Steel grating is usually made of carbon steel hot-dip galvanizing, and also made of stainless steel. It has the advantages of ventilation, lighting, anti-skid, explosion-proof, etc. Steel grating ...
1. Hot-dip galvanized steel grating is made of load flat steel bearing bar and cross bar arranged according to a certain distance warp and weft, welded on the high voltage resistance welding mach...