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Help CenterMarine Quick Closing Valve With Position Indicator, Meets GB/T5744-1993
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As a professional manufacturer with a strong track record since 2016, Shanghai Zhibang Valve Manufacture Co., Ltd. is proud to present our high-performance Marine Quick Closing Valve with Position Indicator. Engineered to meet the rigorous GB/T5744-1993 standard, this valve is a critical safety component designed for reliable emergency isolation in marine piping systems. Our commitment to quality, backed by ISO9001 certification, ensures that every valve delivers the dependable performance required in demanding maritime environments, protecting vessels, cargo, and crew.
This valve is engineered for swift and positive shut-off in emergency situations, such as fire or major pipe failure. The integrated position indicator provides immediate visual confirmation of the valve's status (open/closed), a vital feature for safety checks and operational control. Its robust construction ensures long-term durability against corrosion, vibration, and the harsh conditions found at sea.
Key Features & Technical Advantages:
- Rapid Emergency Response: The quick-closing mechanism allows for near-instantaneous shut-off, minimizing potential hazard spread.
- Clear Visual Status Indication: A highly visible mechanical flag indicator eliminates guesswork, enhancing operational safety and compliance.
- Robust Marine-Grade Construction: Available in materials like cast steel, stainless steel, or bronze to suit specific service media (fuel, oil, water) and environmental resistance requirements.
- Compliant Design: Manufactured in strict accordance with the Chinese national standard GB/T5744-1993 for marine valves, ensuring acceptance in relevant maritime applications.
- Versatile Actuation Options: Standard manual lever operation with options for remote pull cable systems, enabling operation from a safe location.
- Reliable Sealing: Features a tight-sealing mechanism, with fire-safe designs available for critical applications.
Technical Specifications:
| Parameter | Specification |
|---|---|
| Design Standard | GB/T5744-1993 |
| Nominal Diameter (DN) | 15, 20, 25, 32, 40, 50, 65, 80, 100, 150, 200, 250, 300 (Others available) |
| Pressure Rating (PN) | 10, 16, 25, 40 (Customizable) |
| Connection Standards | Flanged per GB, JIS, ANSI; Threaded per BSP, NPT |
| Body Material | Cast Steel (WCB), Stainless Steel (CF8/CF8M), Bronze |
| Temperature Range | -20°C to +200°C (Varies by material) |
| Position Indicator | Mechanical Flag Type (Red/Green) |
| Operation | Manual Lever (Standard), Remote Cable (Optional) |
Benefits for Your Operations:
- Enhanced Safety: Provides a fail-safe method to quickly isolate sections of piping, mitigating fire and spill risks.
- Operational Efficiency: Clear visual indication reduces inspection time and prevents operational errors.
- Reduced Maintenance: Durable design and quality materials minimize downtime and lifecycle costs.
- Regulatory Compliance: Helps vessel operators meet mandatory safety regulations for valve installations.
- Global Supply Reliability: Supported by our established export channels to major markets worldwide.
With an annual export value between US$1 Million and US$1.5 Million and a presence in key global markets from North America to Southeast Asia and Europe, Shanghai Zhibang has proven its capability to deliver reliable marine valve solutions. Our valves ship from major Chinese ports including Shanghai and Guangzhou, ensuring efficient logistics. Choosing our Marine Quick Closing Valve means investing in a product built with manufacturing expertise, stringent quality control, and a deep understanding of maritime safety needs. It's more than a valve; it's a commitment to protecting your assets. Contact us today to discuss your specifications or request a detailed quotation.
Frequently Asked Questions (FAQ):
Q1: What is the primary purpose of this quick closing valve?
A1: Its primary purpose is to provide rapid emergency shut-off in marine piping systems for flammable or hazardous fluids (like fuel and oil) to prevent or contain fires and spills, as required by safety regulations.
Q2: How does the position indicator work?
A2: The valve features a mechanical flag linked to the valve stem. When the valve is fully open or closed, the flag rotates to a corresponding position (often green for open, red for closed), offering clear visual confirmation from a distance.
Q3: Can this valve be operated remotely?
A3> Yes. While the standard configuration is manual lever operation, we offer an optional remote pull cable system. This allows the valve to be activated from a designated safe location, which is a common requirement in engine rooms.
Q4: Is the GB/T5744-1993 standard recognized internationally?
A4: GB/T5744-1993 is a Chinese national standard specifically for marine valves. It is widely accepted and specified for vessels built or operating under regulations that recognize Chinese standards. We can also discuss valves meeting other international standards upon request.
Q5: What materials are available for corrosive environments?
A5: For superior corrosion resistance, we recommend our stainless steel (CF8/CF8M) variants. Bronze is also a good choice for certain seawater applications. Our team can advise on the best material for your specific media and environment.
Q6: What is the typical delivery time for a custom order?
A6: Delivery time depends on the specifications, quantity, and material availability. For standard sizes and materials, lead times are generally shorter. We provide accurate delivery estimates upon receipt of your detailed inquiry.
Q7: Do you provide documentation and certification?
A7> Yes. We provide essential documentation including material certificates, test reports (like pressure tests), and a certificate of conformity. As a manufacturer with ISO9001 certification, our quality management system ensures traceability and reliability.
Q8: Can the valve be installed in existing piping?
A8: Absolutely. The valve is designed with standard flanged or threaded connections compatible with common marine piping standards. Providing us with your existing connection details (flange standard, rating, size) allows us to supply a perfectly matching unit.
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