiffness 785 N\/m 200 Standard Components \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e\u003cstrong\u003eAbout this item:\u003c\/strong\u003e\u003cbr\u003e★ 1)Integrated wireless structure of the test hammer host and the displayer part. Easy to carry and make work efficient. \u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★2)OLCD displayer，English interface and friendly operation.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 3)Using sensitive operation touch keys. The keys are not easy to aging.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★4)Automatic recording function improves the efficiency of measurement.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 5)Adopting non-contact reflection grating sensor, maximum avoid machine attrition and poor contact in traditional technologies such as contact way or potentiometer way, high precision, long service life, and the traditional pointer scale is kept.\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★6)The instrument is powered by a built-in rechargeable lithium battery, which can operate continuously for more than 10 hours\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 7)Large storage capacity, more than 200 standard components, a standard component including almost 50 test areas, one test areas including 16 test pointes, completely meet the request of long time in site test.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★8)Testing parameters can be typed in test site.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 9)Adopting USB interface, as U flash disk, no need special driver.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★10)Have real-time clock calendar function, can automatically record test date.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★11)Advanced low power consumption function, can set display backlight level, auto dormancy, and automatic turn off.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eIntroduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDigital Concrete Hammer is a high-tech product, especially designed for the needs of in place test for concrete compressive strength, applied to non-destructive test (NDT) hardened concrete compressive strength component in construct projects.\u003c\/p\u003e\n\u003cp\u003eDigital Test Hammers for the quick and easy determination of the strength of concrete, and hardness of construction materials. Digital functions allow faster and greater number of test, leading to better quality tests. It’s a good and useful instrument for quality control and inspection organizations. Submit to (JGJ\/T23-2011). And ASTM C805, EN 12504 S\u003cspan class=\"a-text-bold\"\u003epecification\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e1) Data processing standard: Submit to (JGJ\/T23-2011).\u003c\/p\u003e\n\u003cp\u003e2) Standard impact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e3) Tension spring stiffness: 785 N\/m\u003c\/p\u003e\n\u003cp\u003e4) Stroke of impact hammer: 75 mm\u003c\/p\u003e\n\u003cp\u003e5) Test value when calibrated on test anvil (qualified anvil like type JW225): 80 ± 2\u003c\/p\u003e\n\u003cp\u003e6) Bounds on error: ≤± 0.5 (the differences between displayer and rider)\u003c\/p\u003e\n\u003cp\u003e7) Display screen: 128 x 64 resolution, 3 levels of backlighting adjustable.\u003c\/p\u003e\n\u003cp\u003e8) Data storage capacity: 200 standard components (50 testing areas per component)\u003c\/p\u003e\n\u003cp\u003e9) Power consumption: The biggest backlight≈200mA\u003c\/p\u003e\n\u003cp\u003e10) Sleeping current: 0.8mA\u003c\/p\u003e\n\u003cp\u003e11) Communication port with PC: USB2.0\u003c\/p\u003e\n\u003cp\u003e12) N.W: ≈1.1 Kg\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45816764072157,"sku":"HT-225Q-TIANJINJINWEI-Lucky-12","price":666.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/E3E71601CCC90DBB2EE2CC30F24E846A.jpg?v=1733119009"},{"product_id":"vtsyiqi-concrete-rebound-test-hammer-resiliometer-digital-concrete-test-hammer-with-stroke-of-impact-hammer-75mm-tension-spring-stiffness-785n-m-data-storage-capacity-200-standard-components-automatic-recording-function","title":"VTSYIQI Concrete Rebound Test Hammer Resiliometer Digital Concrete Test Hammer with Stroke Of Impact Hammer 75mm Tension Spring Stiffness 785N\/m Data Storage Capacity 200 Standard Components Automatic Recording Function","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Concrete Rebound Test Hammer Resiliometer Digital Concrete Test Hammer with Stroke Of Impact Hammer 75mm Tension Spring Stiffness 785N\/m Data Storage Capacity 200 Standard Components Automatic Recording Function\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e\u003cstrong\u003eAbout this item:\u003c\/strong\u003e\u003cbr\u003e★ 1)Integrated wireless structure of the test hammer host and the displayer part. Easy to carry and make work efficient. \u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★2)OLCD displayer，English interface and friendly operation.