Flat hinges are the most common type of many hinges. Flat hinges are used to open and close doors or lids, and should be selected according to the place of use, the thickness of the door and the mounting position, etc. Flat hinges, which are indispensable components for opening and closing operations, have symmetrical shapes consisting of 2 wings and 1 rotary shaft. Our flat hinges are made of high quality carbon steel, and particularly excellent in durability and load capacity. They are constructed from a variety of steel thicknesses: 0098'', 12 gauge, 1/8''or 3/16''. These flat hinges have no screw holes and built to last for welding and range from 2″ in width up to 6″. Select one for the operating environments.