Roofing Sheet, Galvanized Steel, Galvalume Steel manufacturer / supplier in China, offering 14 Gauge 2X2 Hot Dipped Galvanized Hollow Steel Square Pipe, GOST 8734 CT20 Cold Drown Seamless Steel Pipes Liquid Transmission Pipe Seamless Carbon Steel Tube, Factory H-Beam Q235B Construction Steel Hot Rolled Section 250 * 250h Structural Steel Beams and Columns Structural Steel H-Beam and so on.