Economet RH- 150 Manual Rockwell Hardness Tester by mechanical project manual testing, no electronic device Rockwell hardness affordable plan has good economic and practical, wide range, simple operation, etc. Usage Range:Hardened steel, the tempering steel, steel, steel rolling, annealing cold malleable iron, aluminum alloy, and copper and so on,Usage Range:Hardened steel, the tempering steel, steel, steel rolling, annealing cold malleable iron, aluminum alloy, and copper and so on,Testing Load: 60kgf(588N), 100kgf(980N), 150kgf(1471N),Hardness Measuring Range: HRA:20-88 HRB:20-100 HRC:20-70 HRD:40-77 HRF:60-100 HRG:30-94 HRH:80-100 HRK:40-100.

Economet RH- 150 Manual Rockwell Hardness Tester by mechanical project manual testing, no electronic device Rockwell hardness affordable plan has good economic and practical, wide range, simple operation, etc. Usage Range:Hardened steel, the tempering steel, steel, steel rolling, annealing cold malleable iron, aluminum alloy, and copper and so on,Usage Range:Hardened steel, the tempering steel, steel, steel rolling, annealing cold malleable iron, aluminum alloy, and copper and so on,Testing Load: 60kgf(588N), 100kgf(980N), 150kgf(1471N),Hardness Measuring Range: HRA:20-88 HRB:20-100 HRC:20-70 HRD:40-77 HRF:60-100 HRG:30-94 HRH:80-100 HRK:40-100.