... on..ASME B16.5 FlangeClass:- 150, 300, 400, 600, 900, 1500, 2500Size:- 1/2" -24"Types: - Welding Neck (WN), ... Flat (FF), Ring Type Joint (RTJ), Ring Joint (RJ), Tongue and Groove (TG), Male and Female (MFM)Material ... GH3128, GH3030, GH2132, GH1140Our standard Flanges:- ANSI B16.5, B16.47- ASME B16.5, B16.47- JIS B2220- BS10, BS3293, BS4504- DIN ... -8588-8633Website: www.chinachaowei.com ASME B16.5 Flange