Understanding Wafer Check Valves

 

In industrial and plumbing applications, fluid flow regulation is essential. The check valve is one part that is necessary for this. Check valves to stop fluid from flowing back the other way while permitting it to flow freely in one direction. Wafer type check valve is a particular type within the check valve family with unique benefits.

What are Wafer Check Valves?

A wafer check valve is a lightweight and small check valve design. It is sometimes referred to as a wafer type check valve. Wafer check valves are fastened between pipe flanges using bolts instead of other check valves that need to be bolted between flanges. They are perfect for space-saving applications because of their "wafer" type installation.

Wafer check valves usually use a tilting disc or swinging disc mechanism internally. The valve body allows the disc to rotate freely, opening to permit flow in the chosen direction when the pressure differential changes; a spring mechanism or the fluid flow presses the disc closed to stop backflow.

How do Wafer Check Valves Work?

Wafer check valves or dual check valves function reliably despite their small size. Usually, they use a swinging disc design. The disk is forced open by the fluid flow in a forward motion. Depending on the type of valve, the disc swings shut by gravity or a spring mechanism when the flow stops or reverses, essentially stopping backflow.

Wafer check valves are available in various materials, including cast iron, stainless steel, and exotic alloys, to accommodate varying fluid handling requirements and pressure and temperature ratings. They come in an extensive array of sizes to fit a variety of pipe diameters.

Advantages of Wafer Check Valves

Wafer check valves are a standard option since they have several benefits. Compared to larger flanged check valves, their small design—achieved by wafer style installation—saves space. This is particularly crucial for apps that have a limited amount of space. Their lightweight design makes them less stressful on piping systems and easier to install. Furthermore, Wafer type check valve are frequently more economical due to their straightforward design and installation procedure. Wafer check valves are a flexible solution for numerous applications since they are available in various sizes and materials, enabling them to manage a broad range of fluids and pressures.

Conclusion

Wafer type dual check valves by Advance Valves offer a potent blend of dependability, affordability, and a design that saves space. When choosing a check valve, consider fluid compatibility, flow rate, and pressure rating. Dual check valves provide additional security in applications requiring complete backflow avoidance. However, not all applications may require their bigger size and higher cost.

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