Flanges are mechanical devices that are commonly used in piping systems to connect two pipes, valves, or other equipment components. They serve as a junction point where two sections of pipe can be securely joined together, providing a leak-proof connection. Flanges are typically made from metals such as carbon steel, stainless steel, or cast iron, although they can also be constructed from non-metallic materials like PVC or fiberglass.
The main function of flanges is to create a strong connection between pipes, ensuring that fluids or gases can flow through the system without any leaks. They are designed to withstand high pressures and temperatures, making them suitable for a wide range of industrial applications such as oil refineries, chemical plants, and power generation facilities. Flanges are available in various shapes and sizes, with common types including weld neck, slip-on, socket weld, and blind flanges.
In addition to their primary function of joining pipes, flanges also provide other advantages. They allow for easy maintenance and repair of the piping system since they can be easily disassembled and reassembled without the need to cut and weld the pipes. Flanges also provide flexibility in the system layout as they can be rotated or moved to accommodate changes in pipe alignment. Furthermore, flanges can be customized to incorporate special features like pressure taps, instrument connections, or thermal expansion joints, enhancing the functionality of the piping system. Overall, flanges play a crucial role in ensuring the safe and efficient operation of piping systems in various industries.