Norm

ISO 4970:1979 en

Steel - Determination of total or effective thickness of thin surface-hardened layers

31,57

Over deze norm

Status Definitief
Aantal pagina's 4
Gepubliceerd op 01-11-1979
Taal Engels
Specifies the micrographic method and the microhardness measurement method. Applies to thin surface layers, with thicknesses of less than or equal to 0.3 mm, obtained, for example, by mechanical (shot blasting, shot peening, etc), thermal (flame or induction hardening, etc) or thermochemical (carbonitriding, carburizing and hardening, etc) treatment. It is not applicable to thin surface layer which are not continuous with the basis metal.

Details

ICS-code 77.040.99
Nederlandse titel Steel - Determination of total or effective thickness of thin surface-hardened layers
Engelse titel Steel - Determination of total or effective thickness of thin surface-hardened layers

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