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Gongshu District,Hangzhou,Zhejiang,China China
Contact Person Ms. Lily lu
Address Gongshu District, Hangzhou, Zhejiang
Outer diameter: 1/4" to 30" Standards: ASTM A 106, ASTM A 53, ASTM A179, API 5L Gr. B, X42, X46,
1) Name: Seamless Steel Tube 2) Material: 10#, 20#, 35#, 45#, 16Mn, 37Mn5, 27SiMn, 42CrMo, 35CrMo, 42Cr, 2
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