• Standard set of Rockwell test blocks HRC
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Rockwell Hardness Test Blocks HRA, HRB, HRC

Hardness testing blocks are designed for metals hardness testers calibration.

There are availabe different nominal values of the blocks, such as: 25 HRC, 45 HRC, 65 HRC, 90 HRB, 83 HRA.

  • Competitive price
  • Wide range of values and loads
Hardness value Load, kg Hardness range Dimension, mm
HRA: 83±3 60 0,6 HRA 60х40х6
HRB: 90±10 100 1,2 HRB 60х40х6
HRC: 65±5 150 0,5 HRC 60х40х6
HRC: 45±5 150 0,8 HRC 60х40х10
HRC: 25±5 150 1,1 HRC 60х40х10

If user need another range of values or loads, please discuss the order before payment.

  • Hardness test block
  • Package