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Help CenterPneumatic Actuated Ball Valve for Marine Applications, 1-Year Warranty, CB/T3191 Type
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As a leading manufacturer with ISO9001 certification, Shanghai Zhibang Valve Manufacture Co., Ltd. specializes in providing robust and reliable fluid control solutions for demanding environments. Our Pneumatic Actuated Ball Valve for Marine Applications is engineered to meet the rigorous standards of the maritime industry, offering exceptional durability, precise control, and long-term performance in saltwater and offshore conditions. With an annual export value reaching up to US$1.5 million and a strong presence in key global markets including North America, Southeast Asia, and Europe, we have built a reputation for quality and dependability. This valve, designed in accordance with the CB/T3191 type standard, represents our commitment to delivering products that ensure operational safety and efficiency for your critical marine systems.
This marine-grade pneumatic ball valve is constructed to withstand the harsh conditions of sea water, including corrosion, high pressure, and variable temperatures. The integration of a pneumatic actuator allows for remote and automated operation, which is crucial for modern vessel management and offshore platforms. The valve's design ensures quick quarter-turn operation, providing tight shut-off and reliable flow control for various fluids such as seawater, ballast water, fuel, and lubricants. Its robust construction minimizes maintenance needs, contributing to lower lifecycle costs and enhanced system uptime.
Key Features and Technical Advantages:
- Superior Corrosion Resistance: The valve body, ball, and stem are manufactured from selected materials like stainless steel CF8M/316 or with specialized coatings to provide excellent resistance to saltwater corrosion and pitting, ensuring a long service life in marine atmospheres.
- High-Performance Sealing: Utilizes advanced seat materials such as PTFE or reinforced polymers, which offer a bubble-tight seal, low friction, and reliable performance across a wide temperature range, preventing leaks and ensuring system integrity.
- Rugged Pneumatic Actuator: The actuator is designed for durability, featuring a compact and weatherproof housing. It provides fail-safe operation (spring-return option available) and can be configured with accessories like limit switches, solenoid valves, and positioners for integration into automated control systems.
- Compliance with Marine Standards: The valve conforms to the CB/T3191 standard, which specifies requirements for marine valves, ensuring compatibility with shipbuilding specifications and international maritime regulations.
- Versatile Configuration Options: Available in a full range of sizes, pressure ratings, and end connections (flanged, threaded). Options include fire-safe design, anti-static device, and lockable handle for enhanced safety and functionality.
- Ease of Maintenance: Features a modular design with easy access to internal components, allowing for straightforward inspection, seal replacement, and servicing without removing the entire valve from the pipeline, reducing downtime.
The technical specifications below outline the standard configurations available. Customizations are available upon request to meet specific project requirements.
| Parameter | Specification |
|---|---|
| Valve Size | DN15 (1/2") to DN300 (12") |
| Pressure Rating | PN10, PN16, PN25, PN40; Class 150, Class 300 |
| Body Material | Carbon Steel WCB, Stainless Steel 304/316, Duplex Steel |
| Ball Material | Stainless Steel 304/316, Chrome Plated |
| Seat Material | PTFE, RPTFE, PEEK, Metal Seated |
| Actuator Air Supply | 4-7 bar (Standard), Other pressures customizable |
| Operating Temperature | -20°C to +180°C (Standard), Up to +400°C with special seats |
| End Connection | Flanged (RF, RTJ), Threaded (NPT, BSP), Butt Weld |
| Standard | CB/T3191, with design references to ISO, DIN, ANSI |
Benefits for Your Operations:
- Enhanced System Reliability: The robust construction and marine-grade materials reduce failure rates in critical systems like ballast, cooling, and fuel lines, preventing costly operational disruptions and potential safety hazards.
- Improved Safety and Automation: The pneumatic actuation allows for integration into centralized control rooms, enabling remote operation that keeps personnel away from hazardous locations and improves response times during emergencies.
- Reduced Total Cost of Ownership: The combination of durability, low maintenance requirements, and the included 1-year warranty translates to significant savings over the valve's lifespan, minimizing replacement and repair expenses.
- Global Supply Chain Support: With major shipment ports in Shanghai, Guangzhou, Hong Kong, and Beijing, we ensure timely and efficient delivery to your projects worldwide, supported by our experience in exporting to over a dozen global markets.
Backed by our ISO9001-certified quality management system and nearly a decade of manufacturing expertise since our establishment in 2016, Shanghai Zhibang Valve guarantees a product built to perform. Our valves are trusted by partners across North America, Europe, Asia, and other regions, a testament to their consistent quality and reliability. The standard 1-year warranty provides you with added assurance and peace of mind for your investment. For a valve solution that combines marine-specific engineering with automated efficiency, contact us today to discuss your project specifications or to request a detailed quotation. Let our expertise help you navigate your fluid control challenges.
Frequently Asked Questions (FAQ):
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Q: What does the CB/T3191 standard mean for this valve?
A: CB/T3191 is a Chinese professional standard for marine valves. It specifies the design, material, manufacturing, testing, and inspection requirements to ensure the valve is suitable for marine applications, offering reliability and safety in shipboard environments. -
Q: Can this valve be used with media other than seawater?
A: Yes. While designed for marine use, the material selections (like stainless steel 316 and PTFE seats) make it suitable for a wide range of mildly corrosive fluids, oils, gases, and chemicals, depending on the specific configuration chosen. -
Q: What is included in the 1-year warranty?
A: The warranty covers defects in materials and workmanship under normal use and service conditions as specified. It typically includes repair or replacement of faulty components. Warranty terms and conditions are provided with the product documentation. -
Q: Do you provide actuators separately, or are they mounted?
A: We typically supply the valve and pneumatic actuator as a pre-assembled, tested unit to ensure optimal compatibility and performance. However, actuators can also be supplied separately if required for your specific project. -
Q: What information is needed for a quotation?
A: Please provide the valve size (DN/NPS), pressure rating, body/trim material, seat material, type of end connection, actuator specifications (air pressure, fail-safe requirement), and any required accessories (solenoid valve, limit switch). -
Q: Are fire-safe design options available?
A: Yes, fire-safe versions compliant with standards like API 607/API 6FA are available upon request. These designs feature secondary metal seals that maintain sealing integrity in the event of a fire. -
Q: What is the typical lead time for an order?
A: Lead time depends on the order quantity and specification complexity. Standard configurations typically have shorter lead times. We provide estimated delivery schedules upon order confirmation. -
Q: How do I maintain this pneumatic ball valve?
A: Routine maintenance is minimal. It primarily involves periodic visual inspection for leaks, ensuring the actuator air supply is clean and dry, and lubricating external moving parts as recommended. The design allows for easy inline maintenance of seals if needed.
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