Check valves, also known as one-way valves, are types of valves that allow the flow of fluid in only one direction. They are designed to prevent backflow or reverse flow of fluid in piping systems, which can cause damage to equipment and create safety hazards.
Check valves can be used in a wide range of applications, including water and sewage systems, chemical processing, oil and gas production, and HVAC systems. They are often used in systems where a pump or compressor is used to create pressure or vacuum, as they help to prevent damage to the pump or compressor by preventing fluid from flowing back through the system.
There are several types of check valves, including ball check valves, swing check valves, tilting disc check valves, and lift check valves. Each type of check valve has its own unique features and advantages, and the choice of valve will depend on the specific application and the requirements of the system.
Overall, check valves are an important component of many piping systems, helping to ensure the safe and efficient flow of fluids in a wide range of industrial, commercial, and residential applications.
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