Cangzhou Bohai Tube Co. specializing in the production of 20 # flange (Flange), also known as the flange or flanges. Tube and pipe flanges are interconnected parts, connected to the pipe end; also useful in equipment import and export on the flange for connection between the two devices, such as reducer flange. Flange connection or flange joints, is defined by the flanges, gaskets and bolts of the three interconnected as a combination of a set of detachable connection seal structure, pipe flange means plumbing fixtures in piping flanges, used in equipment means the outlet flange on the device. There are holes on the flange, so that the two flange bolts tightly connected. Between the flange sealing gasket. Threaded flange connection points (threaded connection) flange and welding flange and flange clip. Bohai Tube Co., Ltd. specializes in manufacturing 20 # flange blind flange plate international standard character system a few wholesale 20 # flange, flange connection or flange joint offer 20 # flange, is defined by the flanges, gaskets and bolts as a set of three interconnected combination seal structure can be folded connection, character blind refers to the pipeline unit piping flange, with the flange on the import and export of equipment means equipment. 2, the international character of the tube Several blind flange standard system 1) flange system Europe: Germany DIN (including the Soviet Union) 2) JIS flange: in the petrochemical device manufacturers are generally used only for public works 20 # flanges, international influence small, in the international system has not formed an independent. 3, our character flange blind plate national standards GB Cangzhou Bohai (Figure), offer 20 # flanges 20 # Flange Co., Ltd. Shandong provided by Cangzhou Bohai fittings. Cangzhou Bohai Pipe Fittings Co., Ltd. (www.czbh628.com) adhere to the "people-oriented" business philosophy, has a professional staff, and strive to provide the best products and services to contribute to the community, and to welcome new and old customers to visit and sincere cooperation for a better future. Cangzhou Bohai - your trusted friend, Company Address: Industrial Zone, Cangzhou Mengcun, Contact: Zhangsong Wei.