Abstract

ISO/TR 20173:2009 provides an American grouping system for materials for welding purposes, classified in accordance with the grouping system of ISO/TR 15608:2005.

It may also apply for other purposes, such as heat treatment, forming, and non-destructive testing. Types of steels are listed in accordance with the grouping system of ISO/TR 15608:2005, Table 1.

ISO/TR 20173:2009 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; and cast irons.


General information 

  • Status
     :  Withdrawn
    Publication date
     : 2009-10
  • Edition
     : 2
    Number of pages
     : 58
  • Technical Committee
     : ISO/TC 44/SC 10 Quality management in the field of welding
  • ICS
     :
    25.160.20 Welding consumables

Life cycle


Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)

Keep up to date with ISO

Sign up to our newsletter for the latest news, views and product information.

  2. Store
  3. Standards catalogue
  4. TC
  5. ISO/TC 44/SC 10
  6. ISO/TR 20173:2009