ISO 4968:2022
International Standard
Current Edition
·
Approved on
04 April 2022
Steel — Macrographic examination by sulphur print (Baumann method)
ISO 4968:2022 Files
English
8 Pages
Current Edition
31.12 OMR
ISO 4968:2022 Scope
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.
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