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AUDCO Butterfly Valve is a high-performance quarter-turn valve designed for isolation and flow control in water, air, gas, chemical, HVAC, and industrial pipeline systems. It features an integrally molded elastomer liner, which provides superior sealing, longer life, and maintenance-free operation. AUDCO Butterfly Valves are widely used because of their compact design, low operating torque, and reliable performance.
🔧 Key Features
Quarter Turn (90°) Operation for quick opening and closing
Integrally Molded Elastomer Liner for bubble-tight sealing
Low Operating Torque and smooth performance
Compact & Lightweight Design
Maintenance-Free Construction
Available in Wafer, Lug, and Flanged Types
Suitable for manual lever, gear, pneumatic, and electric actuators.
📏 Specifications
Size Range: 50 mm to 600 mm (2“ to 24“), larger sizes available in special series
Pressure Rating: PN10, PN16, PN20
Body Materials: Cast Iron (CI), Ductile Iron (DI), Carbon Steel (WCB), Stainless Steel (SS304/SS316)
Disc Materials: SG Iron, Stainless Steel, Nickel-Plated DI
Seat Materials: EPDM, NBR, Viton, Hypalon
Design Standards: API 609, EN 593, MSS SP-67
Testing Standard: API 598, EN 12266-1.
⚙️ Types Available
Wafer Type Butterfly Valve
Lug Type Butterfly Valve
Flanged Butterfly Valve
Gear Operated Butterfly Valve
Pneumatic Actuated Butterfly Valve
Electric Actuated Butterfly Valve
Double Offset & Triple Offset Butterfly Valve.
⚙️ Applications
Water treatment plants
HVAC systems
Firefighting pipelines
Chemical industries
Oil & gas utilities
Air and gas distribution systems
Power plants and industrial process lines.
✅ Advantages
Excellent sealing performance
Low maintenance requirements
Easy installation due to compact design
Long service life
Suitable for throttling and on/off applications
Cost-effective for large-diameter pipelines.
⭐ Conclusion
AUDCO Butterfly Valves are trusted across industries for their durability, leak-tight sealing, low maintenance, and efficient flow control. Their versatile design and wide range of materials make them suitable for numerous industrial and utility applications.
AUDCO Gear Operated Butterfly Valve is a high-performance quarter-turn valve designed for flow isolation and regulation in water, air, gas, chemical, and industrial pipeline systems. The valve is equipped with a worm gear operator, making it ideal for larger sizes where manual lever operation becomes difficult. The gear mechanism provides smooth operation with low torque and precise control.
🔧 Key Features
Worm Gear Operated for easy and precise operation
Quarter Turn (90°) Operation
Bubble-Tight Shut-Off with elastomer-lined seat
Compact Wafer-Type Design for space-saving installation
Low Operating Torque and smooth performance
Available in Cast Iron, Ductile Iron, Carbon Steel, and Stainless Steel body materials
Suitable for manual, pneumatic, electric, or hydraulic actuation options.
📏 Specifications
Size Range: 50 mm to 600 mm (2“ to 24“) and larger depending on series
Pressure Ratings: PN10, PN16, PN20
End Connections: Wafer, Lug, and Flanged
Disc Material: SG Iron, Cast Iron, Stainless Steel
Stem Material: SS410 / Stainless Steel
Seat Material: EPDM, Nitrile (NBR), Viton, Hypalon
Design Standards: API 609, EN 593, MSS SP-67
Temperature Range: Up to approximately 120°C (seat dependent).
⚙️ Applications
Water treatment plants
Firefighting systems
HVAC systems
Chemical processing plants
Power plants
Air and gas distribution lines
Industrial utility services.
✅ Advantages
Easy operation for large-size valves
Reliable sealing and long service life
Low maintenance requirements
Lightweight and compact construction
Suitable for throttling and on/off service.
⭐ Conclusion
AUDCO Gear Operated Butterfly Valves are widely trusted for their durability, precise flow control, and dependable sealing performance. They are an excellent choice for medium and large-diameter pipelines where smooth operation and reliability are essential.