China ASTM A500 Grade a, B, C 12X12mm, 16X16mm, 19X19mm, 32X32mm, 38X38mm, 48X48mm Black Square and Rectangular Building Steel Tube, Find details about China Square Steel Tubing, Rectangular Steel Tube from ASTM A500 Grade a, B, C 12X12mm, 16X16mm, 19X19mm, 32X32mm, 38X38mm, 48X48mm Black Square and Rectangular Building Steel Tube - Tianjin Youfa
SHS Square Hollow Section Steel Pipe . Square Hollow Section Steel Pipe SHS Out diameter:10*10-600*600mm Wall Thickness:0.4-25mm Length:2m-12m or as per customers' requirement Pipe end:Plain end Surface 1.Galvanized 2.Black Painted 3.With Oil 4.Bared or as per customers' requirement Standard ASTM ,BS EN,DIN, GB/T etc Material hollow section weld Square Building Pipe Carbon Steel ASTM A500 Black Hollow SectionCold Formed ASTM A500 Gr B Square Hollow Section, SHS