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 3)Using sensitive operation touch keys. The keys are not easy to aging.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★4)Automatic recording function improves the efficiency of measurement.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 5)Adopting non-contact reflection grating sensor, maximum avoid machine attrition and poor contact in traditional technologies such as contact way or potentiometer way, high precision, long service life, and the traditional pointer scale is kept.\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★6)The instrument is powered by a built-in rechargeable lithium battery, which can operate continuously for more than 10 hours\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 7)Large storage capacity, more than 200 standard components, a standard component including almost 50 test areas, one test areas including 16 test pointes, completely meet the request of long time in site test.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★8)Testing parameters can be typed in test site.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 9)Adopting USB interface, as U flash disk, no need special driver.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★10)Have real-time clock calendar function, can automatically record test date.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★11)Advanced low power consumption function, can set display backlight level, auto dormancy, and automatic turn off.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eIntroduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDigital Concrete Hammer is a high-tech product, especially designed for the needs of in place test for concrete compressive strength, applied to non-destructive test (NDT) hardened concrete compressive strength component in construct projects.\u003c\/p\u003e\n\u003cp\u003eDigital Test Hammers for the quick and easy determination of the strength of concrete, and hardness of construction materials. Digital functions allow faster and greater number of test, leading to better quality tests. It’s a good and useful instrument for quality control and inspection organizations. Submit to (JGJ\/T23-2011). And ASTM C805, EN 12504 S\u003cspan class=\"a-text-bold\"\u003epecification\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e1) Data processing standard: Submit to (JGJ\/T23-2011).\u003c\/p\u003e\n\u003cp\u003e2) Standard impact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e3) Tension spring stiffness: 785 N\/m\u003c\/p\u003e\n\u003cp\u003e4) Stroke of impact hammer: 75 mm\u003c\/p\u003e\n\u003cp\u003e5) Test value when calibrated on test anvil (qualified anvil like type JW225): 80 ± 2\u003c\/p\u003e\n\u003cp\u003e6) Bounds on error: ≤± 0.5 (the differences between displayer and rider)\u003c\/p\u003e\n\u003cp\u003e7) Display screen: 128 x 64 resolution, 3 levels of backlighting adjustable.\u003c\/p\u003e\n\u003cp\u003e8) Data storage capacity: 200 standard components (50 testing areas per component)\u003c\/p\u003e\n\u003cp\u003e9) Power consumption: The biggest backlight≈200mA\u003c\/p\u003e\n\u003cp\u003e10) Sleeping current: 0.8mA\u003c\/p\u003e\n\u003cp\u003e11) Communication port with PC: USB2.0\u003c\/p\u003e\n\u003cp\u003e12) N.W: ≈1.1 Kg\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45816774197469,"sku":"HT-225Q-TIANJINJINWEI-Lucky-11","price":666.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/5_ed06b7fc-cfc0-4420-92e3-10e58d020d0b.jpg?v=1733119705"},{"product_id":"vtsyiqi-concrete-rebound-hammer-digital-rebound-test-hammer-with-standard-impact-energy-2-207j-tension-spring-stiffness-785n-m-stroke-of-impact-hammer-75-mm-automatic-recording-function","title":"VTSYIQI Concrete Rebound Hammer Digital Rebound Test Hammer with Standard Impact Energy 2.207J Tension Spring Stiffness 785N\/m Stroke Of Impact Hammer 75 mm Automatic Recording Function","description":"\u003cp class=\"a-size-large a-spacing-none\"\u003e\u003cstrong\u003eVTSYIQI Concrete Rebound Hammer Digital Rebound Test Hammer with Standard Impact Energy 2.207J Tension Spring Stiffness 785N\/m Stroke Of Impact Hammer 75 mm Automatic Recording Function\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e\u003cstrong\u003eAbout this item:\u003c\/strong\u003e\u003cbr\u003e★ 1)Integrated wireless structure of the test hammer host and the displayer part. Easy to carry and make work efficient. \u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★2)OLCD displayer，English interface and friendly operation.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 3)Using sensitive operation touch keys. The keys are not easy to aging.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★4)Automatic recording function improves the efficiency of measurement.