Model Number: sino008-#4663 Brand Name: sino sources Key Specifications/Special Features: Manufacture of galvanized steel material, square steel pipe/tubes/hollow section galvanized 1Produce TechniqueHot Rolled, Cold Rolled, Cold Drawn and Galvanized Steel 2 Steel Pipe Available ERW, EFW 3 Hot Rolled ERW Pipe Round Diameter: 21 - 430mm
Square Diameter:20x20mm-500x500mm
Rectangular Diameter:20x10mm-600x400mm 4 Cold Rolled ERW Pipe Round Diameter: O.D 10 - 89mm x W.T. 0.5-2.5mm
Square Tube: 10x10mm-120x120mm x W.T. 0.5-2.5mm
Rectangular Tube:10x20mm-80*120mm x W.T. 0.5-2.5mm 5 Production Standard GB/T3091, GB/T13793, GB/T9711, JIS3466
ASTM A53, ASTM A500, ASTM A106,
BS1387, EN10025, EN10210, EN10219,etc. 6 Steel Pipe Material Q195~Q345B, Gr.A~Gr.C, STKM 11A-13A 7 Surface Treatment Black annealed, bright annealed or galvanized 8 Common Length 6m/ 5.8m(20GP) / 11.8m(40GP)