... plate thickness:3-10mm width:0.5-2.5m galvanized steel bar grating weight hot sale and hot scheduling Material: Mild ( ... The strength and the toughness are much higher than cast iron. Can be used for terminals, airport and other large-span ... GradeASTM A36, A1011, A569, Q235, S275JR, SS304, Mild steel & Low carbon steel, etc5Surface TreatmentBlack, self color, hot dip galvanized, painted, spray ...