This document specifies a method (Baumann) for the macrographic examination of steel by means of contact printing using silver salts and acid.
The method is applicable to steels of which the sulphur content is less than 0,40 %. This method can also be applied to cast irons.
Status: PublishedPublication date: 2022-03
Edition: 2Number of pages: 8
Technical Committee: ISO/TC 17/SC 7 Methods of testing (other than mechanical tests and chemical analysis)
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