标题: ISO 15614-2016 Specification and qualification of welding procedures for metall [打印本页] 作者: lyklzy 时间: 2016-5-13 23:12:23 标题: ISO 15614-2016 Specification and qualification of welding procedures for metall
ISO 15614-2016 Specification and qualification of welding procedures for metallic materials - Welding procedure test - Part 8 Welding of tubes to tube-plate joints