ERW steel pipe 1)O.D.: 10-406mm, 2)W.T.: 5-14mm 3)Length: max.12m 4)Standard:GB,ASTM,JIS,DIN ERW steel ... pipe1)O.D.: 10-406mm, 2)W.T.: 5-14mm, 3)Length: max.12m4)Standard:GB,ASTM ... liquid transportation, construction, steel pile and other project which use pipe.7)Packing:in bundle,or knitted packed,or as your ...