发布时间:2025-02-03 11:06:30
pe160电熔堵帽焊接参数39.5+-0.5V。pe160焊接参数PE管电熔焊接电压为39.5+-0.5V,焊接电流最大不超过100A。电熔连接是先将电熔管件套在管材上,用电熔焊机按规定的参数(时间、电压等)给电熔管件通电,内嵌电热丝的电熔管件的内表面及管子插入端的外表面融化,冷却后管材和。
北方地区民居屋顶坡度较______墙体较______南方地区民居屋顶坡度较______墙体较______
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