Alcance
This document specifies a uniform system for grouping materials for welding purposes. This document can also be applied for other purposes, such as heat treatment, forming and non-destructive testing.This document is applicable to grouping systems for the following standardized materials:— steels;— aluminium and its alloys;— copper and its alloys;— nickel and its alloys;— titanium and its alloys;— zirconium and its alloys;— cast irons;— cobalt alloys.