china non return valve manufacturers

Swing check valve, also called swing check valve, is a manually operated two-way flow control valve. The operation of the valve body can be reversed at any time. An important feature of this type of product is that it does not form an air tight seal or free passage until the position rod is rotated by 90 degrees to change its position from "closed" to "open".

API6D Check valve is Fully open check valve to prevent media backflow. APIRT brand API6D check valve can be fully opened and can achieve zero leakage sealing when closed. Flange connection method, pressure 150LB-2500LB, size 1/2 "-56"