The production of high-pressure stainless steel flanges, high pressure stainless steel welded flange factory quotes a high-pressure pipe flange with flange (flange or disk access) by casting, and can also be threaded or welded constitute flange connection means the a pair of flanges, a gasket and a number of bolts and nuts. gasket on the between two flange sealing surface, tighten the nut than the pressure on the gasket surface deformation reaches a certain value, and fill the sealing surface on uneven at, so join in not leak tight flange connection is a detachable connection by the connection of the components can be divided into the vessel flange and pipe flange. structure type, integral flange Looper flange and threaded flange common integral flange welded flange welded flange.