A flange is a component that is used to combine two pipe elements with a valve or pipe with other equipment into one whole unit using bolts as the adhesive.
Blind Flange - Lap Joint Flange - Slip On Flange - Socket Weld Flange - Threaded Flange - Welding Neck Flange All of these flanges have raised flange faces except the lap joint flange which only has a flat flange face
