Cangzhou Bohai Pipe Co., Ltd. specializing in forged 20 # flange common with large-diameter flange welded flange and welded flange. Flat welding flanges and welded large-diameter large-diameter flange of the structure and scope of different use, to show the features and advantages will be different, so when you want to use for the use of different ranges, play an important guarantee Flange role. Large-diameter welded flange steel is poor, for pressure p≤4MPa occasions; also known as high-neck flange welded flange, greater rigidity, suitable for high pressure and temperature applications. Type flange sealing surface in three ways: planar sealing surface, the pressure is not suitable for high, medium nontoxic occasions; uneven sealing surface for higher pressure situations; tongue and groove sealing surface, for flammable, explosive toxic medium and high pressure applications. Pipe flanges different nature has good performance in different fields, and space to adapt to different situations 20 # welded flange, resulting effect will be different. Cangzhou Bohai Pipe Co., Ltd. specializing in the production of 20 # flange (Flange) 20 # flange, also known as the flange or flanges. Tube and pipe flanges are so interconnected parts, connected to the pipe end; also useful for device manufacturers to import and export on the flange 20 # flange for connection between the two devices, such as a gear flange. Flange connection or flange joint, is defined by flanges, gaskets and bolts of the three connected to each other as a group removable composite seal structure couplings, loose 20 # flange, pipe flange means conduit means for piping flange means the device used in the outlet flange on the device. There are holes on the flange, so that the two flange bolts tightly connected. Between flange sealing gasket. Threaded flange points (threaded connection) flange and welding flange and clip flange. Welded flange _ Cangzhou Bohai # 20 (online consultation) _20 # Cangzhou Bohai Flange Co. provided by tube. Cangzhou Bohai Tube Co., Ltd. (www.czbh628.com) (www.hbbh628.com) is an industry leader in Cangzhou, Hebei, three, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customers needs. Cangzhou Bohai leadership with the staff warmly welcome all inquiries negotiations to create a better future Cangzhou Bohai.