China Prefabricated direct GB Standards Search Result

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 1~3 days.
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 .


	GB/T 29047-2021 Prefabricated directly buried insulating pipes and fittings with polyurethane foamed-plastics and high density polyethylene casing pipes 高密度聚乙烯外护管硬质聚氨酯泡沫塑料预制直埋保温管及管件 - 英文版
	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
	GB/T 37263-2018 Prefabricated directly buried insulating plastic-steel-plastic composite pipes with polyurethane [PUR]foamed-plastics and high density polyethylene [PE]casing pipes 高密度聚乙烯外护管聚氨酯发泡预制直埋保温钢塑复合管 - 英文版
	GB/T 34611-2017 Rigid polyurethane spray polyethylene winding Prefabricated directly buried insulating pipes 硬质聚氨酯喷涂聚乙烯缠绕预制直埋保温管 - 英文版
	GB/T 29047-2012 Prefabricated directly buried insulating pipes and fittings with polyurethane [PUR]foamed-plastics and high density polyethylene [PE]casing pipes 高密度聚乙烯外护管硬质聚氨酯泡沫塑料预制直埋保温管及管件 - 英文版

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