Butterfly Valves
Bray - PTFE Lined Butterfly Valve - Series 22/23
PTFE Lined Butterfly Valve for Corrosion Resistance and Long Service Life
Bray's Series 22/23 lined butterfly valve features a state-of-the-art design that provides excellent shutoff protection (bubble-tight shutoff) and high Cv values with exceptionally long service life. The Series 22/23 resilient seated butterfly valve is available in a variety of materials including PTFE, PFA, Stainless Steel, UHMWPE and special alloys to fit a wide range of customer requirements.
Specification / Detail
| Size Range | NPS 2 to 24 / DN 50 to 600 |
| Body Materials | Ductile Iron, Carbon Steel, Stainless Steel |
| Temperature Range | 0°F to 392°F (-18°C to 200°C) |
| Stem Materials | 17-4 PH Stainless Steel |
| Maximum Allowable Operating Pressure | 150 psi (10 Bar) |
| Seat Materials | PTFE, Conductive PTFE, UHMWPE |
| Shutoff Rating | Bidirectional Bubble-tight |
| Disc Materials | Stainless Steel, PTFE/SS, PFA/SS, UHMWPE/SS, UHMWPE/DI, Hastelloy®, Titanium |
| Body Style | Wafer, Lug |
| Flange Drilling | ASME B16.1 Class 125, ASME B16.5 Class 150, EN 1092 PN 10, 16 |
| Design Standard | ASME B16.34, ASME VIII, API 609 |
| Testing Standard | MSS SP-61, API 598, EN 12266-1 |
| Seat Energizer Material | Silicone | FKM |
| Certifications | ABS, ATEX, Bureau Veritas, DNV, PED, PE(S)R, SIL |
| Face to Face | MSS SP-67, API 609 Category A, EN 558 Series 20 |