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Srpski језик Soft-sealing butterfly valve, as a component used to cut off the pipeline system and control the flow, has been widely used in many fields such as petroleum, chemical industry, metallurgy, hydropower and so on. The butterfly plate of the soft seal butterfly valve is installed in the diameter directi......
Read MoreWith the increase of the reverse medium pressure, when the unit positive pressure between the soft-sealed butterfly valve plate and the soft-sealed butterfly valve seat is less than the medium pressure, the deformation stored in the spring of the adjusting ring after loading can compensate the soft......
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