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Function of Expansion Butterfly Valve with flanged soft seat:

Flanged soft seat expansion butterfly valve is mainly used in oil, chemical, food, medicine, textile, paper, power, water supply and drainage, gas pipeline, as the role of regulating flow and closure medium, with the function of compensating the expansion and contraction of the pipeline.

Advantage of flanged soft seat Expansion Butterfly Valve:

Flanged soft seat Expansion Butterfly Valve, structure length can be within a certain range of expansion and contraction, not only for the convenience of valve assembly and disassembly, but also to ease pipeline stress, protect the valve at the same time, but also concentrated the installation of butterfly valve and expansion device, more compact space. Usually, this kind of valve does not need special maintenance, just need to regularly observe the expansion of the existence of leakage and pull off and so on.