CV VALUES
Butterfly Valves - Series BFV-LOW COST, LEVER OPERATED, LUG OR WAFER PATTERN, 225 PSIG ; Service: Compatible liquids, gases and steam ; Line Size: 2" to 12" ; Body Style: 2-way, wafer or lug butterfly ; End Connections: Flange, to be used with flanges that are ANSI Class 125 (B16.1) and ANSI Class 150 (B16.5) dimensions ; Pressure Limits: 225 PSI (151.5 bar) WOG ; Wetted Materials: Body: Ductile iron ; Disc: 316 SS ; Seat and O-ring: EPDM or PTFE ; Stem: 410 SS ; Temperature Limits: EPDM: -50 to 250 °F (-46 to 121 °C). ; PTFE; 0 to 300 °F (-18 to 149 °C) ; Bearings: Nylatron ; Flow Rate: See Cv chart ; Operator: 2 to 6": 10-position locking hand lever. 8 to 12": manual gear
Full Open 90 °: 600
| Pipe Size | 4" |
| Max. Pressure | 225 PSI |
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| Type | Wafer |
| Liner | PTFE |
| Degree Opening 10 ° | 0.5 |
| Degree Opening 20 ° | 17 |
| Degree Opening 30 ° | 17 |
| Degree Opening 40 ° | 78 |
| Degree Opening 50 ° | 139 |
| Degree Opening 60 ° | 230 |
| Degree Opening 70 ° | 364 |
| Full Open 80 ° | 546 |
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