Flange is a device used to connect pipes, pipe fittings, containers and other equipment. It is usually used in petroleum, chemical industry, electric power and other fields.
According to different structural forms, flanges can be divided into plate flanges,weld neck flanges, slip on flange, threaded flanges, socket flanges, blind flanges, etc.
According to different materials, flanges can be divided into carbon steel flanges, stainless steel flanges, alloy steel flanges, copper flanges, plastic flanges, etc.