Tata Bluescope Steel offers Satin Silver Sheets coated with 55% Aluminium - Zinc alloy that lasts up to two to three times longer than Zinc coated steels sheets in similar environment. The blending of aluminium with zinc gives a protective coating with execellent luster and high strength, the alloy coating provides superior corrosiion resistance and better thermal effeciency than other building materials. Satin Silver Sheets are light - weight and require lesser amount of framing in roofing design.