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bellows globe valve vs ordinary globe valve
The difference and comparison between bellows globe valve and ordinary globe valve The bellows globe valve is also called the bellows seal globe valve. Through automatic seam welding, a metal barrier is formed between the fluid medium and the atmosphere to ensure the design of zero leakage of the valve stem. Compared with traditional globe […]
O type |V type ball valve structure principle
Ball valve structure diagram, O-type ball valve structure principle, V-type ball valve structure principle Ball valve structure: Ball valves have many structures, but they are basically the same. They are all round cores with opening and closing parts. They are mainly composed of valve seats, balls, sealing rings, valve stems and other driving devices, which […]
Butterfly valve flange types and introduction
Butterfly valve flange introduction, butterfly valve flange types Butterfly valve flanges are called flanges and flanged parts. It is a product that connects valves and pipes in pipelines. The special flanges for butterfly valves are the same as ordinary flanges, that is, the inner hole is different. The special flange of the butterfly valve has […]
Electric ball valve model preparation/code name designation method
Electric ball valve model preparation/code name designation method in China. As an important equipment in the industrial automation control system, the electric ball valve has been used more and more in recent years due to its simple structure and convenient operation. It can not only be used to cut off or connect the medium in […]
The structure and characteristics of bellows gate valve
The structure and characteristics of bellows gate valve The valve stem of the bellows gate valve adopts a double sealing structure of bellows and packing to ensure a leak-free seal at the valve stem. It is used in power stations, natural gas, ammonia, vacuum, refrigeration systems, hot oil, and hot water systems. It is especially […]
The working principle of the ball valve (GIF)
Principle of Ball Valve (GIF), Principle of Ball Valve Working Principle The opening and closing part of the ball valve is a sphere with a circular channel, which rotates around an axis perpendicular to the channel, and the sphere rotates with the valve stem to achieve the purpose of opening and closing the channel. The […]
Selection and application of eccentric butterfly valve
Selection and application of eccentric butterfly valve The advantages of eccentric butterfly valves and other butterfly valves are very prominent, so they are widely used in all aspects of life and work to meet various requirements. Moreover, with the continuous development of eccentric sealing butterfly valve technology, the space for its use becomes more and […]
full bore ball valve vs reduced bore ball valve
The difference and selection of full bore ball valve and reduced bore ball valve Ball valve is currently the most widely used mechanical product in all valve markets. It is mainly composed of valve body, valve seat, ball, valve stem and transmission device. The ball core is driven to rotate through the actuator to achieve […]
Application of low temperature butterfly valve
Article title: Application of low temperature triple eccentric butterfly valve With the rapid development of industrial technology, more stringent requirements have been put forward for valves, especially for butterfly valves used in low temperature media. In addition to meeting the performance of general valves, it is more important that butterfly valves seal under low temperature […]
Fire-proof and anti-static ball valve and ordinary ball valve
The difference and selection of fire-proof and anti-static ball valve and ordinary ball valve The fire-proof and anti-static ball valve is a kind of pipeline that can be used for natural gas, artificial coal gas, liquefied gas, city gas and non-corrosive gas. It has anti-static and fire-proof devices, that is, it is installed between the […]