Air Torque’s HD Series heavy-duty scotch yoke pneumatic actuators deliver high-reliability valve automation for demanding service conditions. Their modular, tie-rod-free design improves structural integrity, reduces maintenance, and ensures stable performance under temperature variation. Available in symmetric or canted configurations for double-acting and spring-return duties, they offer flexible installation and long service life. With ATEX and SIL3 certification and robust construction, they provide dependable actuation for critical process and pipeline applications.
Air Torque
HD Series Heavy Duty Scotch Yoke Pneumatic Actuator
Modular design, with no external tie rods
Specifications
Size Range
Multiple unit sizes allows economic sizing selection. Models ATHD 065-ATHD200, torque output up to 100,000 Nm
Pressure Class
Rated to 10 bar
Materials
Carbon Steel Housing, St-Steel shafts
Construction
Symmetric or canted design, double acting or spring return configurations
Design
ISO 5211, EN 15714-3, VDI /VDE 3845
Certification
ATEX 2014/34/EU, SIL3, CE, IP67 protection
Features
Power module with no external tie rods, cleaner design, easier painting process, less elongation issues under temperature variation, easier maintenance and longer life, flexible fixing points for control panels, front stroke adjustment, lifetime grease protection, -40Deg c standard temperature rated
- Rated to 10 bar
- Fully European
- Torque output up to 100,000 Nm
Can’t find the right product?
We supply the full range of Air Torque actuators.
Get in touch with our team with your requirements.
