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ISO/TR 20172:2009

Welding -- Grouping systems for materials -- European materials

General information

Withdrawn from 15.04.2021
Directives or regulations
None

Standard history

Status
Date
Type
Name
15.04.2021
Main
15.06.2009
Main
Main
ISO/TR 20172:2006
ISO/TR 20172:2009 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.
ISO/TR 20172:2009 covers grouping systems for the following standardized materials:
- steel;
- aluminium and its alloys;
- copper and its alloys;
- cast irons.

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