High Torque Pneumatic Air Actuator for Ball & Butterfly Valves - 8-4583Nm Torque Range, 500,000 Cycle Guarantee

Price Negotiable
Price: FOB Shanghai
MOQ: Negotiation
Delivery Time: One week
Brand: Veson/OEM
Product Description
High Torque Pneumatic Air Actuator
This pneumatic air actuator delivers uniform torque in a compact design suitable for both double-acting and spring-return applications. Available with various accessories and mounting options, these actuators meet ISO5211/DIN3337 and VDI/VDE 3845 standards and are certified for a minimum of 500,000 cycles.
Technical Specifications
Operating Pressure Ranges
Double Acting: 2-8 bar (29-116 psig)
Spring Return: 3-8 bar (44-116 psig)
Temperature Ranges
Standard (NBR O-rings): -20°C to +80°C (-4°F to +176°F)
Low Temperature (HNBR O-rings): -40°C to +80°C (-40°F to +176°F)
High Temperature (Viton O-rings): -15°C to +150°C (+5°F to +300°F)
Torque Range
15 sizes available from 8Nm (70 in.lbs) to 4583Nm (65184 in.lbs) at 5 bar (70 psig)
Media Requirements
Filtered dry or lubricated air, non-corrosive gas, water, or light hydraulic oil with maximum particle size not exceeding 30 microns
Construction Features
Position Indicator
NAMUR-compliant for easy mounting of accessories like limit switches and positioners
High-Precision Pinion
Made from nickelled-alloy steel, fully compliant with ISO5211, DIN3337, and NAMUR standards
Actuator Body
Extruded aluminum alloy ASTM6005 with various surface treatments available
End Caps
Die-cast aluminum with epoxy coating (over 80μm) for maximum corrosion resistance
Twin Rack Pistons
Symmetric mounting position for long cycle life and fast operation
Travel Adjustment
Two independent external travel stop adjustment bolts provide ±5° adjustment at both open and close directions
High-Performance Springs
Preloaded coating springs resistant to corrosion with longer service life
Industry Applications
Primary Industries Secondary Industries
Chemical Processing Food & Beverage
Water Treatment HVAC Systems
Petroleum & Refining Power Generation
Pulp & Paper Municipal Engineering
Marine & Shipbuilding Environmental Protection
Certifications & Standards
All actuators are hydraulically tested, certified, and guaranteed for a minimum of 500,000 cycles. Compliant with ISO5211/DIN3337 for bottom drilling and VDI/VDE-3845 (NAMUR) for accessory interfaces.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Veson Valve Ltd.
Contact Person Judy.Zhao

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