China Seamless polyethylen GB Standards Search Result |
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1. Ready translated GB standards  and Chinese version GB Standards, you can purchase directly in the web page; After receive your payment, we will send the GB Standards PDF file to your Email within
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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 39246-2020 Prefabricated directly buried insulating fittings with seamless high density polyethylene casing pipe 高密度聚乙烯无缝外护管预制直埋保温管件 - 英文版 |
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GB/T 31515-2015 Seamless polyethylene-aluminum coextruded composite tube 无缝铝塑共挤出复合软管 - 英文版 |
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