◆ 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.
|Product Name||Manual Rockwell Hardness Tester|
|Rockwell Scales||HL,HRC ,HRB, HRA, HV,HB,HS|
|Preliminary Test Force||10kgf(98N) Permitted Error：±2.0%|
|Addtional Test Fore||60Kgf(558.4N),100Kgf(980.7N),150Kgf(1471N)|
|Dwell Time||Adjustable 1-60s|
|Hardness Indication||Analogue Display|
|Max. Height Of Specimen||175mm|
|Power supply||No Electronic|
|Execution Standard||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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