ISO 9956-3:1995被替代
Specification and approval of welding procedures for metallic materials Part 3: Welding procedure tests for the arc welding of steels
出版：International Organization for Standardization
专家解读视频
States the conditions for the execution of welding procedure approval tests and the limits of validity of an approved welding procedure for all practical welding operations.
DIN EN 288-3 (1997-10) - Identical
JIS Z 3128:1996 - Equivalent
SN EN 288-3:1998 - Identical
KS B ISO 9956-3:2015 - Identical
KS B ISO 9956-3:2003 - Identical
