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02
2021-07
The meaning of the stop valve, what is the stop valve?
The shut-off valve, also known as the shut-off valve, is a forced-sealing valve, so when the valve is closed, pressure must be applied to the disc to force the sealing surface to not leak. When the medium enters the valve from below the...
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02
2021-07
The working principle and characteristics of the globe valve
The stop valve, also called the cut off valve, is one of the most widely used threaded stop valve illustrations. The reason why it is so popular is that the friction between the sealing surfaces is small during the opening and closing...
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02
2021-07
Selection criteria for check valves
The selection criteria of the check valve are as follows:1. In order to prevent the medium from flowing back, check valves should be installed on the equipment, devices and pipelines;2. Check valves are generally suitable for clean media,...
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02
2021-07
Development history of check valve industry
China's valve industry chain is numerous, but it is not a powerful valve country. Generally speaking, my country has entered the ranks of the world's valve powers, but from the perspective of product quality, there is still a long...
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02
2021-07
The valve is not closed tightly, what should I pay attention to in daily maintenance?
During the entire application process of the valve, there will be some confusing problems, such as the valve cannot be closed tightly or closed. What should I do?Under normal circumstances, if the valve is not closed tightly, first...
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02
2021-07
Standards for the fire test of valves in China and the United States
The industrial production of petrochemical equipment is the leading industry in the social economy. Its production process is complicated, and most of the raw materials, semi-finished products, and finished products used in the processing...
