Hydraulic Actuated Wafer Butterfly Valve for Ship Ballast Water, Remote Control
Product Spotlights
As a dedicated manufacturer since 2016, Shanghai Zhibang Valve Manufacture Co., Ltd specializes in providing reliable and efficient fluid control solutions for demanding maritime applications. Our Hydraulic Actuated Wafer Butterfly Valve for Ship Ballast Water, Remote Control is engineered to meet the rigorous requirements of ballast water management, offering precise, robust, and dependable operation crucial for vessel safety and environmental compliance.
This valve represents a significant advancement in marine valve technology, combining the simplicity and cost-effectiveness of a butterfly valve design with the powerful and precise control capabilities of a hydraulic actuation system. Its remote control functionality allows for centralized management of ballast water operations, enhancing operational efficiency and safety on board.
Key Features and Technical Advantages:
- Hydraulic Actuation: Provides high torque output for reliable opening and closing, even under high differential pressures or with potential debris in the line. The system is known for its durability and consistent performance in harsh marine environments.
- Remote Control Capability: Enables operators to control the valve from a centralized location, such as the ship's control room. This improves operational safety by reducing the need for personnel to be near the valve during operation and allows for integrated system management.
- Wafer Design: The compact wafer-style body installs directly between pipeline flanges, saving space and weight – both critical factors in ship design. Installation and maintenance are simplified compared to lug-style valves.
- Optimized for Ballast Water: The valve design, including disc profile, sealing materials, and body construction, is specifically tailored to handle seawater, sediments, and the operational cycles typical of ballast water systems.
- Robust Construction: Manufactured from high-grade materials resistant to corrosion and erosion from seawater. Critical components are designed for long service life, minimizing downtime and maintenance costs.
Technical Specifications and Parameters:
The following table outlines typical specifications for this valve series. Specific parameters can be customized to meet your project requirements.
| Parameter | Typical Specification / Description |
| Valve Type | Wafer Butterfly Valve |
| Actuation Method | Hydraulic Actuator |
| Control Interface | Remote Control (Electrical signal to hydraulic control unit) |
| Primary Application | Ship Ballast Water Systems |
| Body Material | Cast Steel / Stainless Steel (options available) |
| Disc Material | Stainless Steel or Coated |
| Seal Material | EPDM, NBR, or other seawater-resistant elastomers |
| Size Range (Nominal Diameter) | Customizable (Common ranges from DN100 to DN500) |
| Pressure Rating | Designed for marine piping system pressures |
| Temperature Range | Suited for ambient seawater temperatures |
| End Connection | Wafer style for flange mounting |
| Standards Considered | Manufactured under ISO9001 quality system; design can reference relevant marine standards. |
Benefits to Our Clients:
- Enhanced System Reliability: The combination of hydraulic power and robust valve design ensures reliable operation, critical for ballast water management which affects ship stability and safety.
- Operational Efficiency and Safety: Remote control allows for faster, safer, and more coordinated ballast operations, reducing manual labor and exposure to operational areas.
- Space and Weight Savings: The wafer design contributes to a more compact and lightweight piping system, a valuable advantage in shipbuilding.
- Long-Term Cost Reduction: Durable materials and design minimize maintenance frequency and parts replacement, lowering the total lifecycle cost.
- Customization Support: As a manufacturer, we can tailor valve size, materials, actuator specifications, and control interfaces to integrate seamlessly with your specific ship design or ballast water treatment system.
Shanghai Zhibang Valve Manufacture Co., Ltd operates under a certified ISO9001 Quality Management System, ensuring consistent product quality and reliable manufacturing processes. With an annual export value ranging between US$1 Million and US$1.5 Million, we have established a strong global presence, supplying our products to key markets including North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, the Mid East, and Europe. Our logistics are streamlined through major ports like Shanghai, Guangzhou, Hongkong, and Beijing, facilitating efficient delivery worldwide. This valve is a product of our focused expertise in maritime valves, designed to provide a dependable, high-performance solution that meets the modern demands of ship ballast water control. We encourage you to contact us for detailed technical discussions or to request a quotation tailored to your project.
Frequently Asked Questions (FAQ)
-
Q: What is the main advantage of using a hydraulic actuator over an electric one for this butterfly valve?
A: Hydraulic actuators typically provide higher torque density and are often more robust in wet, corrosive marine environments. They can also offer smoother control and better resistance to shock or vibration, which are common on ships. -
Q: Can this valve be integrated with an existing ballast water treatment system?
A: Yes. The remote control interface (typically an electrical signal) is designed to be compatible with standard marine control systems. We can customize the control signal type and parameters to match your system's requirements. -
Q: Is the valve suitable for use with untreated seawater?
A: Absolutely. The material selections, such as corrosion-resistant body metals and seawater-tolerant seal elastomers like EPDM, are specifically chosen to handle raw seawater, including potential sediments and marine organisms. -
Q: What maintenance is required for the hydraulic actuator and valve?
A: Maintenance is generally minimal. The valve itself requires periodic inspection of the disc and seal. The hydraulic actuator may require checks on fluid levels and seals as per standard hydraulic system maintenance practices. We provide maintenance guidelines. -
Q: How does the wafer installation differ from a lug-style butterfly valve?
A: A wafer valve is installed by bolting it between two pipeline flanges. It does not have its own threaded lug holes. This makes it lighter, more compact, and often easier to install and align, but it relies on the pipeline flanges and bolts for support. -
Q: Can you provide valves with different end flange standards (e.g., ANSI, JIS, DIN)?
A: Yes. While the valve body is wafer type, the flange faces can be machined to match various international standards such as ANSI, DIN, or JIS upon request to ensure proper fit with your piping. -
Q: What is the typical response time for the valve from remote open to close command?
A: The response time depends on the specific hydraulic system design (pump flow, actuator size). Generally, it is designed for operational practicality in ballast systems. Specific performance data can be provided based on the chosen configuration. -
Q: Do you offer any testing or certification specific for marine applications?
A> Our manufacturing process is certified under ISO9001. While we do not claim specific marine certifications (like ABS, DNV) unless explicitly provided for a project, our valves are designed considering marine service requirements, and we can support client-specific testing needs.
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