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 5)Adopting non-contact reflection grating sensor, maximum avoid machine attrition and poor contact in traditional technologies such as contact way or potentiometer way, high precision, long service life, and the traditional pointer scale is kept.\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★6)The instrument is powered by a built-in rechargeable lithium battery, which can operate continuously for more than 10 hours\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 7)Large storage capacity, more than 200 standard components, a standard component including almost 50 test areas, one test areas including 16 test pointes, completely meet the request of long time in site test.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★8)Testing parameters can be typed in test site.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★ 9)Adopting USB interface, as U flash disk, no need special driver.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★10)Have real-time clock calendar function, can automatically record test date.\u003c\/p\u003e\n\u003cp class=\"a-size-large a-spacing-none\"\u003e★11)Advanced low power consumption function, can set display backlight level, auto dormancy, and automatic turn off.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eIntroduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDigital Concrete Hammer is a high-tech product, especially designed for the needs of in place test for concrete compressive strength, applied to non-destructive test (NDT) hardened concrete compressive strength component in construct projects.\u003c\/p\u003e\n\u003cp\u003eDigital Test Hammers for the quick and easy determination of the strength of concrete, and hardness of construction materials. Digital functions allow faster and greater number of test, leading to better quality tests. It’s a good and useful instrument for quality control and inspection organizations. Submit to (JGJ\/T23-2011). And ASTM C805, EN 12504 S\u003cspan class=\"a-text-bold\"\u003epecification\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e1) Data processing standard: Submit to (JGJ\/T23-2011).\u003c\/p\u003e\n\u003cp\u003e2) Standard impact energy: 2.207J\u003c\/p\u003e\n\u003cp\u003e3) Tension spring stiffness: 785 N\/m\u003c\/p\u003e\n\u003cp\u003e4) Stroke of impact hammer: 75 mm\u003c\/p\u003e\n\u003cp\u003e5) Test value when calibrated on test anvil (qualified anvil like type JW225): 80 ± 2\u003c\/p\u003e\n\u003cp\u003e6) Bounds on error: ≤± 0.5 (the differences between displayer and rider)\u003c\/p\u003e\n\u003cp\u003e7) Display screen: 128 x 64 resolution, 3 levels of backlighting adjustable.\u003c\/p\u003e\n\u003cp\u003e8) Data storage capacity: 200 standard components (50 testing areas per component)\u003c\/p\u003e\n\u003cp\u003e9) Power consumption: The biggest backlight≈200mA\u003c\/p\u003e\n\u003cp\u003e10) Sleeping current: 0.8mA\u003c\/p\u003e\n\u003cp\u003e11) Communication port with PC: USB2.0\u003c\/p\u003e\n\u003cp\u003e12) N.W: ≈1.1 Kg\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":45816777146589,"sku":"HT-225Q-TIANJINJINWEI-Lucky-10","price":666.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/6_154e3333-99c1-484b-8705-4adb4e0b50ba.jpg?v=1757388045"},{"product_id":"vtsyiqi-handheld-brick-rebound-hammer-tester-brick-rebound-test-schmidt-hammer-test-meter-tool-brick-rebound-test-hammer-resiliometer-concrete-measure-ndt-testing","title":"VTSYIQI Handheld Brick Rebound Hammer Tester Brick Rebound Test Schmidt Hammer Test Meter Tool Brick Rebound Test Hammer Resiliometer Concrete Measure NDT Testing","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Handheld Brick Rebound Hammer Tester Brick Rebound Test Schmidt Hammer Test Meter Tool Brick Rebound Test Hammer Resiliometer Concrete Measure NDT Testing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★ Normal Impact energy:0,735 J; high efficiency, high accurate, and easy to operate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★ Rebound hammer stroke:75 mm; easy to maintain, and the non-destructive testing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★ Static friction between pointer slider and shaft:0.4-0.6N.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★ Average rebound values of calibration on steel anvil should be:74士2.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★ ZC4 test hammer born with smaller impact energy, is specially used to test the compressive strength of light material object such as brick. And also can be used to test all light bone material concrete and other lightweight materials.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eDescription:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003eZC4 test hammer born with smaller impact energy, is specially used to test the compressive strength of light material object such as brick. And also can be used to test all light bone material concrete and other lightweight materials.