UTMOST, as a professional pneumatic actuator factory and pneumatic actuator supplier in China, sticks to providing high performance different types of pneumatic actuators at a very attractive price. UTMOST China pneumatic actuator has a compact valve design without external gas line, pipe, simple and firm structure, with small size and lightweight, unique pneumatic actuator designd spindle prevents the environmental corrosions and also enhance the sealing effect, extend the life span, small-diaphragm house volume, high sensitive response, unique diaphragm clamping structures ensure reasonable diaphragm compression, easy to maintenance, various spring ranges, widely use, and Carbon steel yoke with high performance and more robust structure. Pneumatic actuator has a compact design without external gas line, pipe, simple and firm structure. Welcome to contact our China pneumatic actuator manufacturer for more information on valve control systems.
| Series | UT |
| Diaphragm effective area | 320/720cmV1510cm2 |
| Stroke | 20-120mm |
| Control signal | 6 bar max |
| Materials | Yoke： Carbon Steel |
| Spindle： 1.4122/1.4571 | |
Spring： 55CrSi (standard other material on request) Diaphragm： NBR | |
| Operating temperature | -20 to +80 °C {Option -40 to + 80lC ) |
| No. of springs | 3-12 |
| Control force spring max. | 63-40 kN |
| Control force air max. | 14.4- 59 kN |
Opening function (air to open - spring to close)
| Size | Diaphragm surface (cm2) | No. of springs | Stroke (mm) | Control range | Control force (kN) | ||
| Control Pressure Minbar | |||||||
| from (bar) | to(bar) | ||||||
| UTI | 320 | 3 | 20 | 0.75 | 1.5 | 2 | 2.4 |
| 6 | 1.5 | 3 | 3.5 | 4.8 | |||
| UTII | 720 | 3 | 30 | 0.7 | 1.5 | 2 | 5 |
| 6 | 1.4 | 3 | 3.5 | 10 | |||
| 9 | 1.8 | 3.7 | 4.2 | 13 | |||
| 12 | 2.2 | 4.4 | 5 | 16 | |||
| UTIII | 3 | 60 | 0.7 | 1.5 | 2 | 5 | |
| 6 | 1.4 | 3 | 3.5 | 10 | |||
| 9 | 1.7 | 3.6 | 4 | 12 | |||
| 12 | 2 | 4.3 | 5 | 14 | |||
| UTA-60 | 1510 | 4 | 60 | 1.1 | 2.07 | 3 | 17 |
| 6 | 1.6 | 3.1 | 4 | 25 | |||
| 8 | 2.2 | 4.14 | 5 | 33 | |||
| UTA-100/120 | 6 | 100 | 1.99 | 3.75 | 5 | 30 | |
| 8 | 2.66 | 5 | 6 | 40 | |||
| 6 | 120 | 1.6 | 3.75 | 5 | 24.36 | ||
| 8 | 2.2 | 5 | 6 | 32.5 | |||
| UTV | 1300 | 9 | 60 | 1.7 | 3.5 | 4 | 22 |
Closing function (air to close - spring to open)
| Size | Diaphragm surface (cm2) | No. of springs | Stroke (mm) | Control Pressure Minbar | （kN） | ||||
| 2.0 bar | 3.0 bar | 4.0 bar | 5.0 bar | 6.0 bar | |||||
| UTI | 320 | 3 | 20 | 1.5 | 1.6 | 4.8 | 8 | 11.2 | 14.4 |
| 6 | 3 | - | - | 3.2 | 6.4 | 9.6 | |||
| UTII | 720 | 3 | 30 | 1.5 | 4.1 | 11.3 | 18 | 25.2 | 32.9 |
| 6 | 3 | - | - | 8.2 | 15.4 | 22.6 | |||
| 9 | 3.7 | - | - | 3.2 | 10.4 | 17.6 | |||
| 12 | 4.4 | - | - | - | 5.3 | 12.5 | |||
| UTIII | 3 | 60 | 1.5 | 4.1 | 11.3 | 18 | 25.2 | 32.9 | |
| 6 | 3 | - | - | 8.3 | 15.5 | 22.7 | |||
| 9 | 3.6 | - | - | 4 | 11.2 | 18.4 | |||
| 12 | 4.3 | - | - | - | 6.8 | 14 | |||
| U1A-60 | 1510 | 2 | 60 | 0.9 | 17.7 | 32.8 | 47.9 | 63 | - |
| 4 | 1.8 | - | 20.2 | 35.3 | 50.4 | 65.5 | |||
| U1A-100/120 | 2 | 100 | 1.11 | 13 | 28 | 43 | 58 | - | |
| 4 | 2.22 | - | 11 | 26 | 41 | 57 | |||
| 2 | 120 | 1.11 | 13 | 28 | 43 | 58 | - | ||
| 4 | 2.22 | - | 11 | 26 | 41 | 57 | |||
| UTV | 1300 | 9 | 60 | 2 | 2.0 | 3.0 | 4.0 | 5.0 | 6.0 |
| - | - | 6.7 | 20.5 | 33.5 | |||||
| 6 | 2 | - | 11 | 22 | 38 | 49 | |||
