Cangzhou Bohai Pipe Fittings Co., Ltd. specializes flange plate 20 welded flange welded flange welded flange includes a plate welded flange, with neck flat welding flanges, weld neck flange. Plate flat welding flange welded flange for nominal pressure of not more than 2.5MPa of pipe connections. Flat welding flange sealing surface can be made smooth style, lenticular and tenon slot three. Smooth Flat welding flange The application of the largest multi-media for under relatively mild conditions of the case, such as the low-pressure non-compressed air purification, low circulating water. Flange Standard: HG20592-2009 (PN series) \ HG20615-2009 (Calss series) Cangzhou Bohai Pipe Fittings Co., Ltd. specializes forged 20 # flange common with large-diameter flange welded flange and welded flange. Range of different structures and use of large-diameter flat welding flanges and welded large-diameter flange, to show the features and advantages will be different pressure vessel 20 # flange, so use to be use for different ranges guarantee Flange play an important role. Large-diameter welded flange steel is poor, for pressure p≤4MPa occasions; also known as high-neck flange welded flange price 20 # flanges, greater rigidity, suitable for high pressure and temperature applications. Type flange sealing surface in three ways: planar sealing surface 20 # flanges for pressure is not high, medium toxic occasions; uneven sealing surface for higher pressure situations; tongue and groove sealing surface wholesale 20 # method blue, for flammable, explosive, toxic medium and high pressure applications. Flanged fittings have different properties in different areas of good performance, adapt to different situations and space, the effectiveness of produce will be different. Wholesale 20 # flange | Cangzhou Bohai (certified) | 20 # Flange Co. provided by Cangzhou Bohai fittings. Cangzhou Bohai Pipe Fittings Co., Ltd. (www.czbh628.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 customer needs. Cangzhou Bohai leadership with the staff warmly welcome all inquiries negotiations to create a better future Cangzhou Bohai.