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Butterfly Valve Selection
May 24, 2017

Butterfly Valve's butterfly plate is installed in the diameter direction of the pipe. Butterfly valve structure Simple, small size, light weight, only by a few parts, and only a rotation of 90 ° can quickly open and close, simple operation, at the same time, the valve has a good fluid control characteristics. Butterfly valve is in full open position, the butterfly plate thickness is the medium flow through the valve body when the only resistance, so through the valve produced by the pressure drop is very small, it has a good flow control characteristics.

If the butterfly valve is required to be used as flow control, the main thing is to select the correct size and type of valve. The structure principle of the butterfly valve is especially suitable for making large caliber valves. Commonly used butterfly valve has pair of butterfly valve and flange type butterfly valve two kinds. The wafer-type butterfly valve is connected between two pipe flanges with a double head bolt, a flanged butterfly valve is provided with a flange on the valve, and a bolt is used to connect the flange of the valve on the pipe flange.

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