... DN12002), Material: carbon steel, stainless steel3), Standard: ANSI, JIS, DIN, BS4504, SABS1123, EN1092-1, UNI, AS21294), Types: WN, SO, BL, Plate, Thread, Socket ... and etc5), Process: free forging, plate cutting6), Packing: in wooden cases and pallets ... to visit our factory, and establish long term cooperation. Carbon Steel Flanges/pipe fitting