Steel Grating Products Bearing bar pitch:30,40,60mm Cross bar pitch; ... Grating in Plain/Serrated Type, Widely Applied in Power Plant and Chemical Plant. Steel grating is made by welding of loading ... Uses: Widely applied in the power plant, the chemical plant, the refinery, the iron and steel plant, the paper mill, the machine ... the zinc surface,with good anticorrosive property. Steel Grating Products