Cang Sheng Hebei Pipe Manufacturing Co., Ltd. specializes in producing welded flange, good whole plane plate flat welding flange welded flange, quality and low prices! Plate welded flange (chemical standards HG20593, national standard GB / T9119, machinery JB / T81): 20 # carbon steel easily obtained welded flange, create a simple, low cost Q235B steel welded flange, widely used; less rigid, and therefore not be used in chemical process piping systems and a high degree of supply and demand, flammable, explosive and high vacuum degree requirements, extremely hazardous situations. Sealing surface with a flat and raised face. Welded flange where the good? Hebei Cang Sheng quality, processing speed! Flat welding flange (FF) DN250PN1.6 spot sales! ! Flat welding seam can not ray detection, with neck flat welding flange welded pipe and flange weld form of fillet, flat fillet weld two girth weld, welding flange with neck and without neck the difference lies flat welding flange welded flange with neck than without the neck-welding flange welded parts per cent more in the pipeline to one place, without the neck-welding flange is flat flange without flange The boss is also flat fillet. Hebei welded flange, welded flange HG20593, high quality (certified merchants) provides Cang Sheng Hebei Pipe Manufacturing Co., Ltd. from. Cang Sheng Hebei Pipe Manufacturing Co., Ltd. (www.csyrb.com) (www. Hbcsgj.com) is specialized in the "elbow, flanges, tees, reducers, casing, socket, head cap, power plants parts "of the enterprise, the company of" honesty, hard service "concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Yang.