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Shanghai Sote Valve Co., Ltd., a trusted industrial valve manufacturer based in Shanghai, China, presents the High Pressure Double Eccentric Butterfly Valve with Gear Operator. Engineered for demanding industrial applications, this valve delivers exceptional shut-off performance and durability under extreme pressure conditions. Our innovative double eccentric design minimizes wear while ensuring reliable operation in critical processes.
Key Technical Specifications:
Robust Construction: Manufactured from premium carbon steel or stainless steel with metal-to-metal seating
Pressure Handling: Designed for PN16 to PN100 pressure classes (ANSI 150 to 600 equivalent)
Temperature Resilience: Operates reliably from -29°C to 425°C (-20°F to 800°F)
Precision Engineering: Double offset disc design reduces torque requirements by 40% compared to conventional valves
Leakage Protection: Meets ANSI FCI 70-2 Class IV shut-off standards
Performance Comparison Table:
| Feature | Concentric Valve | Our Double Eccentric |
|---|---|---|
| Seal Life | 6-12 months | 3-5 years |
| Operating Torque | High | Reduced by 40% |
| Pressure Tolerance | Up to PN25 | Up to PN100 |
Operational Advantages:
The gear operator provides mechanical advantage for smooth actuation in high-pressure systems
Bubble-tight sealing prevents media leakage even after 10,000+ cycles
Corrosion-resistant coatings extend service life in harsh chemical environments
Maintenance-free design reduces downtime and operational costs
Industry Applications:
Power generation plants (steam isolation, cooling water)
Oil & gas pipelines (crude transfer, refining processes)
Chemical processing (acid handling, slurry control)
Water treatment facilities (pump discharge, flow regulation)
With over 15 years of manufacturing expertise, Shanghai Sote Valve has supplied 50,000+ industrial valves to global clients across 30 countries. Our production facility utilizes CNC machining centers and automated testing equipment to ensure dimensional accuracy and performance consistency. Every valve undergoes rigorous hydrostatic and pneumatic tests according to API 598 standards before shipment.
Frequently Asked Questions:
Q: What maintenance is required for these valves?
A: Our metal-seated design requires minimal maintenance. Annual visual inspection and lubrication of gear components are recommended.
Q: Can this valve handle abrasive media?
A: Yes, the hardened stainless steel disc and seat provide excellent erosion resistance for slurries and particulate-laden fluids.
Q: Are special tools needed for installation?
A: Standard flange installation tools are sufficient. Installation manuals are provided with each valve.
Q: What is the lead time for DN600 valves?
A: Standard sizes ship in 4-6 weeks. Expedited production is available upon request.
Q: Do you provide custom coating options?
A: Yes, epoxy, FBE, and Xylan coatings can be applied for specific corrosion protection needs.
Q: Can the valve be automated?
A: The gear operator is compatible with pneumatic or electric actuators (sourced separately).
Experience the reliability of Shanghai Sote's engineered valve solutions. Contact our technical team today for sizing assistance or request a pressure test certificate for your specific application requirements.
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