Warmly celebrate the successful revision of the company's website

In order to better enhance the company's image, strengthen publicity, create good conditions for the company's operation and development, and more prominently display the scale and strength of our company, and better display the company's external image, the company's official website has been successfully upgraded recently The revision is completed, making the website content richer and updated more timely.

Common butterfly valve fault elimination methods

Common butterfly valve fault elimination methods Cause of failure: leakage of the sealing surface, and sundries are included in the butterfly plate and sealing ring of the butterfly valve. Elimination method: eliminate impurities and clean the inner cavity of the valve. Cause of failure: The butterfly plate and seal closing position of the butterfly valve are not in the right place. Elimination method: Adjust the limit screws of the actuator such as worm gear or electric actuator to achieve the correct closing position of the valve. Cause of failure: The outlet is equipped with flange bolts that are stressed or not compressed. Elimination method: check the flange plane and bolt pressing force, which should be evenly compressed. Cause of failure: The direction of the pressure test is not as required. Elimination method: Install in the direction of the arrow. Cause of failure: Failure of sealing gaskets on both sides. Elimination method: Replace the sealing gasket. Cause of failure: uneven or uncompressed pipe flange compression. Elimination method: compress the flange bolt or re-tighten the bolt with uniform force.

Precautions for valve maintenance

1. Before valve maintenance, the water supply or gas supply of the pipeline must be cut off, and the water or gas accumulated in the pipeline must be emptied to ensure safety. 2. In the process of maintenance, special attention should be paid to understanding the different maintenance methods of various valves, so as to adopt the correct maintenance methods. 3. In the maintenance work, it is necessary to strictly abide by the safety operation procedures, use professional tools and equipment, and take protective measures. 4. During the maintenance of the valve, it is necessary to pay attention to ensure the environmental hygiene of the place where the valve is located to avoid pollution to the environment. The valve is a key component in the pipeline system, and the maintenance of the valve can effectively extend the service life of the valve and ensure the normal operation of the pipeline system. Correct valve maintenance methods and safe operation procedures are important guarantees for valve maintenance, and if there is any problem, you need to seek professional help in time.