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;
ISO/TR 20174:2005 history
2020ISO/TR 20174:2020 Welding — Grouping systems for materials — Japanese materials
2005ISO/TR 20174:2005 Welding - Grouping systems for materials - Japanese materials