China Asphalt used in roof GB Standards Search Result |
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1. Ready translated GB standards ![]() 2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days . |
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GB/T 494-2010 Asphalt used in roofing 建筑石油沥青 - 英文版 |
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GB/T 14686-2008 Asphalt glass felt used in waterproofing 石油沥青玻璃纤维胎防水卷材 - 英文版 |
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