Class 125 Cast Iron Swing Check Valve

Class 125 Cast Iron Swing Check Valve

Swing check valve is also called one-way valve or check valve. Its function is to prevent the medium in the pipeline from flowing back. The opening and closing parts open or close by themselves depending on the flow and force of the medium to prevent the backflow of the medium. The valve is called a check valve. Check valves are automatic valves and are mainly used on pipelines with one-way flow of media. They only allow the medium to flow in one direction to prevent accidents. ​
1. Purpose of swing check valve: Swing check valve is suitable for nominal pressure PN1.0MPa~42.0MPa, Class150-2500; nominal diameter DN15~1200mm, NPS1/2~48; working temperature -196~540 ℃, used to prevent medium backflow on various pipelines. By selecting different materials, it can be used in various media such as water, steam, oil, nitric acid, acetic acid, strong oxidizing media and urea.

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