API STD 6DX
Standard for Actuators and Mounting Kits for Valves
|Publication Date:||1 February 2020|
This standard defines the requirements for design, mechanical integrity, and sizing of actuators and related components, and is applicable to all types of electric, pneumatic, and hydraulic actuators, inclusive of mounting kit, installed on valves that conform to API Specification 6D.
This standard is not applicable to actuators installed on control valves, valves being used for regulation, valves in subsea service, handheld powered devices, manually operated gearboxes, instrument tubing and associated fittings, and actuator control equipment.