SAE J864-1963
SURFACE HARDNESS TESTING WITH FILES

Standard No.
SAE J864-1963
Release Date
1963
Published By
SAE - SAE International
Status
 2018-01
Replace By
SAE J864-1984
Latest
SAE J864-2018
Scope
Hardness testing with files consists essentially of cutting or abrading the surface of metal parts@ and approximating the hardness by the feel@ or extent to which@ the file bites into the surface. The term file hard means that the surface hardness of the parts tested is such that a new file of proven hardness will not cut the surface of the material being tested.

SAE J864-1963 history




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