ISO/TR 20172:2021Published

Welding — Grouping systems for materials — European materials

Soudage — Systèmes de groupement des matériaux — Matériaux européens

Abstract / scope

This document establishes a European grouping system for materials for welding purposes, classified in accordance with the grouping system of ISO/TR 15608.

It is also applicable for other purposes such as heat treatment, forming and non-destructive testing.

This document covers grouping systems for the following standardized materials:

a) steel;

b) aluminium and its alloys;

c) copper and its alloys;

d) cast irons;

e) nickel and nickel alloys.

For materials that are not assigned to a group in this document, the criteria of ISO/TR 15608 apply.

Life cycle

Replaces

ISO/TR 20172:2009WithdrawnWelding — Grouping systems for materials — European materialsTechnical Report · Published 15 Jun 2009 · ISO/TC 44/SC 10