Electric Actuated Trunnion Ball Valve Compliant With API 6D Standard, DN200 Size, 24VDC Operation
Product Spotlights
As a professional valve manufacturer with a solid track record since 2016, Shanghai Zhibang Valve Manufacture Co., Ltd. proudly presents our high-performance Electric Actuated Trunnion Ball Valve. Engineered to meet the rigorous API 6D standard and sized at DN200, this valve is designed for reliability and precision control in demanding industrial applications. Our commitment to quality, backed by ISO9001 certification, ensures that every valve delivers exceptional performance, helping our clients in over a dozen global markets streamline their operations and enhance system safety.
This valve represents a fusion of robust mechanical design and advanced electric actuation. The trunnion-mounted ball design provides superior sealing performance and lower operating torque compared to floating ball valves, making it ideal for high-pressure and large-diameter applications. The integration of a 24VDC electric actuator offers precise, automated on/off or modulating control, which is essential for modern process automation and remote operation scenarios.
Key Features and Technical Advantages:
- API 6D Compliance: Manufactured in strict accordance with API 6D specifications for pipeline valves, ensuring high integrity for oil, gas, and petrochemical services.
- Trunnion Mounted Design: The ball is supported by trunnions, reducing seat load and wear, which results in longer service life and reliable sealing even after prolonged cycling.
- Low Torque Operation: The design significantly lowers the required operating torque, allowing for the use of a more compact and cost-effective electric actuator.
- Fire-Safe Design (Optional): Available with fire-safe features per API 607/6FA standards, where secondary metal seals engage to prevent leakage in case of a fire.
- Versatile Material Options: The valve body is typically carbon steel (WCB), with a wide range of material options for balls, seats, and seals (like PTFE, RPTFE, Nylon, Metal) to suit various media and temperatures.
- Blow-Out Proof Stem: The stem is designed to prevent blow-out under pressure, adding an extra layer of safety.
- Anti-Static Device: Incorporates a device to ensure static electricity is safely discharged, a critical feature for handling flammable fluids.
Technical Specifications Table:
| Parameter | Specification |
| Valve Size | DN200 (8") |
| Pressure Rating | Class 150, 300, 600 (Selectable) |
| End Connection | Flanged, RF or RTJ face |
| Actuator Type | Electric (On/Off or Modulating) |
| Operating Voltage | 24VDC Standard (110VAC, 220VAC, 380VAC available) |
| Control Signal | DC 4-20mA, 0-10V, or dry contact (Customizable) |
| Body Material | Carbon Steel (WCB), Stainless Steel (CF8/CF8M), etc. |
| Seat Material | PTFE, Reinforced PTFE, Metal Seat (for high temp) |
| Operating Temperature | -29°C to +200°C (with PTFE), Higher with metal seats |
| Leakage Class | ANSI/FCI 70-2 Class VI (Soft Seat), Class IV/V (Metal Seat) |
Benefits for Your Operation:
- Enhanced Safety & Reliability: The API 6D design and robust construction minimize the risk of failure in critical pipelines.
- Reduced Maintenance Costs: The trunnion design and quality materials lead to less frequent maintenance and part replacement.
- Improved Process Control: Precise electric actuation allows for accurate flow control and seamless integration into SCADA/DCS systems.
- Operational Flexibility: Suitable for a wide range of applications from upstream oil & gas to downstream refining and chemical transport.
- Global Supply Chain Support: With annual exports valued between US$1-1.5 million and shipment ports in Shanghai, Guangzhou, Hong Kong, and Beijing, we ensure timely and efficient delivery to your location worldwide.
Shanghai Zhibang's expertise is trusted by clients across North America, South America, Europe, Asia, Africa, and Oceania. Our ISO9001 certified manufacturing process is a testament to our unwavering commitment to quality control. Choosing our DN200 Electric Actuated Trunnion Ball Valve means investing in a component built for durability, performance, and long-term value. Contact us today to discuss how this valve can be tailored to your specific project requirements and to experience the reliability that has made us a preferred supplier in global markets.
Frequently Asked Questions (FAQ):
-
Q: What is the main advantage of a trunnion ball valve over a floating ball valve?
A: The trunnion design fixes the ball in place with stem trunnions. This reduces the operating torque and seat wear, especially in high-pressure (Class 600 and above) and large-diameter applications, leading to longer service life and more reliable sealing. -
Q: Why is API 6D compliance important for this valve?
A: API 6D is a globally recognized standard specifically for pipeline valves. Compliance ensures the valve meets stringent requirements for design, materials, testing, and performance, which is critical for safety and reliability in oil, gas, and petrochemical pipeline systems. -
Q: Can this valve be used for throttling (modulating) control, or is it only for on/off?
A: While primarily designed for reliable on/off service, when paired with a modulating-type electric actuator (with positioner), it can be used for flow control applications. Please specify your control requirements when inquiring. -
Q: Is the 24VDC power supply a standard, and are other voltages available?
A: Yes, 24VDC is a common and safe standard for industrial control. We also offer actuators with other standard voltages like 110VAC, 220VAC, and 380VAC to match your plant's electrical system. -
Q: What kind of maintenance does this electric actuated valve require?
A: The valve itself, due to its robust trunnion design, requires minimal maintenance. Periodic checks of the actuator's electrical connections and lubrication (if specified) are recommended. The long-life seats also reduce the need for frequent internal maintenance. -
Q: Do you provide customizations for different pressure ratings, materials, or end connections?
A: Absolutely. As a manufacturer, we can customize the valve's pressure class (e.g., Class 300, 600), body/trim materials (stainless steel, alloy), seat materials, and end connections (different flange standards, weld ends) to suit your specific service conditions. -
Q: How is the valve tested before shipment?
A: Each valve undergoes rigorous testing per API 6D and/or customer specifications, which typically includes shell strength test, seat leakage test (both low-pressure and high-pressure), and functional operation test of the actuator. -
Q: What is your delivery lead time for a DN200 valve like this?
A: Lead times vary based on customization and order quantity. For standard configurations, we typically maintain a competitive lead time. Please contact us with your detailed requirements for an accurate delivery schedule.
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