... DIN, BS, JIS, EN, JB, GB, HG, UNI CS,SS... female flang Technics: Forged Size: from 1/2 to 200 inch ... Of Jointing Faces: raised face; ring joint face; tongue and groove face; male and female face; lapped joint; flat face; threaded Connection: Welding ... Varieties: Threaded Flange, Slip-On Flange (SO), Socket Welding Flange, Lap Joint ...