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Chinese Industry Standard: CJ/T 480-2015

Prefabricated directly buried composite insulating 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复合塑料管

中华人民共和国住房和城乡建设部

本标准规定了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的术语和定义、缩略语、结构、分类与标记、材料、要求、试验方法、检验规则、标志、运输和贮存。
本标准适用于供热、供暖及生活热水输送系统使用的高密度聚乙烯外护管发泡预制直埋保温复合塑料管。

This standard is the original Chinese electronic standard.
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