\u003cbr\u003eTesting and determining compressive strength by test hammers has many advantages, high efficiency, high accurate, and easy to operate, easy to carry, easy to maintain, and the non-destructive testing.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003ePrinciple\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003eWork principles of test hammer\u003cbr\u003eInside of test hammer, the rebound hammer can get impact energy by stretched spring, and rebound hammer will impact the rebound pole, through rebound pole the energy will be transmitted to test sample, then rebound hammer and rebound pole will be rebounded, and the slider on the test hammer will move along with the rebound hammer till a highest point, and we can read the data by a scale, called rebound value.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eMain Technical Parameters\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e* Normal Impact energy:0,735 J\u003cbr\u003e* Rebound hammer stroke:75 mm\u003cbr\u003e* Static friction between pointer slider and shaft:0.4-0.6N\u003cbr\u003e* Average rebound values of calibration on steel anvil should be:74士2\u003cbr\u003e* Size:Φ60*280mm\u003cbr\u003e* Net weight:≈ 1 Kg\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":46433639989469,"sku":"ZC4-A-乐陵-LUCKY","price":204.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/1_df66a7cb-3e03-405c-8e4b-29e3704dd712.jpg?v=1747357809"},{"product_id":"vtsyiqi-concrete-rebound-hammer-tester-resiliometer-tester-schmidt-rebound-hammer-10-to-60mpa","title":"VTSYIQI Concrete Rebound Hammer Tester Resiliometer Tester Schmidt Rebound Hammer 10 to 60Mpa","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Concrete Rebound Hammer Tester Resiliometer Tester Schmidt Rebound Hammer 10 to 60Mpa\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★Concrete rebound test hammer Concrete Test Hammer generally applied to building components, bridges and all kinds of concrete components (panels, beams, columns, bridges) strength.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★Concrete rebound hammer test Center rod is made from imported material, high accuracy and durable resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★Concrete strength test hammer The shell is made form high Aluminum in order to perfect protect instrument from damage and extend use life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★Concrete hammer test machine Pointer slider is outside structure, its friction can be balance well and easy to be adjusted so that we can make sure that the instrument is accurate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★Non destructive testing rebound hammer Compared with other suppliers in the line of business, the product is more accuracy, good quality, and best price and longer use life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-bold\"\u003eBrief introduction:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe test hammer submit to standard of GB\/T9138-1988 and JJG817-93 and JGJ\/T23-2011 and ASTM C 805. concrete test hammer is applied to test the compressive strength of building concrete components, bridge and so on.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eTechnical Specifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTest range: 10~60Mpa\u003c\/p\u003e\n\u003cp\u003eStandard impact energy: 2.207J(0.225Kgf.m)\u003c\/p\u003e\n\u003cp\u003eStroke of rebound hammer: 75mm\u003c\/p\u003e\n\u003cp\u003eFriction of pointer slider: 0.5N~0.8N\u003c\/p\u003e\n\u003cp\u003eSphere radius of rebound pole SR: 25mm±1mm\u003c\/p\u003e\n\u003cp\u003eAverage rebound value on steel anvil Rm: 80±2\u003c\/p\u003e\n\u003cp\u003eSize: Φ54*278mm\u003c\/p\u003e\n\u003cp\u003eWeight: ≈1KG\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":46871179591901,"sku":"HT-225(黑色仪器箱）)-TIANJINJINWEI-Lucky","price":204.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/1_ccdfa6d2-255d-48a0-9d61-a4656e863dca.jpg?v=1760423958"},{"product_id":"vtsyiqi-portable-concrete-rebound-tester-hammer-black-instrument-case-concrete-test-hammer-with-10-to-60mpa-resiliometer-tester-hammer-concrete-rebound-test-schmidt-hammer","title":"VTSYIQI Portable Concrete Rebound Tester Hammer (Black Instrument Case) Concrete Test Hammer with 10 to 60Mpa Resiliometer Tester Hammer Concrete Rebound Test Schmidt Hammer","description":"\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eVTSYIQI Portable Concrete Rebound Tester Hammer (Black Instrument Case) Concrete Test Hammer with 10 to 60Mpa Resiliometer Tester Hammer Concrete Rebound Test Schmidt Hammer\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★Concrete rebound test hammer Concrete Test Hammer generally applied to building components, bridges and all kinds of concrete components (panels, beams, columns, bridges) strength.