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                镀锌共板风管-2

                镀锌共板风管-2

                共板式法兰风管又称无法兰风管,其制作形式比传统的矩形风管加工速度更快捷、更方便、更小的漏风率。其优点是卐节省材料,减少工程投资;漏风量小,降低能耗,节省运行费用,颇受施工企业欢迎。美国和欧洲等发达国家从九十年代▲开始采用风管的无法※兰连接


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