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dn300聚氨酯直埋供热保温管道

产品特点:
dn300聚氨酯直埋供热保温管道预制直埋保温管一次-性补偿直埋管线必须要按设计要求进行预热,预热至设计温度是要保证温度的恒定,并保证一次-性补偿器施焊完毕或填土全部完成方可降温。预制直埋保温管管道进入建筑物、地沟时应加穿墙套管。在出土端设置固定支墩。回填土要分层踏实,回填土的质量对于管线的安全运行非常重要,一定要给予重视。
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dn300聚氨酯直埋供热保温管道

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dn300聚氨酯直埋供热保温管道

足球彩票YUZHIZHIMAIBAOWENGUANZHUYAOYONGYUBEIFANGDEJIZHONGGONGREXINGYE,SHUSONG50-140DURESHUI;ZAINANFANGYOUXIEDIQUKEYONGYUJIZHONGGONGLENGXINGYE,FENBIEZUOWEIDONGLIDERESHUIHELENGSHUILIANGZHONG;ZAIGONGYESHANG,YOUHENDUOGUANDAONEIDEJIEZHIXUYAOBAOWEN,ZHIYAOSHIWENDUZAI140DUYIXIA,JIEZHIXUYAOBAOWENDE,DOUKEYICAIYONGZHEIZHONGXINGSHIDEBAOWEN,GONGZUOGUANDAOGENJUSHUSONGJIEZHIDEBUTONGKEYIGAIBIAN。

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