Hydraulic Ball Valves Manufacturers introduce the treatment method of valve not closing tightly:

1. There are impurities stuck on the sealing surface of the valve: sometimes the valve is suddenly not closed tightly. It may be that there are impurities stuck between the sealing surfaces of the valve. At this time, it should not be forced to close, but the valve should be opened slightly, and then try to close again, repeatedly Try it, it can be ruled out in general, otherwise it should be checked again. The quality of the media should also be kept clean.

2. The valve stem thread is rusted: Usually, when the valve in the open state is accidentally closed, because the valve stem thread has been rusted, it will also happen that the valve is not closed tightly. In this case, the valve can be opened and closed several times, that is, the valve can be closed tightly without grinding and repairing the valve.

3. The sealing surface of the valve is damaged: For the case where the switch is still not tightly closed after trying many times, that is, the sealing surface is damaged, or the sealing surface is damaged by corrosion, particle scratches in the medium, etc., which should be reported for repair. deal with.

4. Poor connection between the valve stem and the valve disc: In this case, it is necessary to add lubricating oil to the valve stem and valve stem nut to ensure the flexible switching of the valve. There must be a set of formal maintenance programs to strengthen the maintenance of valves.

Through the above introduction, Hydraulic Valves Factory hopes that you can simply refer to the content of this article in future use.