The wafer dual plate check valve is also a type of check valve with a rotary actuation, but it is a double disc and closes under the action of a spring. The disc is pushed open by bottom-up fluid, ...
The Wafer Butterfly Valve and Flange Butterfly Valve are two connections. In terms of price, the Wafer type is relatively cheaper, the price is roughly 2 / 3 of the Flange. If you want to choose t...
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...
In the 30s, the butterfly valve was invented in United States, introduced to the Japan in the 50s, and was widely used in Japan in the 60s, and it was promoted in China after the 70s. At present, b...
Tianjin Tanggu Water-seal Valve Co.,ltd to Showcase High-Performance Butterfly Valves at Booth 03.220F
TWS VALVE, with more than 20 years experience in industrial valve manufacturing, is pro...
We will attend the 8th China(Shanghai) International Fluid Machinery Exhibition
Date:8-12 November 2016
Booth:No.1 C079
Welcome to visit and learn more about our valves!
Initiated by the China Gene...
Double Disc Check Valve Related Videos From Youtube