Rockwell Hardness Test Blocks HRA, HRB, 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.

The blocks meet ASTM E18 standard.

Advantages:

  • Competitive price
  • Wide range of values and loads
specifications
Hardness value HRA: 83±3
HRB: 90±10
HRC: 65±5
HRC: 45±5
HRC: 25±5
Load, kg 60
100
150
150
150
Hardness range 0,6 HRA
1,2 HRB
0,5 HRC
0,8 HRC
1,1 HRC
Dimension, mm 60x40x6
60x40x6
60x40x6
60x40x10
60x40x10
230