DN200-DN3000 Shut-off Butterfly Valve
This shut-off butterfly valve is available in sizes DN200-DN3000. It is suitable for hot blast systems, chemical plants, power generation, and municipal industries, serving as a gas shut-off valve.



Technical Specifications
Product Overview
High-Performance Shut-off Butterfly Valve
This industrial shut-off butterfly valve is engineered for demanding environments, covering a wide size range from DN200 to DN3000. It is specifically designed for applications in hot blast systems, chemical processing, power generation, and municipal infrastructure. Serving as a reliable gas shut-off solution, this valve series offers versatile actuation options including electric, hydraulic, pneumatic, and manual worm gear configurations to suit various operational requirements.
- Size Range
- DN200 - DN3000
Technical Specifications
- Suitable Industries
- Hot Blast SystemsChemicalPower GenerationMunicipal
- Primary Function
- Gas shut-off
Available Configurations
Available Models
| Configuration Type | Model Reference |
|---|---|
| Hydraulic Air/Gas (Three Rods) | QYTD7s40sX, QYTD7s40sH |
| Electric Air/Gas (Three Rods I) | QYTD940sX-I, QYTD940sH-I |
| Electric Air/Gas (Three Rods II) | QYTD940sX-II, QYTD940sH-II |
| Electric Air/Gas (Turning-disc Three Rods) | QYTD940fX, QYTD940fH |
| Worm Gear Air/Gas (Rubber Lined) | QYTD343X |
| Electric Air/Gas (Rubber Lined) | QYTD943X |
| Electric Air/Gas (Eccentric) | QYTD947X |
| Pneumatic Air/Gas (Double Eccentric) | QYTD747X, QYTD747H |
| Hydraulic Air/Gas (Double Eccentric) | QYTD747X, QYTD747H |
| Electric Air/Gas (Double Eccentric) | QYTD947X, QYTD947H |