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★Concrete rebound hammer test Center rod is made from imported material, high accuracy and durable resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★Concrete strength test hammer The shell is made form high Aluminum in order to perfect protect instrument from damage and extend use life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★Concrete hammer test machine Pointer slider is outside structure, its friction can be balance well and easy to be adjusted so that we can make sure that the instrument is accurate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★Non destructive testing rebound hammer Compared with other suppliers in the line of business, the product is more accuracy, good quality, and best price and longer use life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-bold\"\u003eBrief introduction:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe test hammer submit to standard of GB\/T9138-1988 and JJG817-93 and JGJ\/T23-2011 and ASTM C 805. concrete test hammer is applied to test the compressive strength of building concrete components, bridge and so on.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eTechnical Specifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTest range: 10~60Mpa\u003c\/p\u003e\n\u003cp\u003eStandard impact energy: 2.207J(0.225Kgf.m)\u003c\/p\u003e\n\u003cp\u003eStroke of rebound hammer: 75mm\u003c\/p\u003e\n\u003cp\u003eFriction of pointer slider: 0.5N~0.8N\u003c\/p\u003e\n\u003cp\u003eSphere radius of rebound pole SR: 25mm±1mm\u003c\/p\u003e\n\u003cp\u003eAverage rebound value on steel anvil Rm: 80±2\u003c\/p\u003e\n\u003cp\u003eSize: Φ54*278mm\u003c\/p\u003e\n\u003cp\u003eWeight: ≈1KG\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":46871403888861,"sku":"HT-225(黑色仪器箱）)-TIANJINJINWEI-LUCKY-1","price":204.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/7_23efbde5-01ed-44d2-bec5-d8fe478d80fa.jpg?v=1760425341"},{"product_id":"vtsyiqi-concrete-rebound-hammer-tester-resiliometer-schmidt-hammer-10-to-60mpa-with-high-aluminum-shell-material-portable-concrete-test","title":"VTSYIQI Concrete rebound Hammer Tester Resiliometer Schmidt Hammer 10 to 60Mpa with High Aluminum Shell Material Portable Concrete Test","description":"\u003cp\u003e\u003cstrong\u003eVTSYIQI Concrete rebound Hammer Tester Resiliometer Schmidt Hammer 10 to 60Mpa with High Aluminum Shell Material Portable Concrete Test\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★Concrete rebound test hammer Concrete Test Hammer generally applied to building components, bridges and all kinds of concrete components (panels, beams, columns, bridges) strength.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★Concrete rebound hammer Center rod is made from imported material, high accuracy and durable resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★Concrete rebound hammer test The shell is made form high Aluminum in order to perfect protect instrument from damage and extend use life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★Concrete strength test hammer Pointer slider is outside structure, its friction can be balance well and easy to be adjusted so that we can make sure that the instrument is accurate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e★Non destructive rebound hammer test Compared with other suppliers in the line of business, the product is more accuracy, good quality, and best price and longer use life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eBrief introduction:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe test hammer submit to standard of GB\/T9138-1988 and JJG817-93 and JGJ\/T23-2011 and ASTM C 805. HT-225 concrete test hammer is applied to test the compressive strength of building concrete components, bridge and so on.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eTechnical Specifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e* Test range: 10~60Mpa\u003c\/p\u003e\n\u003cp\u003e* Standard impact energy: 2.207J(0.225Kgf.m)\u003c\/p\u003e\n\u003cp\u003e* Stroke of rebound hammer: 75mm\u003c\/p\u003e\n\u003cp\u003e* Friction of pointer slider: 0.5N~0.8N\u003c\/p\u003e\n\u003cp\u003e* Sphere radius of rebound pole SR: 25mm±1mm\u003c\/p\u003e\n\u003cp\u003e* Average rebound value on steel anvil Rm: 80±2\u003c\/p\u003e\n\u003cp\u003e* Size: Φ54*278mm\u003c\/p\u003e\n\u003cp\u003e* Weight: ≈1KG\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":46871435378909,"sku":"HT-225（塑料箱）-TIANJINJINWEI-LUCKY-2","price":178.