Discussing the control of corrosive environments for valves
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The atmosphere is filled with dust, water vapor, and smoke; especially in manufacturing environments, toxic gases and dust emitted from chimneys and equipment can cause varying degrees of corrosion to valves. Valves should be cleaned and purged regularly in accordance with the procedures specified, and lubricated periodically; this is an effective measure to control environmental corrosion. Installing protective covers on valve stems, providing wells for floor valves, and painting the surfaces of valves are also effective ways to prevent corrosive substances from damaging the valves. Rising ambient temperatures and air pollution accelerate the corrosion of equipment and valves in enclosed environments; it is advisable to use open-type workshops or implement ventilation and cooling measures to reduce environmental corrosion.
The environmental corrosion to which valves are exposed primarily stems from dust, moisture, smoke, and various toxic gases in the air. To effectively control this type of corrosion, the following measures can be taken: 1. Regular maintenance: Strictly follow the operating procedures by regularly cleaning the dust and dirt from the valve surface, as well as performing purging and lubrication. 2. Physical protection measures: Install protective covers on the valve stem ； Underground valves are equipped with well protection ； The surface of the valve is coated with anti-corrosion paint to prevent direct contact with corrosive substances. 3. Environmental improvement measures: Improve the environmental conditions in the area where the equipment is located by using open workshops and ventilation systems to cool the environment, thereby reducing air humidity and pollutant concentrations and slowing down the rate of equipment corrosion. Through the above methods, the rate of damage to valves in corrosive environments can be significantly slowed down, extending their service life and ensuring production safety. .