1) Stainless steel flange and carbon steel flange 2) Standard: ASME, ANSI, API, JIS, JPI... 3)Material :316L 316 SUS316L Forged ... flanges 1 Certificates: ISO and TUV 2 Standard: ASME, ANSI, JIS, DIN, UNI, BS, 3 Material: 316L, 316Ti, 304L, ... . Our main flanges: Slip-on flange, welding neck flange, threaded flange, blind flange, socket welding flange, lap joint flange and flat plates. Also we can ...