CJJ 63-2018
聚乙烯燃气管道工程技术标准
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Scope as published
本标准适用于工作温度在-20℃～40℃，工作压力不大于0.8MPa,公称外径不大于630mm的埋地聚乙烯燃气管道工程的设计、施工及验收。
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Version history
Earlier editions: None recorded
Later editions: None recorded
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