prBAS ISO 4967:2027
Steel — Determination of the non-metallic inclusion content — Micrographic method
General information
Status:Project
Number of pages:60
Adoption method:Korice
Language:engleski
Edition:4.
Realization date:24.09.2026
Forseen date for next stage code:05.10.2026
Technical committee:BAS/TC 4, Steel, steel products, non-ferrous metals and alloys
ICS:
77.040.99, Other methods of testing of metals
Abstract
This document specifies a micrographic method of determining the non-metallic inclusions in rolled or forged steel products having a reduction ratio of at least 3 using the images of a standard reference chart or direct measurement by image analysis technologies.
The standard reference chart described in this document is not entirely applicable for certain types of steel (e.g. free cutting steels).
Lifecycle
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Original document and degree of correspondence
ISO 4967:2026, identical
Relation to BAS standards
Work material
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