The Fabricated Triple Offset Butterfly Valve for Thermal Duty is a high-performance engineering solution specifically designed for extreme temperature environments and high-pressure steam applications. Engineered for reliability, this valve combines the efficiency of a butterfly design with the sealing integrity of a triple offset mechanism, ensuring zero leakage and minimal friction even under intense thermal stress.
Built to meet rigorous international standards including API 609 and ASME B16.34, these valves are available in a wide range of sizes from 2" to 144", making them ideal for critical industrial infrastructure. With advanced material options such as Inconel, Monel, and Hastelloy, they provide unmatched resistance to corrosion and thermal expansion, guaranteeing operational safety in the most demanding steam systems.
| Size Range | 2" ~ 144" | Pressure Rating | 150LB ~ 4500LB |
|---|---|---|---|
| Max Design Temp | Up to 800℃ | General Application | High-Temperature Steam |
| Manufacturing Std | API 609, EN 593, ASME B16.34 | Face-to-Face Dim | API 609, ASME B16.10, BS EN 558 |
| Connection Types | ASME B16.25, EN 1092, JIS 5K-20K | End Connections | RF (Raised Face), RTJ (Ring Type Joint) |
| Safety Features | Anti-blow out stem, Thermal plate | Operator Type | Gear Unit |
Specially engineered to withstand temperatures up to 800℃, perfect for critical steam and thermal duty services.
Reduces seat wear and eliminates friction during operation, significantly extending the valve's service life.
Available in high-grade alloys including Inconel 625/718 and Monel K500 for superior corrosion resistance.
Utilizes Stellite No.6 seats and graphite laminated seals to ensure bubble-tight shut-off in high-pressure lines.
100% hydraulic shell and seal testing conducted according to API 598 and API 6D standards.
Flexible design options for materials and dimensions to meet specific project engineering requirements.
100% chemical analysis and mechanical testing with raw material heat number tracking.
Comprehensive DPT, MT, and UT testing; RT available upon request for critical castings.
Strict adherence to API 6D and API 598 standards for flawless industrial performance.
Integrated anti-blow out stems and thermal plates to ensure maximum operator safety.
Standardized packaging and efficient delivery for global industrial projects.
Minimum 12-month service life guarantee with free spares and maintenance instructions.
| Feature | Standard Butterfly Valve | Savvy Thermal Triple Offset |
|---|---|---|
| Thermal Limit | Low to Medium | Ultra-High (Up to 800℃) |
| Seal Integrity | Soft Seat / High Leakage | Metal Seat / Zero Leakage |
| Maintenance Cycle | Frequent Replacement | Extended Long-term Service |
| Operation Torque | Higher / Variable | Lower / Constant (Triple Offset) |
| Total Cost of Ownership | Higher due to Downtime | Lower due to Durability |
The triple offset design ensures that the disc does not rub against the seat during opening and closing, reducing wear and preventing seal failure under high temperatures.
For extreme corrosion and heat, we recommend Hastelloy H-276 or Inconel 625/718, both of which are available in our material list.
Yes, API 609 and EN 593 are our basic design standards, while ASME B16.34 is used to ensure pressure and temperature rating compliance.
The thermal plate acts as a heat barrier, protecting the stem packing and actuator from the extreme heat of the process fluid.
Every casting undergoes 100% DPT testing, with MT or UT tests performed partially, and RT available upon client request for maximum reliability.
Savvy Valves provides at least a 12-month service life guarantee, including free spare parts and detailed maintenance instructions when required.
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