Working Principle of Backflow Preventer
TWS backflow preventer is a mechanical device designed to prevent the reverse flow of contaminated water or other media into a potable water supply system or...
1. What is casting
The liquid metal is poured into a mold cavity with a shape suitable for the part, and after it solidifies, a part product with a certain shape, size and surface quality is obtain...
Tianjin Tanggu Water-seal valve participated in the Suzhou Valve World Exhibition on April 26-27, 2023.
It may be due to the impact of the epidemic in the past two years that the number of ...
In industrial piping systems, butterfly valves, check valves, and gate valves are common valves used to control fluid flow. The sealing performance of these valves directly impacts system safe...
Difference in Working Principle Between NRS Gate Valve and OS&Y Gate Valves
In a non-rising flange gate valve, the lifting screw only rotates without moving up or down, and the only part visib...
How to choose flanged concentric butterfly valve?
Flanged butterfly valves are mainly used in industrial production pipelines. Its main function is to cut off the flow of medium in the pipeline, or...
5 Psi Cracking Pressure Check Valve Related Videos From Youtube