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标题: ISO 15614-13:2012 Specification and qualification of welding procedures for meta [打印本页]

作者: hgundas 时间: 2020-4-19 21:19:54 标题: ISO 15614-13:2012 Specification and qualification of welding procedures for meta

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ISO 15614-13:2012
Specification and qualification of welding
procedures for metallic materials —
Welding procedure test —
Part 13:
Upset (resistance butt) and flash welding

作者: admin 时间: 2020-4-25 23:16:35

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