Control Valve,Self-operated Control Valve,Ball Valve

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Wafer Type

Wafer Type Butterfly Valve

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  • Material:WCB/GGG50/CF8
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Message Details

Valve description and operation

Butterfly valve has simple structure, small volume, light weight, only by a few parts.And only need to rotate 90° can rapid opening and closing, simple operation, at the same time, the valve has good flow control characteristics.Butterfly valve in the fully open position, the butterfly plate thickness is medium flows through the body when the only resistance, thus produced by the valve pressure drop is small, it has good flow control characteristics.Butterfly valves have a seal and metal seal two kinds of seal type. Using elastic sealing valve, sealing ring can be embedded in the body or attached to the butterfly plate around;And use a metal seal valve generally live longer than elastic sealing valve, but it is hard to be completely sealed.Metal sealing can adapt high working temperature, elastic seal has the defect of being limited by the temperature.