... ,fine extensibility and tensile strength 2.Protect against erosion 3.Water-proof&dust-pr Excellent ductility,easy to process and bend ... standing seam and flat lock(oblique lock)seam are structurally water-proof and dust-proof system.Light and elegant,roofing interface ... coastal areas. Orbitron Shape Titanium Zinc steel sheet For Restaurant L/C,D/P,D/A,O/A Payments Available