Sintered metal materials, excluding hardmetals -- Determination of apparent hardness -- Part 2: Case-hardened ferrous materials, surface enriched by carbon or carbon and nitrogen
Applies to sintered materials which have been heat treated in such a way that hardness is not uniform in the section to a depth of 5 mm below the surface (by treatments such as carburizing, carbonitriding, nitrocarburizing or sulphidizing). Gives principle, apparatus, sampling and preparation of test pieces, test requirements, expression of results and test report.t.
A standard is reviewed every 5 years
Revisions / Corrigenda