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Chinese Industry Standard: CJ/T 246-2007

Technical specification of preformed directly buried steam insulating pipeline accessories for municipal heat-supply

城镇供热预制直埋蒸汽保温管管路附件技术条件

中华人民共和国建设部

本标准规定了城镇供热预制直埋蒸汽保温管管路附件(以下简称管路附件)的术语和定义、基本组成、要求、试验方法、检验规则及标志、运输、贮存。
本标准适用于输送蒸汽温度不大于350℃、工作压力不大于1.6 MPa管路附件的制造与检验。输送热水温度不小于150℃、工作压力不大于2.5 MPa管路附件的制造与检验可参照本标准执行。

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