Hydraulic Cylinder Calculator
Calculate force, pressure, and flow requirements for hydraulic cylinders
About this calculator
This hydraulic cylinder calculator helps engineers and technicians determine the essential operating parameters for hydraulic systems. By calculating force output, pressure requirements, and flow rates, it enables proper sizing and selection of hydraulic cylinders for various applications. The tool streamlines design processes, ensures optimal performance, and helps prevent system failures by providing accurate calculations for load capacity, operating pressure, and fluid flow needs in industrial, mobile, and aerospace hydraulic systems.
How to use
Enter your known values such as cylinder bore diameter, rod diameter, operating pressure, or desired force output. Select the calculation type you need (force, pressure, or flow rate). The calculator will instantly compute the missing parameters using standard hydraulic formulas, providing results for both extend and retract cycles of the cylinder operation.
Frequently asked questions
How do I calculate hydraulic cylinder force?
Force equals pressure multiplied by the effective piston area. For extend stroke, use full bore area; for retract, subtract rod area from bore area.
What pressure do I need for my hydraulic cylinder?
Divide your required force by the cylinder's effective piston area. Add 10-20% safety margin for system losses and peak loads.
How does rod diameter affect cylinder performance?
Larger rod diameter reduces retract area and increases retract force, while providing better column strength and reducing buckling risk under compression loads.