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/1_f96f3a5b-813e-442f-ab59-5504f85347e1.jpg?v=1760426167"},{"product_id":"vtsyiqi-test-anvil-test-hammer-calibrator-rebound-tester-calibrator-for-ht-225-ht-225b-ht-20-ht20b-ht-75-ht225e-ht-225q-ht225w-ht225w-concrete-brick-mortar-test-hammer","title":"VTSYIQI Test Anvil Test Hammer Calibrator Rebound Tester Calibrator For HT-225 HT-225B HT-20 HT20B HT-75 HT225E HT-225Q HT225W HT225W+ Concrete Brick Mortar Test Hammer","description":"\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e1.The steel anvil is an essential calibration tool for calibrating the rebound tester\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e2.All components of this steel anvil are precisely ground from high-quality tool steel. The Rockwell hardness of the anvil core surface is HRC58-62, and the resilience tester calibration value is 41±2. The weight of the micro steel anvil is 1.05±0.005kg.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e3.The steel anvil is generally placed on a horizontal surface to calibrate the rebound test hammer. The rebound test hammer conducts a vertical downward or horizontal impact test to calibrate the set value of the rebound tester. The micro steel anvil is equipped with a buffer rubber pad (do not remove it when in use). It should be placed stably but not clamped or fixed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e4. This steel anvil should be stored in a dry and dust-proof place under normal circumstances to prevent rust. The test surface should not be knocked or bumped at will to ensure the standard condition of the inspection tool.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eCalibration Test Anvil for Concrete Brick Mortar Test Hammer HT-225 series\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1.The steel anvil is an essential calibration tool for calibrating the rebound tester\u003c\/p\u003e\n\u003cp\u003e2.All components of this steel anvil are precisely ground from high-quality tool steel. The Rockwell hardness of the anvil core surface is HRC58-62, and the resilience tester calibration value is 41±2. The weight of the micro steel anvil is 1.05±0.005kg.\u003c\/p\u003e\n\u003cp\u003e3. The steel anvil is generally placed on a horizontal surface to calibrate the rebound test hammer. The rebound test hammer conducts a vertical downward or horizontal impact test to calibrate the set value of the rebound tester. The micro steel anvil is equipped with a buffer rubber pad (do not remove it when in use). It should be placed stably but not clamped or fixed.\u003c\/p\u003e\n\u003cp\u003e4. This steel anvil should be stored in a dry and dust-proof place under normal circumstances to prevent rust. The test surface should not be knocked or bumped at will to ensure the standard condition of the inspection tool.\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":47949181026525,"sku":"JW-41-天津津维-LUCKY","price":273.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/10_4840ebb0-0024-4185-85ea-3d36da26e234.jpg?v=1779677711"},{"product_id":"vtsyiqi-mini-test-anvil-mini-test-hammer-calibrator-for-concrete-rebound-hammer-ht-225-ht-225b-ht-20-ht20b-ht-75-ht-550-ht-450-ht225w-ht-1000-ht225e-ht-225q-ht225w-ht225v","title":"VTSYIQI Mini Test Anvil Mini Test Hammer Calibrator for Concrete Rebound Hammer HT-225 HT-225B HT-20 HT20B HT-75 HT-550 HT-450 HT225W+ HT-1000 HT225E HT-225Q HT225W HT225V","description":"\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e1.The steel anvil is an essential calibration tool for calibrating the rebound tester\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e2.All components of this steel anvil are precisely ground from high-quality tool steel. The Rockwell hardness of the anvil core surface is HRC58-62, and the resilience tester calibration value is 41±2. The weight of the micro steel anvil is 1.05±0.005kg.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e3.The steel anvil is generally placed on a horizontal surface to calibrate the rebound test hammer. The rebound test hammer conducts a vertical downward or horizontal impact test to calibrate the set value of the rebound tester. The micro steel anvil is equipped with a buffer rubber pad (do not remove it when in use). It should be placed stably but not clamped or fixed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e4. This steel anvil should be stored in a dry and dust-proof place under normal circumstances to prevent rust. The test surface should not be knocked or bumped at will to ensure the standard condition of the inspection tool.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eCalibration Test Anvil for Concrete Brick Mortar Test Hammer HT-225 series\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1.The steel anvil is an essential calibration tool for calibrating the rebound tester\u003c\/p\u003e\n\u003cp\u003e2.All components of this steel anvil are precisely ground from high-quality tool steel. The Rockwell hardness of the anvil core surface is HRC58-62, and the resilience tester calibration value is 41±2. The weight of the micro steel anvil is 1.05±0.005kg.