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Home > Industrial Equipment & Components > Valve > Other Valves & Parts > GB/T5744-1993 Standard Marine Quick Closing Valve for Cargo Oil Tank Systems

GB/T5744-1993 Standard Marine Quick Closing Valve for Cargo Oil Tank Systems

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Product Spotlights

Marine quick closing valve compliant with GB/T5744-1993 standard for cargo oil tank safety. Features rapid manual or remote closure, robust carbon/stainless steel construction, fire-resistant sealing, and flanged connections. Manufactured under ISO9001, exported globally, ensuring reliable emergency shut-off to meet marine regulations and protect assets.

Negotiable MOQ: 20 Units (Price negotiable depending on order volume and customization)

Key Specifications

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Standard:

GB/T5744-1993

Application:

Cargo Oil Tank Systems

Type:

Quick Closing Valve

Contact Supplier Request Quote Chat Now

Shanghai Zhibang Valve Manufacture Co.,ltd

1Yr

Payment & Shipping

Payment Methods:

Port of Shipment:

shanghai

Delivery Detail:

7 days

Product Details
Company Profile
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Standard GB/T5744-1993

Application Cargo Oil Tank Systems

Type Quick Closing Valve

Material Carbon Steel, Stainless Steel (Optional)

Size Range DN50 to DN300 (Customizable)

Connection Type Flanged

Operating Mechanism Manual or Remote Actuation

Sealing Performance Fire-resistant, Leak-proof

Service Environment Marine, Offshore Platforms

As a professional manufacturer specializing in marine valve solutions, Shanghai Zhibang Valve Manufacture Co., Ltd. proudly presents our GB/T5744-1993 Standard Marine Quick Closing Valve. Engineered for critical safety applications within cargo oil tank systems, this valve is designed to provide reliable, rapid isolation in emergency scenarios, protecting vessels, personnel, and the environment. Since our establishment in 2016, we have dedicated ourselves to producing high-quality valves that meet stringent international and domestic standards, exporting to markets worldwide from our strategic ports in Shanghai, Guangzhou, Hongkong, and Beijing.

The core value of this quick closing valve lies in its fail-safe operation and compliance with the specific GB/T5744-1993 standard, which outlines requirements for marine quick-closing devices. This ensures the valve is suitable for the demanding conditions of marine oil transportation.

Key Features & Technical Specifications:

Rapid Closure Mechanism: The valve can be closed swiftly, either manually via a local lever or through a remote actuation system, to immediately stop oil flow from a tank in case of fire or other emergencies.
Robust Construction: Manufactured primarily from durable carbon steel, with stainless steel options available for enhanced corrosion resistance in specific environments.
Fire-resistant Design: The valve's sealing components and structure are designed to maintain integrity and prevent leakage even under exposure to high temperatures.
Flanged Connections: Standard flanged ends ensure easy and secure installation into the cargo tank piping system, compatible with common marine pipe standards.
Size Versatility: Available in a range of nominal diameters (DN) to suit various pipeline sizes within tank systems. Common sizes include DN50, DN80, DN100, DN150, DN200, DN250, and DN300.
Positive Shut-off: Provides a tight, leak-proof seal when closed, crucial for preventing hydrocarbon release.

Primary Advantages & Customer Benefits:

Enhanced Safety Compliance: Using a valve certified to GB/T5744-1993 helps ship owners and operators meet crucial marine safety regulations, reducing liability and risk.
Operational Reliability: The simple yet effective design minimizes failure points, ensuring the valve performs its critical function when needed.
Global Market Acceptance: Our products are exported across North America, South America, Europe, Asia, Africa, and Oceania, demonstrating wide applicability and acceptance.
Cost-Effective Safety Solution: Provides a vital safety feature without requiring excessively complex or expensive systems.
Manufacturer Direct Supply: Buying directly from Zhibang Valve ensures you receive factory-grade quality, competitive pricing, and direct technical support.

Parameter	Typical Specification / Option
Design Standard	GB/T5744-1993
Primary Material	Carbon Steel
Optional Material	Stainless Steel (304/316)
Size Range (DN)	50, 80, 100, 150, 200, 250, 300 (Others customizable)
Actuation Method	Manual Lever / Remote System (Optional)
Connection	Flanged (RF or RTJ face)
Pressure Rating	Standard rating per GB/T5744, specific rating available upon request
Certification	Manufactured under ISO9001 Quality Management System

Shanghai Zhibang Valve backs its products with a solid track record. Operating under an ISO9001 certified quality management system, we ensure consistent manufacturing standards. With an annual export value ranging between US$1 Million and US$1.5 Million, our valves have proven their reliability in diverse markets from Eastern Europe to Southeast Asia, Africa to North America. This global footprint is a testament to the product's quality and our company's export capability. Choosing our GB/T5744-1993 Quick Closing Valve means selecting a safety component backed by professional manufacturing, international quality standards, and proven market acceptance. We encourage shipbuilders, ship operators, and marine equipment suppliers to contact us for specifications, pricing, or to discuss custom requirements for your cargo tank safety systems.

Frequently Asked Questions (FAQ):

Q: What is the main purpose of this quick closing valve?
A: Its primary purpose is to provide rapid shut-off of cargo oil lines from tanks in emergency situations, such as fire, to prevent spillage and contain hazards, as mandated by safety regulations.
Q: Is GB/T5744-1993 an international standard?
A: GB/T is a Chinese national standard. However, it is specifically formulated for marine quick-closing devices and is recognized and used in marine projects within China and by many international clients sourcing from Chinese manufacturers. It defines critical performance and safety requirements.
Q: Can this valve be operated remotely?
A: Yes. While a manual lever is standard, the valve can be configured for remote actuation. This is often required for integration into central emergency shutdown systems on vessels.
Q: What materials are available, and how do I choose?
A: The standard material is carbon steel, suitable for many applications. Stainless steel (304 or 316) is optional for enhanced corrosion resistance, recommended for harsh marine environments or specific cargo types.
Q: Are these valves suitable for other fluids besides oil?
A: While designed per standards for cargo oil tanks, they can potentially be used for other hazardous liquid cargoes, provided the material and sealing are compatible. Consultation for specific applications is advised.
Q: What is the typical delivery time?
A: Delivery time depends on size, material, and order quantity. Standard sizes in carbon steel have shorter lead times. We ship from ports like Shanghai and Guangzhou, facilitating efficient logistics.
Q: Does Zhibang Valve provide installation guidance or documentation?
A: Yes. As a manufacturer, we provide installation manuals, dimensional drawings, and can offer technical guidance to ensure proper integration into your system.
Q: How does the ISO9001 certification benefit the buyer?
A: ISO9001 certification indicates our manufacturing processes are systematically managed for quality control. This translates to reliable product performance, consistency across batches, and a professional approach to meeting customer requirements.