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ASTM A672 C60 CL12の意味

2019-05-08View Original

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各位の専門家の皆様:ASTM A672 C60 CL12とはどういう意味でしょうか?感謝します
Reply #22019-05-09
ASTMとは、アメリカのASME規格を指します。 CL12は公程圧力12ポンドを指す。 A672は金属材料であり、C60は同じ材料の別の表記方法です
Reply #32019-05-13
直縫き溶接管の一種で、A672が規格であり、C60は鋼板の規格です。CL12は熱処理を必要とせず、放射線検査および水圧試験が必要であることを示します。舞鋼龐龍

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