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As a specialized manufacturer with ISO9001 certification, Shanghai Zhibang Valve Manufacture Co., Ltd. is proud to present our GB/T5744-1993 Marine Quick Closing Valve. Engineered specifically for engine room fuel line protection, this valve is a critical safety component designed to prevent fuel spillage and fire hazards by allowing rapid isolation of fuel lines in emergency situations. Our valves are manufactured with precision to meet the stringent requirements of marine applications, ensuring reliability and durability in demanding environments.
Established in 2016, we have built a reputation for producing high-quality valves exported to markets worldwide, including North America, South America, Europe, Asia, Africa, and Oceania. Our annual export value reflects the trust our international clients place in our products. This quick closing valve embodies our commitment to safety, quality, and performance, offering marine engineers a robust solution for fuel system security.
Key Features and Technical Specifications:
- Compliance with GB/T5744-1993: This Chinese national standard specifies the design, manufacturing, and testing requirements for marine quick closing valves, ensuring they meet recognized safety benchmarks for maritime use.
- Rapid Closure Mechanism: The valve is designed to shut off fuel flow almost instantaneously upon actuation, crucial for emergency response in engine rooms.
- Robust Construction: Available in materials such as carbon steel or stainless steel to withstand corrosive marine environments and high-pressure fuel systems.
- Versatile Actuation Options: Can be operated manually, pneumatically, or electrically, providing flexibility for different ship designs and control systems.
- Leak Prevention Design: Features a sealing mechanism that ensures tight closure to prevent any fuel leakage after activation, enhancing safety.
- Easy Integration: Designed with standard flanged or threaded connections (common sizes from DN15 to DN300) for straightforward installation into existing fuel lines.
- High Reliability: Manufactured under our ISO9001 quality management system, each valve undergoes rigorous testing to guarantee performance under specified pressure and temperature ratings.
Benefits for Our Clients:
- Enhanced Safety: Provides a critical fail-safe for fuel systems, significantly reducing the risk of fire and environmental contamination in case of an incident.
- Operational Compliance: Helps vessel operators comply with marine safety regulations and standards that mandate quick closing capabilities for fuel lines.
- System Durability: The valve's robust materials and construction contribute to the long-term reliability of the fuel system, minimizing maintenance needs.
- Flexible Configuration: The availability of different sizes, materials, and actuation methods allows for customization to fit specific project requirements and ship layouts.
- Global Acceptance: Our products are trusted and exported to a wide range of international markets, indicating their suitability for diverse marine applications.
Technical Parameters (Common Specifications):
| Parameter | Description / Range |
| Applicable Standard | GB/T5744-1993 |
| Primary Application | Engine room fuel line protection |
| Valve Type | Quick Closing |
| Common Materials | Carbon Steel, Stainless Steel (other materials available) |
| Connection Types | Flanged, Threaded |
| Nominal Size Range (DN) | DN15, DN20, DN25, DN32, DN40, DN50, DN65, DN80, DN100, DN125, DN150, DN200, DN250, DN300 |
| Actuation Methods | Manual, Pneumatic, Electric |
| Pressure Rating | Customizable based on application requirements |
| Temperature Rating | Customizable based on application requirements |
| Quality Certification | Manufactured under ISO9001 Quality Management System |
Shanghai Zhibang Valve Manufacture Co., Ltd. stands as a reliable partner for marine safety equipment. With an annual export value between US$1 Million and US$1.5 Million, our products reach major ports worldwide, including Shanghai, Guangzhou, Hong Kong, and Beijing, serving clients across North America, South America, Europe, Asia, Africa, and Oceania. This global footprint is a testament to the quality and acceptance of our valves. The GB/T5744-1993 Marine Quick Closing Valve is more than just a component; it is a commitment to safeguarding vessels, crew, and the environment. Its design, compliant with a recognized standard, combined with our manufacturing expertise, delivers a product that enhances the safety integrity of any marine fuel system. We encourage shipbuilders, marine engineers, and vessel operators to consider this valve for their critical safety needs and to contact us for detailed specifications, pricing, or custom solutions.
Frequently Asked Questions (FAQ):
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Q: What is the main purpose of this quick closing valve?
A: Its primary purpose is to provide rapid isolation of fuel lines in a ship's engine room during an emergency, such as a fire or system failure, to prevent fuel spillage and mitigate fire risks. -
Q: Does compliance with GB/T5744-1993 mean it is accepted internationally?
A: GB/T5744-1993 is a Chinese national standard. While it is recognized and used in many projects, especially involving Chinese shipbuilding or vessels operating in relevant regions, international acceptance often depends on specific project requirements, client specifications, or equivalency to other international standards. We can provide documentation to support its technical suitability. -
Q: What materials are typically used, and can I request a specific material?
A: Common materials include carbon steel and stainless steel to handle marine environments and fuel. We can accommodate requests for other suitable materials based on your application's corrosion resistance, pressure, and temperature needs. -
Q: How fast does the valve close?
A: The valve is designed for "quick closing," meaning it achieves full closure within a very short time frame upon actuation, typically within seconds, as required for emergency response. The exact speed can depend on the actuation method (manual, pneumatic, electric) and system design. -
Q: What sizes are available?
A: We offer a range of nominal diameters (DN) from DN15 up to DN300. The specific size needed depends on the diameter of your fuel line. Please provide your line size for accurate selection. -
Q: Can the valve be actuated remotely?
A: Yes. While manual operation is available, pneumatic or electric actuation options allow for remote operation, which is often desirable for integration into central engine room control or alarm systems. -
Q: Is the valve tested before shipment?
A: Yes. As a manufacturer operating under an ISO9001 quality management system, our valves undergo production checks and final testing, including pressure and closure function tests, to ensure they perform as specified. -
Q: What are the main shipping ports and delivery terms?
A: We typically ship from major Chinese ports such as Shanghai, Guangzhou, Hong Kong, and Beijing. Delivery terms (e.g., FOB, CIF) and lead times are negotiated based on order volume, destination, and specific requirements.
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