Abstract / 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.
Métaux-durs — Essai de dureté Rockwell (échelle A) — Partie 1: Méthode d'essai
Cancels and replaces ISO 3738:1976. Gives principle,symbols, designations and values of parameters, apparatus, test pieces, procedure, expression of results and test report.