Flat welding flange 20 # | 20 # flanges | Cangzhou Bohai

 Cangzhou Bohai Pipe Fittings Co., GB 20 # flange weld neck flange Loose ring Flange Loose ring with butt weld neck flange Loose ring flange plate flat welding ring Loose plate flange plate turned loose flange locking device after another in order to satisfy the need to bring 20 # flange diameter flat welding, there is a hole in the ship shank 20 # flange bolt holes can not be subject to vibration loosening when there The flange bolts not be conducted carefully threaded rod 20 # flanges, called thin rod bolt flange. This flange bolts favor by variable force coupling. with special high strength bolts on steel. the head will do bigger dimensions also change galvanized steel bar is molten matrix metal and iron alloy layer produced by the reaction. Flange Standard: HG20592-2009 (PN series) \ HG20615-2009 (Calss series) Cangzhou Bohai Pipe Co., Ltd. 20 # loose flanges loose flanges with weld ring: a cost savings. When the pipe material particular, when the price is expensive, the cost of welding flange same material is high. 2, does not facilitate easy welding or large processing or required strength. Such as plastic pipe, glass pipe and the like. 3, ease of construction. Such as connecting flange bolt holes are not easy to find the corresponding positive or prevent future replacement of equipment, such as a change in the flange bolt holes. Flat welding flange 20 # | 20 # flanges | Cangzhou Bohai Ltd. Cangzhou Bohai provided by tube. Cangzhou Bohai Pipe Fittings Co., Ltd. (www.czbh628.com) (www.hbbh628.com) strong, credible, and other industries in Hebei Cangzhou tee accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Cangzhou Bohai and you hand into the brilliant, for a better future!