... ,1.6,2.5,4.0,6.4,10.0,16.0,25.0,32.0,40.0ANSICL150, 300, 400, 600 ... —1000mmFlange FacingsFlat face, Raised face, Longue, Groove, Spigot, Recess, O-ring spigot, O-ring spigot.StandardDIN2527,DIN2566,DIN2573,DIN2573,DIN2576,DIN2631,DIN2632 ... low prices!You will get our quick reply! ANSI B 16.5 Flange