90.93 Standard confirmed Jun 30, 2021
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
Published
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.
WITHDRAWN
ISO 4505:1978
PUBLISHED
ISO 4499-4:2016
90.93
Standard confirmed
Jun 30, 2021