... plate thickness:3-10mm width:0.5-2.5m galvanized steel bar grating weight hot sale and hot scheduling Material: ... ,serrated-I shapeProcess: Steel grating mesh is made by Q235 low carbon steel welding load flat steel and bars with certain ... A569, Q235, S275JR, SS304, Mild steel & Low carbon steel, etc5Surface TreatmentBlack, self color, hot dip galvanized, painted, spray coating 6Grating StylePlain / ...