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What is the ball valve and how many types of the ball valve are there? The ball valve is a type of the rotary valve. The disc of the ball valve is the ball, which can rotate 90 degrees around the valve stem so as to fulfill the function of opening and closing the ball valve. The ball valve has the functions...

The market trends of valves are closely related to our lives, such as the API standard gate valves, globe valves and check valves are mainly applied to the petrochemical industry; gate valves with large diameters are mainly used for urban water supply pipelines; center line butterfly valves are mainly...

The history of regulating valve can be tracked back to the earliest self-operated regulating valve. Its original structure is a kind of spherical valve with a heavy hammer, which was regulated by using the heavy hammer to balance the fluid action of spool. This kind of regulating valve turns into self-operated...

With China carrying out energy conservation strategy, accelerating cultivation and development of strategic emerging industry, construction scale and service scope of sewage treatment industry in China will be expanded further. Construction market and operation market of sewage treatment will enter...

In recent years, although manufacturing technology of valves in China makes a great progress, Chinese valve industry is still limited by casting technique for further development. Facing with more and more drastic competition on valve market and tenser and tenser resources market, amounts of wastage...