>Китай безшевни стоманени тръби легирана ASTM A335
Китай безшевни стоманени тръби легирана ASTM A335 …
Overview Application It is mainly used to make high-quality alloy steel boiler pipe , heat exchanged pipe, high pressure steam pipe for petroleum and chemical industry Main Grade Grade of high-quality alloy pipe 1,P2,P5,P9,P11,P22,P91,P92 etc Chemical Component Grade UN C≤ Mn
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