... galvanized steel bar grating weight hot sale and hot scheduling Material: Mild (low carbon) steel or stainless steel Style:plain,serrated,I-shape,serrated ... :light weight, high bearing capacity, safe , skid ... Q235, S275JR, SS304, Mild steel & Low carbon steel, etc5Surface TreatmentBlack, self color, hot dip galvanized, painted, spray coating 6Grating StylePlain / Smooth, Serrated /teeth, I bar, serrated ...