Color Steel Coil 1.ISO:9001,2000 2.Thickness:0.2-1. ... coated sheet is featuring at high strength, strong fastness, good rain proofness, good corrosion resistance, simple installation, lower time-consumption, low ... roller shutter door.Construction industry(indoor): Door, door case, lightweight steel of house, screen, ceiling, elevator, staircase and ventilating duct.Appliance ...