Galvanized Steel Pipe 1.Grade:SGCC DX51D DX53D DX54D, etc ... -18.69kg/m Length 5.8-12m Usage Galvanized steel pipe are used for city heat supply, gas, ... etc.) , various of sheets/coil (like Galvanized Steel Plate, Prepainted Galvanized Steel Coil,Hot Rolled Steel Plate , Cold rolled ... .) ,different kinds of pipes (like Seamless Steel Pipe ,Welded Steel Pipe ,Square/Rectangle Steel Tube etc.) ,Light/Heavy ...