Gate valve and butterfly valve are two very commonly used valves. Both of them are very different in terms of their own structure and using methods, adaptability to working conditions, etc. This ar...
Manufactured valves must undergo various performance tests, the most important of which is pressure testing. Pressure test is to test whether the pressure value that the valve can withstand meets t...
As a pollution control enterprise, the most important task of a sewage treatment plant is to ensure that the effluent meets the standards. However, with the increasingly strict discharge standards ...
Sealing is to prevent leakage, and the principle of valve sealing is also studied from leakage prevention. There are many factors that affect the sealing performance of butterfly valves, mainly inc...
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...
1. Why do pipelines need to be equipped with air release valve?
When pipes are filled with water, run, or drained, air can accumulate inside them. If it is not discharged, “air blockage”...