Gas Backflow Preventer - Manufacturers, Factory, Suppliers from China

Gas Backflow Preventer, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Resilient seated Butterfly valves: Difference between Wafer and Lug

+ 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 ...
What should we do if the butterfly valve leaks? Check out these 5 aspects!

In the daily use of butterfly valves, various failures are often encountered. The leakage of the valve body and bonnet of the butterfly valve is one of the many failures. What is the reason for thi...
What should we do if the butterfly valve leaks? Check out these 5 aspects!

In the daily use of butterfly valves, various failures are often encountered. The leakage of the valve body and bonnet of the butterfly valve is one of the many failures. What is the reason for thi...
ECWATECH 2016 of Moscow Russia

We attended ECWATECH 2016 of Moscow Russia from April 26~28,our booth no is E9.0.
Butterfly valve knowledge discussion

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...
Butterfly valve installation, use and maintenance instructions---TWS Valve

1. Before installation, it is necessary to carefully check whether the logo and certificate of the butterfly valve meet the requirements of use, and should be cleaned after verification. 2. The but...