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Groove fittings are a new type of steel pipe connection fittings, also known as clamp connections.

The problems existing in the application of ball valves are mainly manifested in different degrees and different forms of leakage.

A butterfly valve is a mechanism that regulates the flow of materials within large pipe diameters by the quarter-turn rotation of a disc. 

Air pressure reducing valve, The outlet pressure of the pressure reducing valve is almost equal to the inlet pressure, no decompression.