International Organization for Standardization (ISO)
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ISO 3738-1:1982
Scope
Cancels and replaces ISO 3738:1976. Gives principle,symbols, designations and values of parameters, apparatus, test pieces, procedure, expression of results and test report.
ISO 3738-1:1982 history
1982ISO 3738-1:1982 Hardmetals; Rockwell hardness test (scale A); Part 1 : Test method