Swing check valve: It is suitable for large-diameter occasions with low flow rate and infrequent flow changes, but it is not suitable for pulsating flow. It is mainly used to prevent the medium from stopping or backflowing and weakening the hydraulic impact. It is divided into three forms: single-fl......
Read MoreThe structure of the check valve can be divided into two categories: one is the spherical check valve, whose door body is spherical and can automatically open or close; the other is the disc check valve, whose door body is round The shape of the flap prevents backflow based on the pressure of the fl......
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