ISO/TR 20172:2006

ISO/TR 20172:2006 provides a European grouping system for materials for welding purposes, classified in accordance with the grouping system of ISO/TR 15608. It may also apply for other purposes as heat treatment, forming, non destructive testing. Types of steels in accordance with the grouping system of ISO/TR 15608:2005, Table 1. This Technical Report covers grouping systems for the following standardized materials: steel;aluminium and its alloys;nickel and its alloys;copper and its alloys;titanium and its alloys;zirconium and its alloys;cast iron.