| Specification | Product Name: Hot Dip Galvanized Round Steel Pipe / GI Pipe Pre Galvanized Steel Pipe Galvanized Tube For Construction; Material: 10#, 20#, 45#, 16Mn, A53(A,B), Q235, Q345, Q195, Q215, St37, St42, St37-2, St35.4, St52.4, ST35; Wall Thickness: 1MM~12MM; Outer Diameter: 20MM~508MM; Length: Length:Single random length/Double random length5m-14m,5.8m,6m,10m-12m,12m or as customer's actual reques; Standard: API 5L, ASTM A53-2007, ASTM A671-2006, ASTM A252-1998, ASTM A450-1996, ASME B36.10M-2004, |
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