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R-75 — Hrb

Scale
Hrb
Hardness Value
75
Approximate Tensile Ksi (ksi)
71
Approximate Tensile Mpa (MPa)
490
Hb (dimensionless)
137
Hrb (dimensionless)
75
HV (dimensionless)
138
Material Class
Steel
HRB — hardness value 75 · hb 137 dimensionless · hv 138 dimensionless · hrb 75 dimensionless · approximate tensile mpa 490 MPa | Hardness Conversion | Engineering Database