A flanges is a poduct which is use to connect pipes, valves, pumps and other equipment to form a piping system. Flanges are usually welded or screwed type for connecting. Flanges joints are made by bolting together 2 flanges with a gasket between them to provide a seal and prevent from any leakage. Flanges facing are of different types like Raised face, flat face, Ring-Type Joint, Tongue & Groove, etc.