ISO 643:1983

Steels — Micrographic determination of the ferritic or austenitic grain size

95.99 Withdrawal of Standard 6 shk 2003

General information

Current stage: 95.99 Effective date: 6 shk 2003

Originator: ISO

Owner: ISO/TC 17/SC 7

Type: International Standard

ICS: 77.040.99

Scope

Specifies the methods for revealing the grain and for estimating the mean size of the grain revealed. Includes a counting method (annex A) and determination of grain size by using of standard charts (annnexes B and C) taken from an AFNOR Standard and an ASTM document, respectively.

Life cycle

NOW

WITHDRAWN
ISO 643:1983
95.99 Withdrawal of Standard
6 shk 2003

REVISED BY

WITHDRAWN
ISO 643:2003

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