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ISO/DIS 28401

Light metals and their alloys — Titanium and titanium alloys — Classification and terminology

General information

40.20     Nov 13, 2023


ISO/TC 79/SC 11

International Standard

01.040.77     77.120.50  


ISO 28401:2010 gives a classification of titanium and titanium alloys. It also gives terms and definitions in the field of titanium and its alloys.

Life cycle


ISO 28401:2010


ISO/DIS 28401
40.20 DIS ballot initiated
Nov 13, 2023


Аn opinion on draft and published standards at national, European and international level can be given at stage 40.20 Public Enquiry, 90.20 Systematic review and 95.20 Proposal for withdrawal for pure national standards.

The members of technical committees with active participation have the obligation to vote on drafts at stage 30.20 Committee voting and 50.20 Formal Vote as well.

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