jdg管是什么样的管?

JDG pipe is the replacement of PVC pipe and SC pipe and other traditional wire conduit products, which is a breakthrough innovation in the field of building electrical using new materials and new technologies. JDG pipe adopts the jumper grounding wire of galvanized steel pipe and thin-walled steel pipe, which overcomes the disadvantages of common metal pipe, such as complex construction and large construction loss. At the same time, it also solves the problems of poor fire resistance and grounding difficulty of PVC pipe. In the construction, many parts are mostly used for comprehensive wiring, fire wiring and other construction

2、从JDG螺纹管横截面的圆度来看,优质金属螺纹管厚度均匀,横截面圆。劣质金属螺纹管,手感粗糙不平,影响整体美观性能和使用性能

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