GB/T5744-1993 Marine Quick Closing Valve With Remote Actuation, 220V Power
Product Spotlights
As a specialized manufacturer established in 2016, Shanghai Zhibang Valve Manufacture Co., Ltd. brings precision engineering and reliability to critical marine applications. Our GB/T5744-1993 Marine Quick Closing Valve with Remote Actuation, 220V Power is designed to meet stringent safety and operational demands onboard vessels. This valve provides rapid isolation of pipelines in emergency situations, protecting personnel and equipment. With ISO9001-certified manufacturing processes, we ensure consistent quality and performance for our global clients across North America, South America, Europe, Asia, Africa, and Oceania.
This product embodies our commitment to maritime safety. The core value lies in its ability to be remotely triggered, allowing for swift shutdown from a control station, which is vital during fire hazards, system failures, or other critical incidents. The integration of a 220V power supply makes it compatible with standard shipboard electrical systems, ensuring easy installation and integration.
Key Features & Technical Specifications:
- Compliance & Safety: Manufactured strictly according to the Chinese national standard GB/T5744-1993 for marine quick-closing valves, ensuring design integrity for maritime environments.
- Remote Actuation System: Equipped with an electric actuator for remote operation. The valve can be closed instantly via a control signal from a central panel, enhancing operational safety and efficiency.
- Rapid Closure Mechanism: The internal mechanism is engineered for fast, reliable sealing, typically achieving full closure within seconds upon command.
- Robust Construction: Primary body materials include cast steel for strength and corrosion resistance. Stainless steel components are available for specific corrosive media applications.
- Versatile Connectivity: Offered with standard flanged ends for secure pipeline integration. Threaded connections or other custom end preparations can be provided based on project requirements.
- Electrical Compatibility: The actuator operates on 220V AC power, aligning with common marine electrical standards, simplifying power supply arrangements.
- Optional Control Interfaces: While electric actuation is standard, the valve system can be configured to accept pneumatic or hydraulic control signals if needed for specific system designs.
- Fail-Safe Considerations: Design includes features to ensure closure even under adverse conditions, contributing to overall system safety.
Detailed Parameters Table:
| Parameter | Description / Value |
|---|---|
| Design Standard | GB/T5744-1993 |
| Valve Function | Quick Closing (Emergency Isolation) |
| Actuation Type | Remote Electric Actuator (Standard) |
| Operating Power | 220V AC |
| Nominal Size Range (DN) | 50, 80, 100, 150, 200, 250, 300 (Other sizes customizable) |
| Pressure Rating | Common ratings: PN16, PN25. Higher ratings available upon request. |
| Body Material (Standard) | Cast Steel (WCB) |
| Sealing Material | Enhanced Rubber, PTFE, Metal (Selectable based on media) |
| Connection End | Flanged (RF). Threaded or other ends customizable. |
| Control Signal Input | Electric Signal (Dry contact or voltage signal). Pneumatic/Hydraulic optional. |
| Closure Time | Typically ≤ 5 seconds from signal receipt to full closure. |
| Ambient Temperature Range | -20°C to +80°C for standard actuator. Special ranges available. |
Benefits for Your Project:
- Enhanced Safety Protocol: Allows centralized, rapid response to emergencies, minimizing risk to crew and vessel.
- System Integration Simplicity: The 220V power and standard signal interfaces facilitate straightforward integration into existing marine control systems.
- Regulatory Compliance: Adherence to GB/T5744-1993 supports compliance with safety regulations for many maritime authorities and vessel classifications.
- Operational Reliability: Built with durable materials and a reliable actuation mechanism, ensuring long service life and minimal maintenance in harsh marine conditions.
- Customization Flexibility: We offer options in size, material, connection type, and control interface to match your specific system layout and media requirements.
- Global Supply Support: With annual export experience and shipment ports in Shanghai, Guangzhou, Hong Kong, and Beijing, we efficiently serve international markets.
Shanghai Zhibang Valve Manufacture Co., Ltd. has built a reputation for quality and reliability since 2016, supported by our ISO9001 quality management system. Our annual export value of US$1 Million - US$1.5 Million reflects our successful partnerships across diverse global markets, including North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, and beyond. This valve is a product of that expertise, designed to deliver dependable performance where it matters most. By choosing our quick-closing valve, you invest in a safety-critical component backed by professional manufacturing and proven international logistics. Contact us to discuss how this valve can be tailored to secure your marine systems.
Frequently Asked Questions (FAQ):
-
Q: What is the primary purpose of this quick-closing valve?
A: Its primary purpose is emergency isolation. In case of fire, pipeline rupture, or other hazardous situations onboard a ship, this valve can be remotely commanded to close rapidly, stopping the flow of fluid (like oil, water, or chemicals) to contain the danger. -
Q: Is the GB/T5744-1993 standard recognized internationally?
A: GB/T5744-1993 is a Chinese national standard specifically for marine quick-closing valves. Many international shipbuilders, operators, and regulators accept components meeting recognized national standards, especially when they align with safety principles. It demonstrates a validated design approach for maritime use. -
Q: Can this valve be operated manually if the remote system fails?
A: While the standard design focuses on remote electric actuation, manual override or backup manual operation features can often be incorporated into the design upon request. You should specify this requirement during inquiry. -
Q: What fluids/media is this valve suitable for?
A: With standard cast steel construction, it is suitable for water, oil, and many general marine fluids. For corrosive media like certain chemicals or seawater in specific applications, stainless steel or other alloy material options can be selected. -
Q: How do I integrate the valve's control with my ship's existing control panel?
A: The valve actuator typically accepts simple electric control signals (e.g., a dry contact closure or a voltage signal). Your control panel can send this signal via a dedicated emergency button or through an automation system. We provide interface details for electrical integration. -
Q: Are different sizes available beyond the listed DN range?
A: Yes. The listed DN50-DN300 range covers common sizes. We can manufacture valves in other nominal sizes or with specific dimensions based on your pipeline requirements. Customization is available. -
Q: What is the typical delivery time for such a valve?
A: Delivery time depends on the specific order (size, material, customization). For standard configurations, production and delivery can be relatively swift. We provide estimated timelines upon order confirmation, leveraging our efficient manufacturing and multiple shipment ports. -
Q: Does the valve come with any testing or certification documentation?
A: As an ISO9001-certified manufacturer, we conduct quality checks and performance tests. Documentation such as material certificates, test reports, and inspection records can be provided according to customer requirements.
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