ISO/FDIS 14250

Steel — Metallographic characterization of duplex grain size and distributions

General information

Current stage: 50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks Aug 24, 2026

Originator: ISO

Owner: ISO/TC 17/SC 7 Methods of testing (other than mechanical tests and chemical analysis)

Type: International Standard

Scope

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.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 14250:2000

NOW

IN_DEVELOPMENT
ISO/FDIS 14250
50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Aug 24, 2026