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I.S. EN ISO 643:2012

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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STEELS - MICROGRAPHIC DETERMINATION OF THE APPARENT GRAIN SIZE (ISO 643:2012)

Available format(s)

Hardcopy , PDF

Superseded date

03-02-2020

Language(s)

English

Published date

01-01-2012

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.


Dates of withdrawal of national standards are available from NSAI.

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviated terms
5 Principle
6 Selection and preparation of the specimen
7 Characterization of grain size
8 Test report
Annex A (informative) - Summary of methods for revealing
        ferritic, austenitic or prior-austenitic grain
        boundaries in steels
Annex B (normative) - Determination of grain size -
        Standard charts taken from ASTM E112
Annex C (normative) - Evaluation method

Describes a micrographic method of determining apparent ferritic or austenitic grain size in steels.

DocumentType
Standard
Pages
47
PublisherName
National Standards Authority of Ireland
Status
Superseded
SupersededBy
Supersedes

ISO 3785:2006 Metallic materials — Designation of test specimen axes in relation to product texture
ISO 14250:2000 Steel — Metallographic characterization of duplex grain size and distributions

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