Pumps, valves, cylinders and circuits for hydraulic and pneumatic system design
Gear: up to 250 bar. Vane: quieter, 180 bar. Piston: 350-450 bar, 90-95% efficiency.
| Parameter | Hydraulic | Pneumatic |
|---|---|---|
| Pressure | 50-350 bar | 4-12 bar |
| Positioning | ±0.1mm | Limited |
| Speed | 0.1-1 m/s | 0.5-3 m/s |
| Cost | Higher | Lower |
Directional: spool valves 2/2 to 4/3 way. Pressure: relief, reducing, sequence. Cylinders: single/double-acting. ISO 6022/15552.