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Daily maintenance of buried fully welded ball valve     The good technical characteristics of the buried fully welded ball valve make the entire gas pipeline become one (all welded), which str...

Optimal design of seat assembly of bidirectional sealing butterfly valve     In general, in order to achieve the function of two-way sealing of the butterfly valve, the valve seat of the two-way sealing butterfly ...

Development status of China's valve industry After years of development, the number of valve companies in China has risen sharply, with more than 6,000 valve companies of various sizes. The development of ...

Various manufacturing standards for two-way sealing butterfly valves     The butterfly valves we usually see usually have an indicator arrow on the valve body. Everyone knows that this arrow indicates the dire...

my country's valve industry must improve intellectual capital factors     The many problems that have caused the valve industry are mainly the rapid expansion of the market after the reform and opening up, and ...

High temperature ball valve test requirements      We know that high-temperature ball valves are mainly valves that operate in some high-temperature and harsh environments, such as in th...

Introduction of spring-loaded safety valve structure [picture]      We know that safety valves can be divided into vertical type, lever type, pilot type and spring type safety valve according to the stru...

What is a two-way hard seal butterfly valve?      For the hard-sealed butterfly valve, many of my friends know and have heard of the two-way hard-sealed butterfly valve. So, what is the...

Adjustment method of closed safety safety valve      Closed safety valve is a kind of equipment that can be used in equipment and pipelines of air, petroleum gas and other media with a wor...