When long life is required for unpainted products a s building systems offers galvalume an aluminum zinc alloy coated steel with a coating of 55 aluminum 43 5 zinc and 1 5 silicon by weight applied to the steel substrate by the hot dip process in accordance with astm a 792.
Standing seam metal roof weight psf.
Ft kilograms per square meter kg m 2 source.
5 5 10 pounds per square foot steel standing seam will weigh about 85 120 pounds per 100 square feet of roof area.
A 12 inches metal roofing panel weighs for about 10 lbs.
Steel roofing depending on its gauge can weigh anywhere from 7 to 1 3 pounds per square foot versus asphalt shingles which weigh two to 2 pounds per square foot.
The weights of other actual products of the same type may vary.
Asphalt shingles 3 tab or strip 1 95 lbs.
These are the weights of typical actual products.
Weight of roofing materials.
Per square foot a 4 12 lbs.
Yet if you do the math and compare asphalt shingles over metal roofing asphalt can weigh 5 lbs.
Cfr roof systems metl span cfr roof panel is an insulated metal standing seam roof panel and is the foremost innovation in all in one composite roof panel design combining durable interior and exterior faces with metl span s unmatched polyurethane core.
Standing seam roof panels weigh a relatively modest 11 2 pounds per square foot.
Aluminum standing seam weighs about 70 pounds per 100 square feet.
While most people think about metal roofing is heavier compared to other materials.
A single 26 gauge panel weighs only 0 88 lbs.
Pounds per square foot lb ft 2 pounds per square 100 sq.