Before the valve is installed, the valve strength test and valve sealing test should be performed on the valve hydraulic test bench. 20% of low-pressure valves should be inspected randomly...
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...
Gate valves and butterfly valves are used as switches to regulate the flow rate in pipeline use. Of course, there are still methods in the selection process of butterfly valves and gate valves.
In ...
The China (Guangxi)–ASEAN International Expo on Construction Materials and Machinery opened at the Nanning International Convention and Exhibition Center. Government officials and industry represen...
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...
Valve sealing is an important part of the whole valve, its main purpose is to prevent leakage, the valve sealing seat is also called sealing ring, it is an organization that is directly in contact ...
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