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Flexbar 20537 | Rockwell B Scale Hardness Test Block | HRB 85, Square
Part Number : 20537
With a nominal hardness of HRB 85, Flexbar 20537 is a Rockwell B scale reference block. The series is made for a 1/16 in ball indenter and 100 kg load, from HRB 35 up to HRB 95.
Key features
- Nominal hardness HRB 85
- For 1/16 in ball indenter, 100 kg load
- Square block, 2 x 2 in
- Heat- and cold-treated steel for repeatable readings
- Accuracy stated to exceed ASTM E10, E92 and E384
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