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High platform ball valve installation should pay attention to what
发布日期：2017-11-24 22:58:00 点击数：2788 次
High platform ball valve is one of the more common ball valve, mainly for supporting the use of electric and pneumatic valves, because the ball valve above also need to add a drive, whether electric or pneumatic, need to pay attention to several details:
First, to leave the valve stem rotation position;
Second, this valve can not be used for throttling;
Third, if it is with the ball valve actuator must be mounted upright;
　　About the working principle of the high platform ball valve: It is by rotating the valve to make the valve unblocked or blocked. Ball valve switch is light, small size, can be made of large diameter, reliable sealing, simple structure, easy maintenance, sealing surface and the spherical surface is often closed, not easy to be media erosion, widely used in various industries;
In addition the high platform ball valve is mainly used in the pipeline to cut off, distribute and change the flow direction of the medium. Of course, this valve will be based on the material is not the same, the effect is not the same, but the market is relatively speaking, stainless steel is relatively more, some of the requirements of the cast steel is difficult to achieve.
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