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Introduction of Plane butterfly valve£º

Plane butterfly valve is divided into two styles: One is a hard seal flanged butterfly valve, the side flange is flat flange; The other is a ventilated flanged butterfly valve, and the side flange is a plane flange.

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Flat flange butterfly valve is widely used in metallurgy, petrochemical, chemical, oil refining, electric power, building materials, mining, water supply and drainage and other industrial pipelines.

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Product features:

Hard sealing flange butterfly valve belongs to eccentric metal sealing structure; The sealing form is metal-to-metal sealing and the metal sealing ring can be exchanged to metal seal, stainless steel plate and graphite composite plate sealing ring to metal seal. This type of valve in the pipeline should generally be installed horizontally. Ventilated flanged butterfly valve structure is designed and manufactured with a new structure of middle line plate and short structure steel plate welding, compact structure, light in weight, easy to install, small flow resistance, large amount flowing, avoid the impact of high temperature expansion, easy to operate.

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