Z620/ PNEUMATIC PARALLEL GATE VALVE

Pneumatic parallel single gate valve is a single gate valve, due to its two gate sealing surface parallel, seat sealing surface perpendicular to the center line of the pipeline and named. It cannot rely on its body to achieve a forced seal, must be fixed or floating soft seat. Suitable for medium and low pressure medium caliber, medium is oil and natural gas. Parallel gate valve can be divided into parallel gate valve with diversion hole, parallel gate valve without diversion hole, parallel gate valve of gas, parallel gate valve of pipeline and parallel gate valve of oil field.