Welding slag, rust, slag, etc. in the pipeline cause blockage or jam in the throttle, guide part, and balance hole of the lower
bonnet, resulting in strain and scratches on the curved surface of the valve core,
With the development of society and economy, the use of valves is becoming more and more extensive, and there are many varieties of valves used in pipelines.
In the automatic control of modern factories, regulating valves play a very important role, and the production of these factories depends on the correct distribution and control of the flowing medium.
Recently, the State Administration for Market Regulation issued Announcement No. 12 of 2022, approving the release and implementation of 20 national metrology technical specifications including
After the worm gear butterfly valve is installed and put into work, it is necessary to pay attention to the
maintenance of the worm gear butterfly valve.
The flow rate and flow rate of the valve mainly depend on the diameter of the valve, and it is also related to
the resistance of the valve structure to the medium.
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