How to clean the pneumatic eccentric hemisphere valve- High temperature hemisphere valve - Wenzhou Deyue Valve Co., Ltd

How to clean the pneumatic eccentric hemisphere valve?

Published on: October 14, 2020 Font size: large    in    Small
Pneumatic The cleaning method is as follows:
1. Cleaning method shall be based on Pneumatic eccentric hemisphere valve It is determined by the use requirements of the pipeline, the type of transmission medium in the pipeline, and the degree of dirt on the internal surface of the pipeline.
two Washable Generally, the pressure shall not exceed the working pressure of the pipeline system and shall not be less than one fourth of the working pressure.
three clean The medium of shall be selected according to the design requirements, the use of valves and pipes and the construction conditions.
4. Except for non-ferrous metal and non-metallic pipes, hammer shall be used to hit the pipe wall, especially the welds, dead corners and pipe bottom parts, but the pipes shall not be damaged;
5. If compressed air is used for purging, it is necessary to ensure that the medium flow rate in the system is greater than 20m/s. Place white paper or white cloth at the outlet for inspection and wait about 5min. If there is no rust, dust and other impurities discharged, it is qualified;
6. After cleaning, it is necessary to fill in the cleaning record carefully.
Pneumatic eccentric hemisphere valve