General Service Butterfly Valves
This type of butterfly valve is the all-around standard for general processing applications. You can use them for applications involving air, steam, water and other...
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...
The continuous development of the valve industry (1967-1978)
01 Industry development is affected
From 1967 to 1978, due to the great changes in the social environment, the development of the valve ...
In the field of industrial control systems, the selection of high-quality valves is critical for optimum performance and reliability. Without a doubt, one of the most eye-catching names is Tianjin ...
There are often friends who do not understand the relationship between the specifications of “DN”, “Φ” and “”". Today, I will summarize the relationship between ...
Valve selection principle
The selected valve should meet the following basic principles.
(1) Safety and reliability of petrochemical, power station, metallurgy and other industries require continuo...