\u003c\/p\u003e\n\u003cp\u003e3. The steel anvil is generally placed on a horizontal surface to calibrate the rebound test hammer. The rebound test hammer conducts a vertical downward or horizontal impact test to calibrate the set value of the rebound tester. The micro steel anvil is equipped with a buffer rubber pad (do not remove it when in use). It should be placed stably but not clamped or fixed.\u003c\/p\u003e\n\u003cp\u003e4. This steel anvil should be stored in a dry and dust-proof place under normal circumstances to prevent rust. The test surface should not be knocked or bumped at will to ensure the standard condition of the inspection tool.\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":47959272587485,"sku":"JW-41-天津津维-LUCKY-0","price":273.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/4_bedc0ff7-0ebc-4492-b803-abe43a34dde9.jpg?v=1779689763"},{"product_id":"vtsyiqi-calibration-test-anvil-rebound-hammer-tester-calibrator-for-ht-225-ht-225b-ht-20-ht20b-ht-75-ht-550-ht-450-ht-1000-ht225e-ht-225q-ht225v-ht225w-ht225w","title":"VTSYIQI Calibration Test Anvil Rebound Hammer Tester Calibrator for HT-225 HT-225B HT-20 HT20B HT-75 HT-550 HT-450 HT-1000 HT225E HT-225Q HT225V HT225W+ HT225W","description":"\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e1.The steel anvil is an essential calibration tool for calibrating the rebound tester\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e2.All components of this steel anvil are precisely ground from high-quality tool steel. The Rockwell hardness of the anvil core surface is HRC58-62, and the resilience tester calibration value is 41±2. The weight of the micro steel anvil is 1.05±0.005kg.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e3.The steel anvil is generally placed on a horizontal surface to calibrate the rebound test hammer. The rebound test hammer conducts a vertical downward or horizontal impact test to calibrate the set value of the rebound tester. The micro steel anvil is equipped with a buffer rubber pad (do not remove it when in use). It should be placed stably but not clamped or fixed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e4. This steel anvil should be stored in a dry and dust-proof place under normal circumstances to prevent rust. The test surface should not be knocked or bumped at will to ensure the standard condition of the inspection tool.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eCalibration Test Anvil for Concrete Brick Mortar Test Hammer HT-225 series\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1.The steel anvil is an essential calibration tool for calibrating the rebound tester\u003c\/p\u003e\n\u003cp\u003e2.All components of this steel anvil are precisely ground from high-quality tool steel. The Rockwell hardness of the anvil core surface is HRC58-62, and the resilience tester calibration value is 41±2. The weight of the micro steel anvil is 1.05±0.005kg.\u003c\/p\u003e\n\u003cp\u003e3. The steel anvil is generally placed on a horizontal surface to calibrate the rebound test hammer. The rebound test hammer conducts a vertical downward or horizontal impact test to calibrate the set value of the rebound tester. The micro steel anvil is equipped with a buffer rubber pad (do not remove it when in use). It should be placed stably but not clamped or fixed.\u003c\/p\u003e\n\u003cp\u003e4. This steel anvil should be stored in a dry and dust-proof place under normal circumstances to prevent rust. The test surface should not be knocked or bumped at will to ensure the standard condition of the inspection tool.\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":47959272718557,"sku":"JW-41-天津津维-LUCKY-1","price":273.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/5_352f32b0-c943-4680-9389-c85df0998447.jpg?v=1779689768"},{"product_id":"vtsyiqi-calibration-test-steel-anvil-for-rebound-concrete-test-hammers-concrete-rebound-tester-ht-225-series-calibrating-test-hammer-calibrator","title":"VTSYIQI Calibration Test Steel Anvil for Rebound Concrete Test Hammers Concrete Rebound Tester HT-225 Series Calibrating Test Hammer Calibrator","description":"\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e1.The steel anvil is an essential calibration tool for calibrating the rebound tester\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e2.All components of this steel anvil are precisely ground from high-quality tool steel. The Rockwell hardness of the anvil core surface is HRC58-62, and the resilience tester calibration value is 41±2. The weight of the micro steel anvil is 1.05±0.005kg.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e3.The steel anvil is generally placed on a horizontal surface to calibrate the rebound test hammer. The rebound test hammer conducts a vertical downward or horizontal impact test to calibrate the set value of the rebound tester. The micro steel anvil is equipped with a buffer rubber pad (do not remove it when in use). It should be placed stably but not clamped or fixed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e4. This steel anvil should be stored in a dry and dust-proof place under normal circumstances to prevent rust. The test surface should not be knocked or bumped at will to ensure the standard condition of the inspection tool.