90.92 Standard to be revised Dec 19, 2023
ISO
ISO/TC 17/SC 7 Methods of testing (other than mechanical tests and chemical analysis)
International Standard
77.080.20 Steels
Published
This International Standard specifies a micrographic method of determining the duplex grain size of rolled or forged
steel products using standard diagrams or by the point count procedure.
PUBLISHED
ISO 14250:2000
90.92
Standard to be revised
Dec 19, 2023