ISO/FDIS 21028-1

Cryogenic vessels — Toughness requirements for materials at cryogenic temperature — Part 1: Temperatures below ‒80 °C

General information

Current stage: 50.20 Effective date: Jul 7, 2026

Originator: ISO

Owner: ISO/TC 220

Type: International Standard

Scope

ISO 21028-1:2016 specifies the toughness requirements of metallic materials for use at a temperature below -80 °C to ensure their suitability for cryogenic vessels.
ISO 21028-1:2016 is not applicable to unalloyed steels and cast materials.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 21028-1:2016

NOW

IN_DEVELOPMENT
ISO/FDIS 21028-1
50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Jul 7, 2026

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