
Specification and qualification of welding procedures for metallic materials - Welding procedure test Part 13: Upset (resistance butt) and flash welding
出版:International Organization for Standardization

专家解读视频
Specification and qualification of welding procedures for metallic materials - Welding procedure test Part 13: Upset (resistance butt) and flash welding
出版:International Organization for Standardization
专家解读视频