... : 1/2-78 inch, DN15-2000 Standard: ANSI, JIS, DIN, UNI, BS flat flangesOur flat flanges include carbon steel and stainless ... , F316L, 316Ti3), Standard: ANSI, JIS, DIN, BS4504, SABS1123, EN1092-1, UNI, AS21294), Types: WN, SO, BL, Plate, Thread, Socket and etc5 ...