The GB flange connection is to fix two pipes, pipe fittings or equipment to a flange plate, and then add flange pads between the two flange plates and fasten them with bolts. connection. Some pipe fittings and equipment already have flanges, which are also flange connections. Flange connection is an important connection method for pipeline construction. The flange connection is easy to use and can withstand large pressures. The flange connection is widely used in industrial pipelines. In the home, the pipe diameter is small and the pressure is low, so the flange connection is not visible. If in a boiler room or production site, flanged pipes and equipment are everywhere.
According to the connection method, the flange connection types can be divided into: plate-type flat welding flanges, flat neck welding flanges with necks, butt welding flanges with necks, socket welding flanges, thread flanges, flange covers, and neck pairs Welded ring loose sleeve flange, flat welded ring loose sleeve flange, ring groove surface flange and flange cover, large diameter flat flange, large diameter high neck flange, blind straight plate, butt weld ring loose sleeve flange, etc. .