Pneumatic Actuator Butterfly Valve DN25-300mm with 16 Bar Pressure Rating and EPDM Liner for Industrial Applications
Air actuated butterfly valves available with double acting or spring return function, featuring EPDM liner for extended service life and minimal maintenance requirements.
Self-lubricating bearings ensure precise shaft guidance and rotation without seizure or premature wear. All valves are supplied as complete assembled packages with pneumatic actuators, fully tested and certified before dispatch.
- WRAS approved valve (50mm - 300mm sizes)
- Suitable for wafer fitting between PN6/10/16, ANSI 150, D/E flanges
- Epoxy coated body for corrosion resistance
- Complete assembled package ready for installation
- Air connection to Namur/VDE 3845 on actuator
- Double or single (spring return) acting actuator options
25mm - 200mm: 16 bar | 250mm - 300mm: 10 bar
-10°C to 120°C (special actuator mounting kit required above 80°C)
| SIZE | DN25 | DN32 | DN40 | DN50 | DN65 | DN80 | DN100 | DN125 | DN150 | DN200 | DN250 | DN300 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A | 33 | 33 | 33 | 43 | 46 | 46 | 52 | 56 | 56 | 60 | 68 | 78 |
| B | 65 | 73 | 82 | 89 | 102 | 118 | 150 | 174 | 205 | 260 | 318 | 376 |
| C | 51 | 56 | 63 | 62 | 69 | 90 | 106 | 119 | 131 | 166 | 202 | 235 |
| D | 104 | 110 | 116 | 126 | 136 | 150 | 170 | 180 | 200 | 230 | 266 | 292 |
| E* (s) | 90 | 90 | 109 | 120 | 133 | 133 | 143 | 191 | 191 | 230 | (m) | (m) |
| E* (d) | 90 | 90 | 90 | 90 | 109 | 109 | 120 | 133 | 143 | 191 | 208 | 230 |
| F (s) | 154 | 154 | 189 | 210 | 229 | 229 | 264 | 337 | 337 | 412 | 488 | 550 |
| F (d) | 154 | 154 | 154 | 154 | 189 | 189 | 210 | 229 | 264 | 337 | 377 | 412 |
| Weight Kg (s) | 5.2 | 5.2 | 4.9 | 5.8 | 9.4 | 12.2 | 17 | 21.8 | 29.8 | 46.6 | 66.7 | 96 |
| Weight Kg (d) | 3.7 | 3.7 | 3.4 | 4.3 | 5.9 | 7.7 | 9.7 | 13.2 | 15.6 | 29 | 48.4 | 62.2 |
Air Pressure: 2.5 to 8 bar (standard 5.5 bar supply)
Ambient Temperature: -15°C to 8°C (low/high temp versions available)
Cycle Life: 1,000,000 Operations
Travel Stops: Externally adjustable ±5% in both open & closed positions
Body: Aluminum alloy | Springs: Stainless Steel | Piston Seals: Nitrile | Piston: Aluminum alloy | End Caps: Aluminum alloy
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.