Steel Sheet/Plate, Steel Pipe/Tube, Steel Coil/Strip manufacturer / supplier in China, offering H Beam Steel Structure Carbon Steel I Beam Bracket Used Steel Carbon Steel Q345b Beam Ipe Steel Beam, Mild Structural Steel H Beam Ss400 Weight 100*100*6*8 Galvanized Ipe Upn Hea Heb, Various Specifications Low Price Factory Q235B Q345b Q420c Q460c Ss400 etc H Beam 300 X 300 and so on.