The sealing performance of the valve is one of the main indexes to evaluate the valve quality. The sealing performance of the valve mainly includes two aspects, namely, internal leakage and externa...
Valve foundation
1. The basic parameters of the valve are: nominal pressure PN and nominal diameter DN
2. Basic function of the valve: cut off the connected medium, adjust the flow rate, and change...
In the ‘steel jungle’ of industrial pipelines, valves act as silent water workers, controlling the flow of fluids. However, they often ‘die young,’ which is truly regrettabl...
Commonly seen in gate valves are the rising stem gate valve and the non-rising stem gate valve, which share some similarities, that is:
(1) Gate valves seal through the contact between the valve se...
Hard sealed butterfly valve:
Butterfly valve hard seal refers to: the two sides of the sealing pair are metal materials or hard other materials. This seal has poor sealing properties, but it has hi...
On the occasion of the joyful and peaceful Christmas, TWS’s a leading domestic valve manufacturing company, uses its professional approach to ensure the safety and reliability of fluid control, and...
China Wafer Type Butterfly Valve Manufacturers Related Videos From Youtube