API 609 Compliant Pneumatic Butterfly Valve With Stainless Steel Disc and Lug Body Design
Product Spotlights
As a professional valve manufacturer established in 2016, Shanghai Zhibang Valve Manufacture Co., Ltd. is proud to introduce our high-performance API 609 Compliant Pneumatic Butterfly Valve. Engineered for demanding industrial applications, this valve combines robust construction with precise pneumatic actuation to deliver reliable flow control in critical processes. With an annual export value reflecting our global reach across North America, South America, Europe, Asia, and beyond, we understand the need for valves that meet stringent international standards and perform consistently under pressure.
Our valve is designed with a stainless steel disc and a versatile lug body design, offering superior corrosion resistance and easy installation between flanges without needing long through-bolts. The compliance with API 609 standards ensures it meets the rigorous requirements for fire-safe and bi-directional sealing performance, making it a trusted choice for oil & gas, chemical processing, power generation, and water treatment industries.
Core Features & Technical Advantages:
- API 609 Compliance: Guarantees fire-safe design, bi-directional shut-off capability, and adherence to dimensional and testing standards critical for safety and interchangeability.
- Premium Stainless Steel Disc: Provides excellent resistance to corrosion, erosion, and high temperatures, ensuring long service life and maintaining sealing integrity.
- Lug Body Design: Allows for dead-end service and simplifies installation/removal, as the valve can be bolted directly between flanges using its threaded lugs.
- Efficient Pneumatic Actuation: Enables rapid, automated open/close cycles. Options include double-acting or spring-return (fail-safe) configurations for process safety.
- High-Performance Seat: Utilizes advanced elastomers like PTFE or EPDM, offering tight shut-off, chemical compatibility, and a wide temperature range.
- Robust Construction: Available in various body materials like carbon steel or stainless steel, finished to high standards for durability in harsh environments.
Technical Specifications:
| Parameter | Specification / Option |
| Standard | API 609 7th Edition / API 609 8th Edition |
| Body Design | Lug Type (Wafer type optional) |
| Disc Material | Stainless Steel (SS316, SS304) |
| Pressure Rating | ANSI Class 150, PN16 (Higher classes available) |
| Port Size Range | 2" (DN50) to 48" (DN1200) (Customizable) |
| Actuator Type | Pneumatic (Double Acting / Spring Return) |
| Seat Material | PTFE, EPDM, NBR, Viton (Optional) |
| End Connection | RF (Raised Face) Flange, as per ANSI B16.5 |
| Operation | 0-90 Degree Quarter Turn |
| Temperature Range | Depends on seat material (Available upon request) |
Benefits for Your Operation:
- Enhanced Safety & Compliance: The API 609 fire-safe design and testing provide an added layer of protection for personnel and assets in flammable service applications.
- Reduced Maintenance & Downtime: The durable stainless steel disc and robust seat materials minimize wear, leading to longer service intervals and lower lifecycle costs.
- Operational Flexibility: The pneumatic actuation allows for seamless integration into automated control systems (DCS, PLC), enabling remote operation and improving process efficiency.
- Simplified Installation & Service: The lug design permits easy valve isolation and removal without disassembling the entire pipeline, saving time and labor during maintenance.
- Global Supply Reliability: Supported by our ISO9001-certified manufacturing processes and efficient logistics from major ports like Shanghai, Guangzhou, and Hong Kong, we ensure timely and consistent delivery to your project sites worldwide.
Backed by our ISO9001 certification and nearly a decade of manufacturing expertise since 2016, Shanghai Zhibang Valve delivers products that meet the exacting demands of a global clientele across diverse markets from North America to Oceania. Our commitment to quality control, from material sourcing to final testing, ensures every API 609 Pneumatic Butterfly Valve performs as specified. With an annual export volume demonstrating our capacity and reliability, we are equipped to support your projects with competitive solutions. Choose our valve for a combination of standard compliance, durable construction, and automated performance that protects your processes and enhances operational efficiency. Contact us today to discuss your specific requirements or to request a detailed quotation.
