Forging flange connection is the two pipes, pipe fittings or equipment, first each fixed in a flange, two flange between, plus flange pad, bolted together to complete the connection. Some pipe fittings and equipment have brought flanges, also belong to flange connection. Flange connection is an important connection method in pipeline construction.
Flange in suspended floor building valve of cathode maintenance of pipeline network and the need to suspend the potential shard (district) isolated in buried pipe valve butt welding flange forging flange connection using the lunch, can withstand greater pressure of carbon steel flanges flanges all at the same time in the two planes use bolts to connect the surrounding blockade connecting parts, but this connection is only a partial of equipment.