... .5m galvanized steel bar grating weight hot sale and hot scheduling Material: Mild (low carbon) steel or stainless steel Style:plain, ... products enjoy the features of high strength ,light structure,high bearing,convenience for loading and other properties.The ... A36, A1011, A569, Q235, S275JR, SS304, Mild steel & Low carbon steel, etc5Surface TreatmentBlack, self color, hot dip galvanized, painted, ...