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API 609 Marine Butterfly Valve OEM Manufacturer With 316 Stainless Steel Disc
Product Spotlights
API 609 compliant marine butterfly valve with a 316 stainless steel disc for superior seawater corrosion resistance. Offers reliable, bubble-tight sealing in wafer, lug, or flanged designs. Available in sizes 2" to 48" with multiple actuation options. Manufactured under ISO9001 with OEM capabilities for customized marine and offshore fluid control solutions.
Negotiable
MOQ: 1 Unit (Price negotiable depending on order volume and customization)
Key Specifications
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Standard:
API 609
Application:
Other, Marine
Material:
316 Stainless Steel Disc, Carbon Steel Body
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Standard
API 609
Application
Other, Marine
Material
316 Stainless Steel Disc, Carbon Steel Body
Operation
Lever, Gear, Pneumatic, Electric Actuator
Connection
Wafer, Lug, Double Flange
Size Range
2“ to 48“ (DN50 to DN1200)
Pressure Rating
150LB, 300LB, 600LB
Temperature Range
-20°C to 200°C
Seat Material
PTFE, EPDM, Viton
Certification
ISO9001 Quality Management System
As a professional manufacturer established in 2016, Shanghai Zhibang Valve Manufacture Co., Ltd. specializes in producing high-performance industrial valves for global markets. Our API 609 Marine Butterfly Valve is engineered to meet the rigorous demands of marine and offshore applications. With an annual export value ranging from US$1 million to US$1.5 million and products shipped from major ports like Shanghai, Guangzhou, Hong Kong, and Beijing to markets worldwide including North America, Southeast Asia, Europe, and Africa, we have established a reputation for reliability and quality. This valve combines robust API 609 construction with superior 316 stainless steel components, offering a durable and corrosion-resistant solution for critical fluid control systems on ships, platforms, and coastal installations.
Product Features & Technical Advantages:
- Superior Corrosion Resistance: The disc is manufactured from premium 316 stainless steel, providing excellent resistance to seawater, chlorides, and harsh marine environments, significantly extending service life compared to standard materials.
- API 609 Compliance: Designed and manufactured in accordance with API Standard 609 for butterfly valves, ensuring reliable performance, dimensional interchangeability, and adherence to industry-recognized specifications for safety and durability.
- Robust Construction & Leak-Tight Sealing: Features a resilient seat (PTFE, EPDM, or Viton options) that ensures bubble-tight shut-off. The disc design minimizes turbulence and pressure drop, enhancing flow efficiency.
- Versatile Actuation Options: Available with manual lever, gear operator, or automated pneumatic/electric actuators, allowing for seamless integration into both manual and automated shipboard control systems.
- Wide Range of Sizes and Pressures: Catering to diverse pipeline requirements from small auxiliary lines to large main systems.
- Low Maintenance Design: The simple, compact design requires minimal maintenance. The stem is sealed effectively to prevent leakage, and the disc is easily accessible for inspection or replacement if necessary.
Technical Specifications:
| Parameter | Specification |
|---|---|
| Design Standard | API 609 |
| Body Material | Carbon Steel (WCB), Ductile Iron, Stainless Steel (optional) |
| Disc Material | 316 Stainless Steel (Standard) |
| Stem Material | 316 Stainless Steel |
| Seat Material | PTFE (Standard), EPDM, Viton (Optional) |
| Connection Type | Wafer, Lug, Double Flange (RF, RTJ) |
| Size Range | 2" - 48" (DN50 - DN1200) |
| Pressure Class | 150LB, 300LB, 600LB (PN16, PN25, PN40, PN63) |
| Temperature Range | -20°C to +200°C (depends on seat material) |
| Operation | Lever, Worm Gear, Pneumatic Actuator, Electric Actuator |
| Flow Characteristic | Approximately Equal Percentage |
| Fire Safe Design | Available upon request |
Benefits for Your Marine Operations:
- Enhanced System Reliability: Reduces the risk of valve failure in critical marine systems such as ballast, cooling, fuel, and bilge lines, ensuring operational safety and continuity.
- Cost-Effective Lifecycle: The combination of durable materials and low-maintenance design lowers total cost of ownership through reduced downtime, repair frequency, and replacement costs.
- Global Compliance & Ease of Sourcing: Adherence to API 609 facilitates procurement and installation for shipyards and operators worldwide, as it is a widely accepted standard.
- Flexibility and Customization: We offer OEM manufacturing services, allowing for customization in dimensions, materials, coatings, and actuation to meet specific project requirements or vessel specifications.
Backed by our ISO9001-certified quality management system and nearly a decade of manufacturing expertise since 2016, Shanghai Zhibang guarantees that every API 609 Marine Butterfly Valve meets stringent quality checks before shipment. Our established supply chain and experience exporting to diverse regions from Oceania to Northern Europe ensure timely delivery and reliable product support. We invite shipbuilders, marine engineers, and procurement managers to partner with us for a valve solution that delivers performance, durability, and value. Contact us today for a quotation or to discuss your specific application needs.
Frequently Asked Questions (FAQ):
-
Q: What is the main advantage of an API 609 butterfly valve compared to other standards?
A: API 609 is a specific standard for butterfly valves established by the American Petroleum Institute, widely recognized in the oil, gas, and marine industries. Valves built to this standard ensure dimensional consistency, tested performance metrics, and reliability under specified pressure and temperature conditions, offering greater assurance for critical applications. -
Q: Why is 316 stainless steel specified for the disc in marine environments?
A: 316 stainless steel contains molybdenum, which significantly enhances its resistance to pitting and crevice corrosion caused by chlorides present in seawater. This makes it a preferred material for marine components exposed to saltwater, offering superior longevity compared to 304 stainless steel or cast iron. -
Q: Can this valve be used for other applications besides marine?
A: Absolutely. While designed for marine duty, its robust construction and material selection make it suitable for various demanding applications including offshore platforms, coastal power plants, chemical processing involving corrosive media, and water treatment facilities. -
Q: What types of end connections are available?
A: We offer three primary connection types: Wafer style (for installation between flanges), Lug style (with threaded inserts for bolt-through installation, allowing dead-end service), and Double Flange style. Flange faces can be Raised Face (RF) or Ring Type Joint (RTJ) as required. -
Q: Do you provide valves with actuators?
A: Yes. We can supply the valve as a complete package with pneumatic (on/off or modulating) or electric actuators. The actuators can be sourced from reputable brands or customized to interface with your control system. Please specify your requirements for actuation type, control signal, and fail-safe mode. -
Q: What is the typical delivery lead time for an order?
A: Lead time depends on the order quantity, size, and customization level. For standard specifications and moderate quantities, delivery can often be arranged within 4-6 weeks. We ship from multiple ports including Shanghai, Guangzhou, Hong Kong, and Beijing for logistical flexibility. -
Q: Is fire-safe certification available for these valves?
A: Fire-safe design, compliant with standards like API 607 or API 6FA, is available as an option. This design ensures the valve maintains sealing integrity for a specified period during a fire event, which is crucial for safety-critical lines. -
Q: What is your company's experience in OEM manufacturing?
A: As a manufacturer, we regularly undertake OEM projects. We can work with your drawings, specifications, and branding requirements to produce valves that meet your exact needs, including private labeling, custom packaging, and specific performance testing.
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1Yr
Business Type
Manufacturer
Year Established
2016
Annual Export Value
US$1 Million - US$1.5 Million
Product Certifications
ISO9001
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