Chinese Industry Standard: CJ/T 317-2009

Polyethylene pipes and fittings for ground source heat pump system

地源热泵系统用聚乙烯管材及管件

中华人民共和国住房和城乡建设部

本标准规定了地源热泵系统换热管材(简称换热管)及管件的定义、材料、产品规格、要求、试验方法、检验规则、标志、包装、运输、贮存。
本标准适用于地源热泵系统换热用聚乙烯管材及管件。

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