1. The stomata
This is a small cavity formed by the gas that the metal solidification process does not escape inside the metal. Its inner wall is smooth and contains gas, which has a high reflectiv...
In order to implement the requirements of the Party Committee of the Ministry of Water Resources on improving the “industry-university-research-application” integration mechanism, the i...
Butterfly valve is a kind of valve, is installed on a pipe, used to control the circulation of medium in a pipe. Butterfly valve is characterized by a simple structure, light weight, the components...
A. Operating torque
The operating torque is the most important parameter for selecting the butterfly valve electric actuator. The output torque of the electric actuator should be 1.2~1.5 times the ...
1. Principle of Y-strainer
Y-strainer is an indispensable Y-strainer device in the pipeline system for conveying fluid medium.
Y-strainers are usually installed at the inlet of pressure reducing va...
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...
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