Standards & Tolerances(ISO 3290-1998)

Rockwell Hardness


MATERIAL
Rockwell Hardness
Carbon Steel
AISI1010/1015
HRC 60
Chrome Steel
AISI52100
HRC 60-66
Stainless Steel
(Corrosion Resisting Hardened Steel)
AISI440
HRC 58-65
AISI420
HRC 52min
Stainless Steel
(Corrosion Resisting Unhardened Steel)
MAGNETIC
ASI 304/316
HRC 25-39
NON MAGNETIC
ASI 304/316
NA

 

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