Pneumatic butterfly valve plays an important role in our life, is to use the circular butterfly plate rotating with the valve stem to do the opening and closing, in order to realize the pneumatic v...
Quality is crucial when selecting the right valve for an industrial or commercial application. With over 20 years of experience in valve production and exporting, TWS Valve is proud to offer a rang...
Nowadays we received an order for the DN2400 Eccenctric Butterfly Valves, Now the valves are finished. The Eccentric butterfly valves are with the Rotork Worm Gear,The valves are now finished assmb...
Valves in the various industries in a wide range of applications, mainly in the petroleum, petrochemical, chemical, metallurgy, electric power, water conservancy, urban construction, fire, machiner...
Valve selection principle
The selected valve should meet the following basic principles.
(1) Safety and reliability of petrochemical, power station, metallurgy and other industries require continuo...
Hard seal butterfly valve
Hard sealing of butterfly valve refers to that both sides of the sealing pair are made of metal materials or other hard materials. The sealing performance of this kind of ...