Features and application of the swing type check valves

swing type check valve with rocker arm swing structure, all the opening and closing parts of the valve are installed in the valve body, do not penetrate the valve body, in addition to the flange parts with sealing gasket and sealing ring, the whole no external leakage point, eliminate the possibility of valve leakage. Swing check valve rocker arm and disc joint adopt spherical connection structure, so that the disc in the 360 degree range has a certain degree of freedom, with appropriate trace position compensation. Suitable for cleaning medium, not for medium containing solid particles and larger viscosity.
Swing check valve is an automatic valve that opens or closes by itself depending on the flow of medium and force to prevent the reverse flow of medium. Generally used for the unidirectional flow of medium on the pipeline, only allow the medium to flow in one direction.
Swing type check valve should generally be installed horizontally in piping. Due to the characteristics of swing type check valve, this kind of valve is mainly used in petroleum, chemical, pharmaceutical, fertilizer, power and other pipelines, suitable for water, steam, oil, nitric acid, acetic acid, strong oxidizing medium and urea and other media.

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