Butterfly valves are valves used to regulate or isolate the flow of liquid or gas in a piping system. Among various types of butterfly valves on the market, such as, wafer butterfly valve, lug butt...
The initial stage of the valve industry (1949-1959)
01Organize to serve the recovery of the national economy
The period from 1949 to 1952 was the period of my country’s national economic reco...
Body Structure:
The valve body of flange butterfly valves is usually made by casting or forging processes to ensure that the valve body has sufficient strength and rigidity to withstand the pressur...
What is valve cavitation? How to eliminate it?
Tianjin Tanggu Water-Seal Valve Co., Ltd
Tianjin,CHINA
19th,June,2023
Just as sound can have a negative effect on the human body, certain frequenci...
Wafer type
+ 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 ...
Emerson has introduced the first valve assemblies that meet the design process requirements of Safety Integrity Level (SIL) 3 per the International Electrotechnical Commission’s IEC 61508 standard....