Tool
Cylinder Sizing
Force, speed, flow, and stroke-time for hydraulic and pneumatic cylinders — extend, retract, and regenerative modes — with a rod buckling check per Euler.
Units
Areas
Piston area3.1416 in²
Rod area0.7854 in²
Annular (cap − rod)2.3562 in²
Area ratio (cap / annular)1.33 : 1
Force
Extend6283 lbf
Retract4712 lbf
Regen extend1571 lbfrod-side flow returned to cap
Speed
Extend0.01 in/s
Retract0.01 in/s
Regen extend0.02 in/s
Per-stroke volume
Extend volume0.163 galfull cap side
Retract volume0.122 galrod side
Multiply by cycles per minute to size your power unit.
Stroke time
Extend1958.39 s
Retract1468.79 s
Regen extend489.60 s1.33× faster than standard extend
Rod buckling (Euler)
Pcr = π² × E × I / (K · L)². Solid round rod, mild steel E = 200,000 MPa. Compares against the extend force.
Critical load97593 lbf
Allowable (÷3 SF)32531 lbf
StatusOK
tool