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ISO 4499-4:2016

Hardmetals — Metallographic determination of microstructure — Part 4: Characterisation of porosity, carbon defects and eta-phase content

Publication date:   Feb 15, 2016

General information

90.60   Close of review   Sep 3, 2026

ISO

ISO/TC 119/SC 4 Sampling and testing methods for hardmetals

International Standard

77.160   Powder metallurgy | 77.040.99   Other methods of testing of metals

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Scope

ISO 4499-4:2016 specifies methods for the metallographic determination of the presence, type, and distribution of porosity, uncombined carbon and eta-phase in hardmetals.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 4505:1978

NOW

PUBLISHED
ISO 4499-4:2016
90.60 Close of review
Sep 3, 2026