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German standard flat flange
German standard flat flange

German standard flat flange

The European flange system represented by German standard flat flange is divided into 6 grades including PN0.25...
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The European flange system represented by German standard flat flange is divided into 6 grades including PN0.25, PN0.6, PN1.0, PN1.6, PN2.5 and PN4.0.

German standard flat flange connection is the two pipes, pipe fittings or equipment, respectively fixed in a flange plate, between the two flange plates, plus flange pad, with bolts together, to complete the connection. Some pipe fittings and equipment have their own flange, is also a flange connection. Flange connection is an important way of pipeline construction. Flange connection is easy to use, can withstand greater pressure. Flange connection is widely used in industrial pipelines. In the home, the pipe diameter is small, and is low pressure, can not see the flange connection. If you are in a boiler room or production site, there are flanged pipes and equipment everywhere.

According to the connection mode, there are butt welding flange, socket welding flange, threaded flange, loose flange, sliding flange.

Compared with neck flange, flat flange can be divided into carbon steel flat flange, stainless steel flat flange and alloy steel flat flange according to the material. The structural form of flange has integral flange and unit flange.