Valves - Butterfly Butterfly General ServiceSize: 2″ to 24″Pressure Class: PN 6 to 16, ANSI 150 to 300End Connections: FF, RF, Table D/E/HMaterials: CI, CS, 316 SS, EPDM Lined, PTFE Lined High Performance Size: 2″ to 24″ Pressure Class: ANSI 150 to 1500 End Connections: RF, Wafer, Lugged, Double Flanged Materials: CS, 316 SS, Exotic Materials AutomatedSize: 2″ to 24″Pressure Class: PN 6 to 16, ANSI 150 to 300End Connections: FF, RF, Table D/E/HMaterials: CI, CS, 316 SS, EPDM Lined, PTFE Lined