This standard has been revised by ISO 4991:2015
Abstract
ISO 4991:2005 covers steel castings for parts subjected to pressure.
It includes materials which are used for the manufacture of components subject to pressure vessel codes and components not subject to codes.
ISO 4991:2005 relates to castings manufactured from unalloyed and alloyed steel grades.
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.