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eCalibration Test Anvil for Concrete Brick Mortar Test Hammer HT-225 series\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1.The steel anvil is an essential calibration tool for calibrating the rebound tester\u003c\/p\u003e\n\u003cp\u003e2.All components of this steel anvil are precisely ground from high-quality tool steel. The Rockwell hardness of the anvil core surface is HRC58-62, and the resilience tester calibration value is 41±2. The weight of the micro steel anvil is 1.05±0.005kg.\u003c\/p\u003e\n\u003cp\u003e3. The steel anvil is generally placed on a horizontal surface to calibrate the rebound test hammer. The rebound test hammer conducts a vertical downward or horizontal impact test to calibrate the set value of the rebound tester. The micro steel anvil is equipped with a buffer rubber pad (do not remove it when in use). It should be placed stably but not clamped or fixed.\u003c\/p\u003e\n\u003cp\u003e4. This steel anvil should be stored in a dry and dust-proof place under normal circumstances to prevent rust. The test surface should not be knocked or bumped at will to ensure the standard condition of the inspection tool.\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":47959272915165,"sku":"JW-41-天津津维-LUCKY-3","price":273.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/6_70db01a2-e9e1-4e43-8abf-058e4b87a51d.jpg?v=1779689776"},{"product_id":"vtsyiqi-test-anvil-calibration-test-concrete-calibration-test-anvil-equipment-for-ht-225-ht-225b-ht-20-ht20b-ht-75-ht-550-ht-450-ht-1000-ht225e-ht-225q-ht225w-ht225v-ht225w","title":"VTSYIQI Test Anvil Calibration Test Concrete Calibration Test Anvil Equipment For HT-225 HT-225B HT-20 HT20B HT-75 HT-550 HT-450 HT-1000 HT225E HT-225Q HT225W HT225V HT225W+","description":"\u003cp class=\"a-size-base-plus a-text-bold\"\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e1.The steel anvil is an essential calibration tool for calibrating the rebound tester\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e2.All components of this steel anvil are precisely ground from high-quality tool steel. The Rockwell hardness of the anvil core surface is HRC58-62, and the resilience tester calibration value is 41±2. The weight of the micro steel anvil is 1.05±0.005kg.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e3.The steel anvil is generally placed on a horizontal surface to calibrate the rebound test hammer. The rebound test hammer conducts a vertical downward or horizontal impact test to calibrate the set value of the rebound tester. The micro steel anvil is equipped with a buffer rubber pad (do not remove it when in use). It should be placed stably but not clamped or fixed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e4. This steel anvil should be stored in a dry and dust-proof place under normal circumstances to prevent rust. The test surface should not be knocked or bumped at will to ensure the standard condition of the inspection tool.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-text-bold\"\u003eCalibration Test Anvil for Concrete Brick Mortar Test Hammer HT-225 series\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1.The steel anvil is an essential calibration tool for calibrating the rebound tester\u003c\/p\u003e\n\u003cp\u003e2.All components of this steel anvil are precisely ground from high-quality tool steel. The Rockwell hardness of the anvil core surface is HRC58-62, and the resilience tester calibration value is 41±2. The weight of the micro steel anvil is 1.05±0.005kg.\u003c\/p\u003e\n\u003cp\u003e3. The steel anvil is generally placed on a horizontal surface to calibrate the rebound test hammer. The rebound test hammer conducts a vertical downward or horizontal impact test to calibrate the set value of the rebound tester. The micro steel anvil is equipped with a buffer rubber pad (do not remove it when in use). It should be placed stably but not clamped or fixed.\u003c\/p\u003e\n\u003cp\u003e4. This steel anvil should be stored in a dry and dust-proof place under normal circumstances to prevent rust. The test surface should not be knocked or bumped at will to ensure the standard condition of the inspection tool.\u003c\/p\u003e","brand":"VTSYIQI","offers":[{"title":"Default Title","offer_id":47959273079005,"sku":"JW-41-天津津维-LUCKY-2","price":273.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/1749\/1165\/files\/7_d749752f-11a2-4d61-8d81-b2ce01d1e4eb.jpg?v=1779689771"}],"url":"https:\/\/www.vtsyiqi.net\/collections\/concrete-rebound-hammer-tester.oembed?page=9","provider":"VTSYIQI","version":"1.0","type":"link"}