◆ DigiRock HR1 analogue gauge resolution is 0.5HR, it is useful to improve the reading accuracy than traditional 1HR resolution;
◆ DigiRock HR1 force knob adopts the metal material to replace the plastic, it largely improves the instrument using-life ;
◆ DigiRock HR1 loading, dwell and unloading is buffering by oil pump,it eliminate the operator' s tiredness ;
◆ DigiRock HR1 intenter protector is available to improve the using lifetime of indenter.
|Manual Rockwell Hardness Tester
|HL,HRC ,HRB, HRA, HV,HB,HS
|Preliminary Test Force
|10kgf(98N) Permitted Error：±2.0%
|Addtional Test Fore
|Max. Height Of Specimen
|ISO 6508，ASTM E18，GB/T230
Rockwell B Scale HRB: Copper alloys, soft steels, aluminum alloys, malleable iron, etc.
Rockwell C Scale HRC: Steel, hard cast irons, pearlitic malleable iron, titanium, deep case hardened steel, and other materials harder than B100.
Rockwell A Scale HRA: Cemented carbides, thin steel, and shallow case-hardened steel.
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