Frequently Asked Questions (FAQ)
-
Q: What is the key advantage of API 609 compliance for this butterfly valve?
A: API 609 compliance ensures the valve is designed and tested for fire-safe service and bi-directional sealing. This is crucial for applications involving flammable fluids, as it provides an additional safety margin by maintaining seal integrity under extreme heat conditions. -
Q: Can this pneumatic valve be configured for fail-safe operation?
A: Yes, absolutely. We offer spring-return (single-acting) pneumatic actuators as an option. In the event of air supply failure or a emergency shutdown signal, the valve will automatically return to a predefined safe position (either fully open or fully closed). -
Q: Is the lug body design suitable for dead-end service?
A: Yes, that is one of the primary benefits of the lug design. The threaded lugs allow the valve to be bolted directly to a flange on one side, supporting the pipeline end and allowing you to blank off the opposite side, which is ideal for tank outlets or similar applications. -
Q: What are the available options for seat material, and how do I choose?
A: Common options include PTFE for wide chemical resistance and low friction, EPDM for water and steam services, NBR for oil-based fluids, and Viton for higher temperatures and aggressive chemicals. The choice depends on your specific fluid media, temperature, and pressure. Our technical team can assist in selection. -
Q: What is the typical lead time for an order of these valves?
A: Lead times vary based on size, material specifications, and order quantity. For standard configurations, we often maintain some inventory. For large or customized orders, we provide a clear production schedule. Our efficient shipment from ports like Shanghai helps minimize overall delivery time. -
Q: Does the valve come with the pneumatic actuator, or is it sold separately?
A: We typically supply the valve as a complete package, including the pneumatic actuator, mounting bracket, and necessary accessories, pre-assembled and tested. This ensures optimal performance and saves you time on site. -
Q: Are customizations like different flange standards or special coatings available?
A: Yes, we offer a range of customizations. This includes different flange face finishes (RF, FF), standards (ANSI, DIN, JIS), and protective coatings like epoxy or galvanizing upon request. Please provide your detailed requirements for a tailored solution. -
Q: What after-sales support do you provide?
A: We provide comprehensive technical documentation, including manuals, test reports, and material certificates. Our support extends to installation guidance, troubleshooting assistance, and the availability of spare parts like seals and gaskets to ensure long-term valve performance.
Send Inquiry to This Supplier
You May Also Like
-
Industrial API 609 Butterfly Valve With Pneumatic Actuation, 316 Stainless Steel Trim, Fire-Safe OptionNegotiableMOQ: 1 Unit
-
Triple Eccentric Butterfly Valve for Marine Engine Room Seawater Cooling Systems, API 609 CompliantNegotiableMOQ: 1 Unit
-
API 609 Triple Eccentric Butterfly Valve With Cast Steel Body & Flanged Ends, DN50-DN800, Class 150-600NegotiableMOQ: 1 Unit
-
Long-Life API 609 Triple Offset Butterfly Valve With Extended Warranty and Mill Test Report ProvidedNegotiableMOQ: 1 Unit
-
Reliable API 609 Compliant Valve With Technical Support and Full Dimensional Drawings AvailableNegotiableMOQ: 1 Unit
-
API 609 Double Eccentric Butterfly Valve With Cast Steel Body and Stainless Steel DiscNegotiableMOQ: 1 Unit
-
API 609 Double Eccentric Butterfly Valve for Power Plant Steam and Water LinesNegotiableMOQ: 1 Unit
-
API 609 Cast Steel Double Eccentric Butterfly Valve With Gear Operator DN50-DN800NegotiableMOQ: 1 Unit
-
API 609 Butterfly Valve for Power Plant High-Pressure Steam and Feedwater Lines, Zero Leakage GuaranteedNegotiableMOQ: 1 Unit
-
API 609 Metal Seat Double Eccentric Butterfly Valve for Class150-Class300 ServiceNegotiableMOQ: 1 Unit




