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CEN ISO/TR 20172:2009

Welding - Grouping systems for materials - European materials

General information

Withdrawn from 17.05.2021
Base Documents
ISO/TR 20172:2009; CEN ISO/TR 20172:2009
Directives or regulations
None

Standard history

Status
Date
Type
Name
17.05.2021
Main
07.08.2009
Main
08.03.2006
Main
CEN ISO/TR 20172:2006
This Technical Report 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 Technical Report covers grouping systems for the following standardized materials: a) steel; b)  aluminium and its alloys; c)  copper and its alloys; d) cast irons. In case of dispute, for example where variations in properties such as thickness and yield strength occur, ISO/TR 15608 applies.

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