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ISO 4970:1979 [ Withdrawn ]

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

Pages: 4
Publication date: 1979-11-01
Price: 51 vnd

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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.
Document identifier
ISO 4970:1979 [ Withdrawn ]
Title
Steel - Determination of total or effective thickness of thin surface-hardened layers
ISO Category
TC 17/SC 7: Methods of testing (other than mechanical tests and chemical analysis)
Publication date
1979-11-01
Status
Ineffective
International Relationship
BS 6286:1982
Cross references
Latest version
ISO 18203:2016
Steel - Determination of the thickness of surface-hardened layers
Document identifier ISO 18203:2016
Publication date 2016-12-15
Classification 77.040.99. Other methods of testing of metals
Status Effective
*
History of version
ISO 18203:2016*ISO 4970:1979 [ Withdrawn ] * ISO 18203:2016 * ISO 2639:2002 * ISO 4970:1979 * ISO 3754:1976
Keywords
Classification
77.040.99. Other methods of testing of metals
Pages
4
Price 51 vnd

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