KS B ISO 9956-11:2003 Specification and approval of welding procedures for metallic materials-Part 11:Welding procedure specification for laser beam welding
2015KS B ISO 9956-11:2015 Specification and approval of welding procedures for metallic materials-Part 11:Welding procedure specification for laser beam welding
0000 KS B ISO 9956-11-2003(2013)
2003KS B ISO 9956-11:2003 Specification and approval of welding procedures for metallic materials-Part 11:Welding procedure specification for laser beam welding