GAOTek Portable Digital Hardness Tester Meter

GAOTek portable digital hardness tester meter is suitable for Steel and cast steel, alloy steel, stainless steel, gray cast iron, nodular cast iron, cast aluminum alloy, copper zinc alloy (brass), copper alloy (bronze), tin pure copper, forging steel etc.




  • Test at any angle, even upside down.
  • User calibration function.
  • Auto power off to save energy.
  • USB port with the PC humanity multi-functions data proceeding software.
  • Battery information indicates the rest capacity of the battery and the charge status.
  • Upper and lower limits can be preset. It will alarm automatically when the result value exceeds the limit.
  • Seven impact devices are available for special application


Technical Specifications

Measuring direction 360°
Hardness Scale HL, HB, HRB, HRC, HRA, HV, HS
Display Dot matrix LCD, 128 × 64 dots
Data memory 100 to max 600 groups. (Relative to impact times 32 to 1)
Printing paper width is (57.5 mm ± 0.5 mm), diameter is 30mm
Battery pack 6 V NI-MH
Battery charger 9 V/ 500 mA.
Continuous working period about 200 hours (With backlight off, no printing)
Interface USB 2.0


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