... STEEL SHEET2.THICKNESS:0.17-0.8MM3.WIDTH:914MM,1000MM,1200MM,1219MM,1250MM4.ZINC COATING:50-120G/SM, AZ COATING:25-60G ... /SM prepainted steel coil 5.PAINTING COATING:20/5-7UM6.COLOR:RAL ... , terrace, retailer booth, roller shutter door Inside: Door, doorcase, light steel roof structure, folding screen, ceiling, elevator, stairway, vent gutter 2 ...