
Specification and qualification of welding procedures for metallic materials - Welding procedure test - Part 7: Overlay welding (ISO 15614-7:2016)
出版:Comite Europeen de Normalisation

專家解讀視頻
Specification and qualification of welding procedures for metallic materials - Welding procedure test - Part 7: Overlay welding (ISO 15614-7:2016)
出版:Comite Europeen de Normalisation
專家解讀視頻