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...
1.Hot-dip galvanized steel grid plate: hot-dip zinc surface treatment makes it have good anti-corrosion ability, and the surface luster is beautiful; Good ventilation, lighting, heat dissipation, ...