Standard: ANSI B16.5 Class:150, 300, 600, 900, 1500, 2500 Size: ... , Energy, Nuclear, Automotive, Military, and so on..ANSI B16.5 FlangeClass:- 150, 300, 400, 600, 900, 1500, ... GH3128, GH3030, GH2132, GH1140Our standard Flanges:- ANSI B16.5, B16.47- ASME B16.5, B16.47- JIS B2220- BS10, BS3293, BS4504- ... 1092-1- API605, 6A ,6B MSS SP44 AWWA C207Welcome to contact us for further information.Zhejiang ...