ISO/TR 20174:2005 pdf download – Welding — Grouping systems for materials — Japanese materials.
1 Scope
This Technical Report provides a Japanese 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, such as heat treatment, forming, and non-destructive testing.
This Technical Report covers grouping systems for the following standardized materials:
⎯ steel;
⎯ aluminium and its alloys;
⎯ titanium and its alloys.