請問鋼管ASTM A106與STKM13A的差異 - Yahoo!奇摩知識+

JIS G3445 Grade STKM13A 同級的美規是 ASTM A312 Grade MT1022 2010-09-29 11:59:16 補充 ASTM A106 是高溫使用無縫碳鋼管 (Standard Specification for Seamless Carbon Steel Pipe for High-Temperature Service) 的規範。ASTM A312 是無縫、焊接及 ...

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