... and producing many flanges Welding Neck FlangeFeatures:1) Stainless steel flange and carbon steel flange2) Standard: ANSI, JIS, DIN3) ... 316L, 316Ti, 304L, 321, F304, 16Mo3, 13CrMo4-54) Production with anneal solution for stainless performance5) Special design availableWe exported our ... producing many flanges, including non-standard flanges. Flange (Welding Neck Flange, Welded Flange, Moving Flange)