This European Standard was approved by CEN on 1992-02-21.
Amendment A1 was approved on 1996-12-11. 14 р.
This standard defines general rules for the specification and approval of welding procedures for metallic materials. This standard also refers to several other standards as regards detailed rules for specific applications.
Amendment A1 was approved on 1996-12-11. 14 р.
This standard defines general rules for the specification and approval of welding procedures for metallic materials. This standard also refers to several other standards as regards detailed rules for specific applications.