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R-57 — Hrc
- Scale
- Hrc
- Hardness Value
- 57
- Approximate Tensile Ksi (ksi)
- 292
- Approximate Tensile Mpa (MPa)
- 2,013
- Hb (dimensionless)
- 595
- Hrc (dimensionless)
- 57
- HV (dimensionless)
- 633
- Material Class
- Steel