Check valve is also called non-return valve, non-return check valve, or retention valve. It is a kind of automatic opening and closing valve that does not require manpower or other actions. It relies on the flow of the pipeline medium to open or close the valve. It is mainly used to prevent the reverse flow control of the pipeline medium.
AFC specialized in dual plate check valve, swing check valve, lift check valve, ball check valve , axial flow check valve, tilting disc check valve etc.