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ISO 5949:1983
Tool steels and bearing steels -- Micrographic method for assessing the distribution of carbides using reference photomicrographs
This standard has been reviewed and then confirmed in 2010
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Abstract
Specifies a method for assessing steels with C levels between 0,1 % and 1,5 % and a total content of alloy elements less than or equal to 5 %. The use of this method for other steels shall be subject to special agreement. Contains principles, sampling, preparation of samples, assessment of the distribution of carbides, expression of results and test report. An annex gives reference photomicrographs.
