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RoofingSheet is a plain carbon steel plate coated in zinc and insulated from the elements by a zinc barrier. Most of them are seen today and in the past many years

Corrugated roofing and siding products are made from galvanized surfaces. It is most commonly used for commercial, agricultural and industrial purposes, however, it is now also recognized as an excellent form of residential roof.

GI Roofing Steel Sheet over ordinary Steel which rusts almost immediately, but the galvanising protects the Steel. This galvanizing, ElTRO-coated, hot-dip process can produce a silver look or a shimmery finish. As a standard, several of our industrial metal siding, metal roofing, metal decking,

Corrugated metal sheet and fittings are made of galvanized steel.

Common dimensions of GI roofing steel plates are as follows

1) 762mm to 665mm (after corrugations) and 9 waves

2) 914mm to 750mm (after corrugations) and 11 waves

3) 1000mm to 890 or 900mm (after corrugation) and 12 or 14 waves