Cangzhou Bohai Tube Co. specializing in the production of 20 # flange welded flange sliding flange: sliding flange has a low hub because the pipe before entering the single flange welding. This is welded inside and outside provide sufficient strength to prevent leakage. Wholesale sliding flange 20 # flanges, all matching bored slightly larger than the outside diameter of the pipe they are welded neck flange loose set of 20 # flange, due to lower initial cost, many users of marine flange 20 # But probably not the final installation costs than because of the increase in weld neck flanges less. Cangzhou Bohai Pipe Fittings Co., Ltd. specializes corrosion flange 20 # E-2400 / E2000 packing flange temperature - 149 ° C for temperature. E-2400 / E2000 high temperature corrosion protection flange connection flange packing for temperatures up to 149 ° C at high temperature in the design of the product from corrosion. E-2400 / E2000 is a non-electrolytically in a gel for steel flanges 20 # flanges, bolts, pipes and corrosion protection structures. ASTM-B1117 salt spray test with nut bolt assembly were 2000 hours of testing, with the E2000 / 2400 protected area can still be turned by hand. Proper use of E2000 / 2400 to help protect the flange connection from corrosion. Cangzhou Bohai Sea (Figure) _ flat welding flange _20 # 20 # is provided by Cangzhou Bohai Flange Co. 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.