... / DIN / BS / JIS Forged Flanges: Dimension Standard: ANSI B16.5 1/2-24 CLASS 150-2500 ANSI B16.47 26-60 ... CLASS 75-900 API 6A 1-13/16-30 CLASS 2000-20000 AWWA C207 4-144 ... : Flat, Slip on, Blind, Welding Neck, Threaded, Lapped, Orifice, Figure 8 Blind, Swivel and etc, we can produce as per buyer ...