Threeway Steel Co.,Ltd

ssaw steel pipe,piling pipe,welded pipe,api 5l,welded steel pipe, Manufacturer and Supplier - China(CN)

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  • piling pipe
    piling pipe

    Description : Grade:ASTM A252 Grades 1,2 and 3, modified Grade 3 (50 K.S.I. yield strength), ASTM A500 JIS A5525:SKK400,SKK490and other common specifications. Usage:for port construction, oil drilling, bridge construction,high-rise buildings Material General requirement