Samsung Control Valve Diaphragm Actuators
Pneumatic diaphragm actuators by Samsung Control Valve, Korea, for control valves: direct or reverse action with multiple springs, sizes φ175 to 470 mm, stroke 15 to 100 mm.

Product Overview
The diaphragm actuator uses compressed air to operate control valves. It is available in direct or reverse action with multiple springs.
The diaphragm cover is SS41 steel and the yoke is FC cast iron. Sizes range from φ175 to 470 mm, stroke 15 to 100 mm, and maximum supply pressure 2.8 kg/cm² (40 psi) or 3.5 kg/cm² (50 psi). A top-mounted handwheel is available as an option.
Technical Data
- Action
- Direct or reverse, multi-spring
- Size
- φ175 – 470 mm
- Stroke
- 15 – 100 mm
- Supply pressure
- Max. 2.8 kg/cm² (40 psi) or 3.5 kg/cm² (50 psi)
- Ambient temperature
- -20 to +70 °C
- Materials
- SS41 cover, FC cast iron yoke
- Option
- Top-mounted handwheel
Reference data as published by the manufacturer. Contact Ha Thanh for help choosing the right model.
Documents
Need a catalogue, drawing or datasheet for this product? Contact Ha Thanh for documents.


