中華人民共和國國家標準(中國大陸GB標準)英文版 |
GB標準是中華人民共和國國家標準,也叫GB國標,是中國大陸強制執行的國家標準,所有中國大陸境內銷售的商品及提供服務都必須符合GB國家標準的要求,包括進口商品及服務; 本網站提供GB國家標準的查詢檢索,英文版翻譯,GB標準產品檢測檢驗及合規性分析服務; |
GB/T 29047-2021 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(中英文版) Prefabricated directly buried insulating pipes and fittings with polyurethane foamed-plastics and high density polyethylene casing pipes |
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GB/T 39246-2020 高密度聚乙烯无缝外护管预制直埋保温管件(中英文版) Prefabricated directly buried insulating fittings with seamless high density polyethylene casing pipe |
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GB/T 37263-2018 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(中英文版) Prefabricated directly buried insulating plastic-steel-plastic composite pipes with polyurethane [PUR]foamed-plastics and high density polyethylene [PE]casing pipes |
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GB/T 34611-2017 硬质聚氨酯喷涂聚乙烯缠绕预制直埋保温管(中英文版) Rigid polyurethane spray polyethylene winding prefabricated directly buried insulating pipes |
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CJ/T 480-2015 高密度聚乙烯外护管聚氨酯发泡预制直埋保温复合塑料管(中英文版) Prefabricated directly buried composite insulating pipes with polyurethane (PUR) foamed-plastics and high density polyethylene (PE) casing pipes |
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GB/T 29047-2012 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(中英文版) Prefabricated directly buried insulating pipes and fittings with polyurethane [PUR]foamed-plastics and high density polyethylene [PE]casing pipes |
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