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...
Dual plate check valves and rubber-sealed swing check valves are two important components in the field of fluid control and regulation. These valves play a vital role in preventing fluid back flow ...
The advantages and uses of the electric butterfly valve have:
Electric butterfly valve is a very common pipeline flow regulation device, which is widely used and involves many fields, such as the ...
1. What is stainless steel? What is duplex stainless steel?
Stainless steel is a general term for a type of corrosion-resistant steel, and its types are mainly classified based on the microstructur...
+ Lighter
+ Cheaper
+ Easy installation
- Pipe flanges required
- More difficult to centre
- Not suitable as end valve
In the case of a Wafer-style butterfly valve, the body is annular with a few ...
The flow characteristics of the regulating valve are mainly four kinds of flow characteristics such as linear percentage fast opening and parabola. When installed in the actual control process, the...