Historical
SAE J 417-1983 (SAE J417-1983)
Hardness Tests and Hardness Number Conversions
This report lists approximate hardness conversion values; test methods for Vickers Hardness, Brinell Hardness, Rockwell hardness, rockwell Superficial Hardness, Shore Hardness; and information regarding surface preparation, specimen thickness, effect of curved surfaces, and recommendations for Rockwell surface hardness testing for case hardened parts.
Content Provider
Society of Automotive Engineers [sae]