PVC plastic pipe in the underground, what need to diameter, the hoop and flange is a kind of thing?
The hoop is usually used to make commonly known as pipe clamp, hose fastener with temporary fasteners, also can be used for temporary plugging. Flanges are also called flanges or flanges.
Variable diameter, and now the market has a ready-made reducer, plastic pipes of different sizes, variable joint structure is not quite the same. The hoop and flange is not a thing.
The flange is the part that connects the pipe to the pipe and is connected to the end of the pipe. Flange connection or flange connection, is defined by the flange, gasket and bolt connection between the three sealing structure of the detachable connection as a combination of group pipe flange refers to the pipeline installation of piping flange, used in equipment refers to equipment import and export flange. The flange is lined with bolts to secure the two flanges. Gaskets for gaskets between flanges. Flange, threaded joint flange and welding flange.
