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R-66 — Hrb

Scale
Hrb
Hardness Value
66
Approximate Tensile Ksi (ksi)
60
Approximate Tensile Mpa (MPa)
414
Hb (dimensionless)
117
Hrb (dimensionless)
66
HV (dimensionless)
119
Material Class
Steel
HRB — hardness value 66 · hb 117 dimensionless · hv 119 dimensionless · hrb 66 dimensionless · approximate tensile mpa 414 MPa | Hardness Conversion | Engineering Database