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Flexbar 20576 | Brinell Hardness Test Block | Brinell 150
Flexbar 20576 is a Brinell test block with a listed hardness of 150, part of a series spanning 60 to 550. Its impressions are made on a Brinell machine whose accuracy is held by a proving ring traceable to NIST, and they are re-checked with an electronic microscope accurate to .01 mm before certification.
Key features
- Listed Brinell hardness 150
- Impressions made on a Brinell machine maintained by a NIST-traceable proving ring
- Impressions double-checked with an electronic microscope accurate to .01 mm
- Stated to exceed ASTM E10
- Specifications
| Part Number | 20576 |
| Brand | Flexbar |
| Test Method | Brinell |
| Listed Hardness | 150 |
| Series Range | 60 to 550 |
| Impression Check | Electronic microscope, .01 mm |
| Traceability | Proving ring traceable to NIST |
| Standard | Exceeds ASTM E10 |
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