Galvanized Pipe 1.Grade:SGCC DX51D DX53D DX54D, etc ... specialized in steel.Our capacity of supply is over 40,000 tonsannually. Our business turnover is over 30, ... I-Beam, Channel, Angle, H-Beam, C-Beam, Galvanized Steel Coil, Hot Rolled Steel Plate, Cold Rolled Steel ... , Structure Steel, difference kind of pipes, Galvanized Steel Pipe, Seamless Steel Pipe, Square/Rectangular Steel Tube, Light/Heavy Steel ...