Carbon Steel Ball Valve for Marine Fuel Oil Transfer, DN15-DN150, PN16-PN64 Threaded Connection
Product Spotlights
As a specialized manufacturer with a strong presence in the global maritime industry, Shanghai Zhibang Valve Manufacture Co., Ltd. is proud to introduce our robust Carbon Steel Ball Valves engineered specifically for marine fuel oil transfer applications. Leveraging our ISO9001-certified production processes and experience since 2016, we deliver valves that meet the rigorous demands of shipboard environments, ensuring safe, reliable, and efficient fluid control. Our valves are designed to handle the challenges of fuel transfer, offering superior durability and leak-tight performance that ship operators and marine engineers trust.
Core Features & Technical Advantages:
- Engineered for Marine Harshness: Constructed from high-grade carbon steel with critical internal components like the ball and stem made from corrosion-resistant stainless steel, these valves withstand the corrosive marine atmosphere and the abrasive nature of fuel oils.
- Wide Range of Sizes & Pressures: Available in a comprehensive size spectrum from DN15 to DN150 and pressure classes from PN16 to PN64, providing flexible solutions for various piping layouts and system pressure requirements on vessels.
- Reliable Threaded Connection: Featuring precision-machined threaded ends (NPT or BSP standards), these valves ensure a secure, leak-free integration into existing fuel transfer pipelines, simplifying installation and maintenance.
- Superior Sealing Performance: Equipped with advanced PTFE or reinforced PTFE seat seals, which offer excellent chemical resistance to fuels and maintain a bubble-tight seal over extended service life, even with frequent operation.
- Robust & Simple Operation: The manual lever handle allows for quick quarter-turn operation, providing clear visual indication of valve status (open/closed), which is crucial for safe fuel handling procedures.
Detailed Technical Specifications:
| Parameter | Specification / Description |
|---|---|
| Valve Type | Floating Ball, Two-Piece Body Design |
| Body Material | A216 WCB Carbon Steel |
| Ball & Stem Material | SS304 or SS316 Stainless Steel |
| Seat Seal Material | PTFE, Reinforced PTFE (RPTFE) |
| Design & Test Standards | API 608, ISO 17292; Shell test per API 598 |
| Operating Temperature | -20°C to +180°C (dependent on seat material) |
| Fire Safe Design | Optional, compliant with API 607/API 6FA |
Benefits for Your Marine Operations:
- Enhanced System Safety: The reliable sealing and robust construction minimize the risk of fuel leaks, a critical factor for onboard safety and environmental protection.
- Reduced Maintenance & Downtime: The durable materials and design lead to longer service intervals, lowering lifecycle costs and minimizing vessel operational disruptions.
- Global Compliance & Compatibility: Manufactured to widely recognized international standards (API, ISO), these valves are suitable for vessels operating in global markets, including North America, Europe, and Asia.
- Ease of Installation & Inventory: The threaded connection and standardized dimensions facilitate easy replacement and reduce the need for specialized tools or welding on board.
Backed by our annual export value of US$1-1.5 Million and serving main markets across every continent—from North America and Europe to Southeast Asia and Africa—Shanghai Zhibang has proven its capability to meet diverse international standards and client expectations. Our valves are shipped efficiently from major ports like Shanghai, Guangzhou, and Hong Kong, ensuring timely delivery to your project. Choosing our Carbon Steel Ball Valves means partnering with a reliable ISO9001-certified manufacturer committed to quality and performance in marine applications. Contact us today to discuss your specific DN and PN requirements or to request samples for qualification.
Frequently Asked Questions (FAQ)
-
Q: Are these ball valves suitable for other marine fluids besides fuel oil?
A: While optimized for fuel oil transfer, these carbon steel valves with PTFE seats can generally handle a range of non-aggressive marine fluids like lubricating oils, seawater (with proper material selection), and bilge water. Always confirm specific fluid compatibility with our technical team. -
Q: What is the difference between PN16 and PN64 pressure ratings, and how do I choose?
A: PN16 indicates a nominal pressure rating of 16 bar, while PN64 indicates 64 bar. The choice depends on your system's maximum working pressure. For high-pressure fuel transfer lines or pump discharges, PN64 is recommended. For lower-pressure suction lines or tank outlets, PN16 may be sufficient and more cost-effective. -
Q: Do you offer different thread standards, such as NPT and BSP?
A: Yes, we provide both NPT (American standard) and BSP (British standard) threaded connections. Please specify your required thread standard (NPT or BSP) and thread type (male or female) when placing your order. -
Q: What kind of anti-corrosion treatment is applied to the carbon steel body?
A: Standard valves receive a protective coating or paint suitable for marine environments. For more severe conditions, we can apply specialized epoxy coatings or offer galvanized finishes upon request to enhance corrosion resistance. -
Q: Is a fire-safe version available, and what certifications does it have?
A: A fire-safe design is available as an optional feature. This design typically includes secondary metal seals that engage in a fire situation to prevent catastrophic leakage. It can be manufactured to meet standards like API 607 or API 6FA. -
Q: Can these valves be operated remotely or with actuators?
A: The standard configuration is a manual lever handle. However, the valve design is compatible for the future installation of pneumatic or electric actuators. We can provide valves prepared with mounting pads for actuators if needed. -
Q: What is your typical lead time for an order of DN50 valves?
A: Lead times vary based on order quantity and specific configuration. For standard DN50, PN16 threaded valves, we often have stock or a short production lead time. We recommend contacting our sales team with your required quantity for an accurate delivery schedule. -
Q: Do you provide documentation like test reports and material certificates?
A: Yes, as an ISO9001-certified manufacturer, we provide essential documentation, including shell test reports per API 598 and material certificates (3.1 mill certificates) for critical components, ensuring full traceability and quality assurance.
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