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Petroleum
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System
Pressure
Calculator
Size system operating pressure based on application type, actuator loads, and efficiency targets
Input Parameters
Required Force (lb)
Cylinder Bore (in)
Application Type
Industrial Press
Mobile Equipment
Marine Deck
Test Stand
Safety Factor
System Losses (%)
Calculate
Results
--
Operating Pressure
psi
--
System Pressure
psi
--
Relief Valve Setting
psi
--
Pressure Class
Note:
Always set relief valve above maximum working pressure but within component ratings.
Reference
Operating pressure = Force / Cylinder Area System pressure = Operating + losses (typically 10-20%) Relief valve = System pressure x safety factor SAE pressure classes: R1 (1500), R2 (3000), R12 (5000), R15 (6000+ psi)