RC
AUTHOR
Ray Chan
Actuator engineer & technical writer at PNEUMACTUATOR
Ray Chan works on pneumatic actuator design and valve automation at the PNEUMACTUATOR factory in Wenzhou, China. He writes the engineering guides on this site — torque calculation, actuator selection and fail-safe logic — for valve distributors and automation integrators who need practical, numbers-first information.
All Articles
Pneumatic Actuator Guide 2026: Complete Buyer Manual for Valve AutomationTechnology Guide · 16 minRack and Pinion vs Scotch Yoke: Which Actuator for Your ValveComparison · 9 minDouble Acting vs Spring Return Pneumatic Actuators: Key DifferencesComparison · 8 minActuator Torque Calculation: How to Size a Pneumatic Actuator CorrectlyEngineering Guide · 11 minISO 5211 Mounting Standard Explained: Actuator to Valve InterfaceStandards Guide · 9 minPneumatic Butterfly Valve Actuator Selection: A Practical GuideSelection Guide · 9 minSpring Return Actuator Working Principle: Fail-Safe ExplainedTechnology Guide · 8 minPneumatic Actuator Maintenance Guide: Keep Your Valve Automation ReliableMaintenance Guide · 9 minATEX Pneumatic Actuators: Explosion-Proof Valve Automation ExplainedTechnology Guide · 10 minPneumatic vs Electric Actuator: How to ChooseComparison · 8 minActuator Accessories Guide: Solenoid Valves, Limit Switches and MoreBuying Guide · 8 minPneumatic Ball Valve Actuator Sizing: Matching Torque to Valve ClassSelection Guide · 9 min
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