Main features of flat gate valve:

1. The overall sealing structure of the gate valve seat shall be a structure with elastic pre-tightening force, and the upper and downstream sealing seats can be sealed simultaneously. The gate valve seat is always face to face with the sealed object.

2. The seat is self-cleaning and can be opened or closed without direct erosion by air flow. Seat shall be of lubricated and not easily frayed material.

3. The failure of actuator of flat gate valve will not affect other parts. Maintenance and replacement can be carried out without disassembling the flat gate valve. Tianjin gate valves

4. The body of flat gate valves is usually cast and welded.

5. The seat of flat gate valve is sealed with O-ring seal and preload structure, so that the valve will be all the import and export two-way seal; And the structure of the opening and closing torque knowledge of half of the ordinary valve, so you can easily open and close the valve.

6. For plate gate valve sealed by metal, the external body is generally equipped with grease structure, grease will be through the grease injector, seat into the valve sealing surface, so that the valve to achieve zero leakage state.