VTSYIQI Ultrasonic Hardness Meter Ultrasonic Hardness Tester Durometer with 1kgf Manual Probe Test Force 9.8N Maximum Test Surface Roughness Ra<3.2μm for Bearing Tooth Flanks Pipeline

VTSYIQI Ultrasonic Hardness Tester Digital Non-Destructive Testing with Accuracy ±4% HV Force 49N Range HV50~1599 HRC20~68 HB85~650 ±4% HB ±1.5HR for Measuring Groove ASTM Standard

VTSYIQI Ultrasonic Hardness Tester Digital Ultrasonic Durometer with ASTM-A1038 Standard Force 98N 10kgf Probe Maximum Roughness Test Surface Ra<15um Accuracy ±2 HRC Multi-Point Calibration Function

VTSYIQI Ultrasonic Hardness Tester Digital Ultrasonic Hardness Meter Durometer Sclerometer with Force 50N 5kgf Probe Maximum Roughness Test Surface Ra<10um for Hardened Quenching Layer or Carburized

VTSYIQI Ultrasonic Hardness Tester Durometer Non-Destructive Hardness Testing with ASTM Standard Force 9.8N Maximum Test Surface Roughness Ra<3.2μm Scale HV HRC HRA HRB HBW for Thin-Walled Workpiece

VTSYIQI Ultrasonic Hardness Tester Gauge Instruments Digital Ultrasonic Hardness Tester with Test Force 9.8N Maximum Test Surface Roughness Ra<3.2μm Scale HV HRC HRA HRB HBW ASTM Standard

VTSYIQI Ultrasonic Hardness Tester Meter Durometer Sclerometer with Multi-Point Calibration Force 98N 10kgf Probe Maximum Roughness Test Surface Ra<15um for Forgings Welds and Heat Affected Zones

VTSYIQI Ultrasonic Hardness Tester Meter Gauge Instruments with 10kgf Manual Probe Maximum Test Surface Roughness Ra<15μm Test Force 98N Small Forgings Foundry Materials Weld Inspection

VTSYIQI Ultrasonic Hardness Tester Meter Gauge Instruments with ±4% HV Accuracy Force 98N Minimum Workpiece 2mm for Small Forgings Foundry Materials ASTM Standard

VTSYIQI Ultrasonic Hardness Tester Meter Gauge Measurement with Force 20N 2kgf Probe 150mm Length Maximum Roughness Ra<5um 600 Groups Data Storage for Flanges Gear Groove Rotors etc

VTSYIQI Ultrasonic Hardness Tester Meter Gauge Ultrasonic Durometer Sclerometer with Force 10N 1kgf Probe Range HV 10-1900 HB 76-618 HRB 41-105 HRC 20.3-68 for Lon Nitriding Layer of Stamping Dies

VTSYIQI Ultrasonic Hardness Tester Portable Ultrasonic Hardness Meters with Test Force 19.6N Range Scale HV HRC HRA HRB HBW USB Interface for Fixture Thin-Walled Workpiece Tooth Flanks Pipeline Test