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
30.4 BHD

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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