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Pneumatic Scotch Yoke Actuator
Pneumatic Scotch Yoke Actuator
DelVal Flow Controls Private Limited offers a Pneumatic Scotch Yoke Actuator.
Product & Technology News
- Ductile iron housing, chrome plated steel cylinders and steel end-caps
- Cylinders bore is chrome plated then honed to provide the ultimate in corrosion resistance and increased piston performance
- Compact design utilising a unique two piston design
- Safe spring design allows the actuator to be safely assembled and disassembled in the field without the need for special tools
- Design consists of high strength the rods drilled and tapped at both ends to provide for the loading and unloading of the spring in a safe manner
- Chrome plated steel piston rod provides strength and corrosion resistance for enduring high cycle applications
- Heat treated stainless steel thrust pin transfer piston force to the steel yoke for efficient transmission of torque
- Guide bands and piston cup seals ensure low-friction piston guidance during operation to protect cylinders walls from potential scoring and provides continuous cylinder wiping action
- Spring return actuators are pre-piped with stainless steel tubing to provide air to both pistons with one single connection
- ISO 5211 mounting pattern provides easy valve/actuator mounting using international standards
- Unique hollow yoke design permits the use of a universal adapter for direct mounting to quarter turn valves
- Top cover drilled to Namur standards, Namur drive slot in s haft on top of yoke enables accessory driven components to maintain a compact assembly
- Sintered bronze piston rod bushing provides low-friction support precise alignment of the piston rod increases efficiency and provides extended actuator life and efficient torque transmission
- Bi-directional travel stop located in the main housing to provide adjustment in open and closed direction ±5 degrees
