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Standard for asphalt shingles The standard asphalt tile now has two kinds: one k

 Published:2017-4-22 3:23:16    Source:    Views:158

 Standard for asphalt shingles

The standard asphalt tile now has two kinds: one kind is the United States ASTM D 3462-2005 standard "and the ore material cladding of glass fibre reinforced glass tile", referred to as ASTM, is a domestic GB/T20474-2006 standard, formally implemented in 2006.
13586195531 | published on 2016-06-20 13:56 10 comments
There are 2 ASTM international standard is applicable to the current asphalt tile products: ASTMD225 "mineral aggregate asphalt tile (Organic Felt) technical conditions" and ASTM D3462 "mineral aggregate asphalt tile (glass fibre tyre) technical conditions". The 2 standard specifies the minimum and maximum quality of asphalt shingles, physical properties and functions, and it is adopted by the international building code and NFPA 5000 "construction and safety standards", as the minimum requirements of asphalt tile.
According to NRCA 2005 - 2006 slope roofing materials guide data analysis revealed Li tiles, asphalt tile all 13 organic matrix felt are in line with ASTM D225104 91 glass fiber asphalt tile with ASTM D3462. The product meets the standard with a few years ago, there was a significant improvement, when only less than half of the fiberglass asphalt shingles meet the standard.
At present, the latest is the People's Republic of China national standard GB/T 20474 - 2006 fiberglass asphalt shingles.
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