A check valve is a type of valve that automatically opens and closes the valve disc based on the flow of the medium itself to prevent the backflow of the medium. It is also known as an anti-reflux valve, a one-way valve, an anti-flow valve, and a back-pressure valve. It belongs to an automatic valve. The flanged check valve is designed and installed between flanges and is suitable for various fluids in process pipelines, hot water systems, steam and condensate water systems, etc. Note: The flanged check valve is not suitable for occasions with severe pulsation, such as the outlet of compressors.
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