butterfly valve

Application of hydraulic control valve.

The hydraulic control slow closing ball valve features small flow resistance coefficient, high degree of automation, complete functions, stable and […]

butterfly valve

Notes for valve test pressure.

(1) Generally, strength test is not require for valves, but strength test shall conduct for valve body and bonnet after […]

butterfly valve

How to operate valves correctly?

For valves, not only installation and regular maintenance, but also operation. Generally, the opening and closing of the valve shall […]

Triple Offset Butterfly Valves

Maintenance of valve in use.

During the use of the valve, attention should be paid to the maintenance. Good maintenance can ensure the reliable operation […]

electric butterfly valve

Introduction of PVC butterfly valves.

PVC butterfly valve is plastic butterfly valve. Plastic butterfly valve has strong corrosion resistance, wide application range, wear resistance, easy […]