ISO 4968:2022

Steel — Macrographic examination by sulphur print (Baumann method)

Publication date: Apr 4, 2022

General information

Current stage: 60.60 Effective date: Apr 4, 2022

Originator: ISO

Owner: ISO/TC 17/SC 7

Type: International Standard

ICS: 77.040.99

Languages: English

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Status: Published

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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.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 4968:1979

NOW

PUBLISHED
ISO 4968:2022
60.60 Standard published
Apr 4, 2022

National adoptions

SSH ISO 4968:2022

DPS

Steel — Macrographic examination by sulphur print (Baumann method)

60.60 Standard published

DPS/KT 133 more