Stainless Steel Triple Eccentric Hard-Sealed Butterfly Valve Rotary Disc Worm Gear
CF8 Stainless Steel Triple Eccentric Hard-Sealed Butterfly Valve
📏 Available Sizes
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✅ DN50 – DN1200 (2” – 48”)
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✅ Custom sizes available for special applications
⚙️ Key Characteristics
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🧱 Triple eccentric design ensures zero leakage and long-lasting performance.
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🔩 CF8 Stainless Steel body and disc for excellent corrosion resistance.
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⚙️ Rotary disc with worm gear operation allows precise control and smooth operation.
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💧 Hard-sealed metal seat ensures durability under high pressure and temperature.
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🌡️ High temperature & pressure capable — suitable for steam, chemical, and oil pipelines.
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🛠️ Compact wafer or lug-type installation for versatile mounting options.
📋 Technical Specifications
| Parameter | Specification |
|---|---|
| Type | Triple Eccentric Butterfly Valve |
| Material | CF8 Stainless Steel (Body & Disc), Metal Seat |
| Design Standard | API 609 / EN 593 / BS 5155 |
| Pressure Rating | PN10, PN16, PN25, PN40 / ANSI 150 – 300 |
| Size Range | DN50 – DN1200 |
| End Connection | Wafer / Lug Type |
| Operation | Manual Worm Gear / Electric / Pneumatic Actuator |
| Seat Material | Hard-Sealed Metal Seat |
| Temperature Range | -40°C to +550°C |
| Leakage Class | Zero Leakage (Class VI) |
💪 Advantages
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🔥 Triple offset design eliminates friction and wear on the seat, ensuring long service life.
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💧 Hard metal seat allows operation under high pressure, high temperature, and harsh media.
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⚡ Worm gear operation enables precise control, even in large-diameter valves.
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🌍 Full CF8 stainless steel construction resists corrosion in marine, chemical, and industrial environments.
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🛠️ Compact design saves space while providing superior performance.
⚠️ Cons
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💰 Higher initial cost compared to soft-seated butterfly valves.
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⚒️ Installation requires skilled handling, especially for large-diameter valves.
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🔩 Worm gear operation may need periodic lubrication and maintenance.
🚀 Applications
✅ Power Plants & Steam Systems
✅ Chemical & Petrochemical Plants
✅ Oil & Gas Pipelines
✅ Marine & Offshore Applications
✅ High-Temperature & High-Pressure Fluid Control
🌟 Why Choose CF8 Stainless Steel Triple Eccentric Valves?
For industries that demand precision, reliability, and durability, this valve provides zero leakage, corrosion resistance, and smooth operation. The rotary disc with worm gear ensures precise control, making it the ideal choice for industrial, chemical, and high-pressure applications. 💯
