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Hardness conversion
Hardness conversion table
Reference hardness
Vickers hardness basis
HV 85 to 940 (82 rows)
Consult it when the Vickers hardness is known. The step is 5, 10 or 20 depending on the range.
Rockwell C hardness basis
HRC 0 to 68 (59 rows)
Consult it when the Rockwell C hardness is known. The step is 1 HRC, and 2 below 20.
Hardness Conversion Table | Updraft - Mechanical Engineering Calculators
