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A butterfly valve is a type of flow control device, typically used to regulate a fluid flowing through a section of pipe. The valve is called a "butterfly" valve because the metal disc that blocks the flow of fluid is shaped like a butterfly. The disc is mounted on a rotating shaft, and when the valve is fully closed, the disc blocks the line. When the valve is fully open, the disc is rotated a quarter turn so that it allows an almost unrestricted passage of the fluid.
Butterfly valves are known for their simple design, compact size, and ease of use. They are often used in applications where space is limited and where a quick shut-off is required. The valve can be operated manually, using a handle or a gear, or automatically, using an actuator.
There are several types of butterfly valves, including concentric, double-eccentric, and triple-eccentric designs. Concentric butterfly valves have a rubber-lined seat and are typically used for low-pressure applications. Double-eccentric and triple-eccentric butterfly valves are designed for higher pressure applications and have metal seats.
One of the main advantages of butterfly valves is their cost-effectiveness. They are generally less expensive than other types of valves, such as ball valves or gate valves. Additionally, they are lightweight and require less structural support, which can further reduce installation costs.
Butterfly valves are used in a wide range of industries, including water treatment, chemical processing, and oil and gas. They are suitable for both on/off and throttling services. However, they are not recommended for applications where a tight seal is required, as they may allow some leakage.
In summary, butterfly valves are versatile, cost-effective, and easy to operate. They are suitable for a variety of applications and are available in different designs to meet specific needs. Whether used for regulating flow or providing a quick shut-off, butterfly valves are a reliable choice for many industries.
Product butterfly valve Size 24“ Pressure 300LB Medium Water, Oil ,Air
