... competitive price and faster delivery time. Such as steel (mill black and hot dip Galvanizing)and stainless grating flooring ... , America standard is available.4) Material: Mild Steel (Low Carbon Steel) or Stainless Steel5) Surface Treatment: Untreated, Painting ... A1011, A569, Q235, S275JR, SS304, SS400, Mild steel & Low carbon steel, etc 5Surface TreatmentBlack, self colour, hot dip galvanized, ...