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1. Determine the valve type based on comprehensive economic effects There are several types of applicable valves that meet the above functional requirements. At this time, a certain valve type should be determined based on the economic effects. To...
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1) Adjustment function ① The valve is required to operate smoothly; ② The small opening has good adjustment performance; ③ Select the required flow characteristics; ④ Meet the adjustable ratio; ⑤ Small resistance and large flow ratio (the ratio of...
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1. Increase the opening and extend the service life When starting to use the Plug Valve, try to work at a wide opening, such as 80%. In this way, the erosion, wear and other damage caused by the initial impurities in the pipeline occurs in places...
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1. Current status and analysis of Plug Valve sealing Cast stone Plug Valve is an ideal opening and closing device in ash and slag pipelines. The quality and service life of the seal directly affect the quality and service life of the valve. In the...