... abroad, like power plants, chemical plants, oil refinery, iron and steel works, machine factories, paper mills, cement mills, hospitals and food processing ... 4Material GradeASTM A36, A1011, A569, Q235, S275JR, SS304, Mild steel & Low carbon steel, etc5Surface TreatmentBlack, self colour, hot dip galvanized, painted, spray ... 1-2007, Packing: Packed with wooden pallets or customer decided Steel Grating