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Valve for Cargo Oil Pump Protection on Vessels, Meets GB/T1855-1993 Marine Standard
Product Spotlights
Marine-grade valve specifically designed for cargo oil pump protection on ships. Manufactured in compliance with GB/T1855-1993 marine standard, ensuring regulatory acceptance. Constructed from corrosion-resistant materials (ductile iron, cast steel, stainless steel) for durability in harsh maritime environments. Offers bubble-tight sealing to prevent leaks and ensure safe oil handling. Available in a wide range of sizes (DN50-DN500), pressure ratings (PN10-PN40), and actuation types (manual, pneumatic, electric) for flexible system integration. Backed by ISO9001 certified manufacturing and supported by global export logistics from major Chinese ports.
Negotiable
MOQ: 1 Unit (Price negotiable depending on order volume and customization)
Key Specifications
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Material:
Other, Ductile iron, Cast steel, Stainless steel
Application:
Other, Cargo oil pump protection on vessels
Connection Standard:
Flanged connection per marine standards
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Material
Other, Ductile iron, Cast steel, Stainless steel
Application
Other, Cargo oil pump protection on vessels
Connection Standard
Flanged connection per marine standards
Pressure Rating
PN10 to PN40, customizable
Applicable Medium
Fuel oil, Lubricating oil, Cargo oil
Operation Type
Manual, Pneumatic, Electric actuator optional
Sealing Performance
Bubble-tight sealing for oil systems
Compliance Standard
GB/T1855-1993 Marine Standard
Temperature Range
-20°C to +200°C
Valve Type
Gate valve, Globe valve, Check valve available
As a dedicated manufacturer of industrial valves since 2016, Shanghai Zhibang Valve Manufacture Co., Ltd. specializes in providing reliable fluid control solutions for the global maritime industry. Our Valve for Cargo Oil Pump Protection on Vessels is engineered to meet the rigorous demands of marine operations, ensuring safe and efficient transfer of oil cargoes. Built in compliance with the GB/T1855-1993 Marine Standard, this valve is a critical safeguard for your vessel's pumping systems, designed to prevent backflow, control flow rates, and isolate sections during maintenance or emergencies. We understand that downtime at sea is costly, which is why our valves are manufactured with precision and durability at their core, offering shipowners and operators a trusted component for their essential systems.
This marine-grade valve is constructed to perform reliably in the challenging environment of a ship's engine room or cargo hold. Its design prioritizes several key aspects crucial for marine applications:
- Corrosion Resistance: Manufactured from materials like ductile iron, cast steel, or stainless steel, the valve body and internal components are selected to withstand prolonged exposure to seawater atmosphere, oil vapors, and varying temperatures.
- Robust Construction: The valve features a sturdy design with reinforced components to handle the vibrations and dynamic loads commonly experienced on vessels.
- Leak-Proof Integrity: Advanced sealing technology ensures bubble-tight shut-off, which is paramount when handling valuable or environmentally sensitive cargo oils.
- Ease of Operation and Maintenance: Designed for accessibility, the valve allows for easier inspection, greasing, and part replacement, reducing maintenance time and labor costs.
The technical specifications of our marine cargo oil pump protection valve are detailed to provide clarity for engineers and procurement specialists. Below is a summary of key parameters:
| Parameter | Specification / Options |
| Primary Material | Ductile Iron (GGG40/50), Cast Steel (WCB, WCC), Stainless Steel (CF8/CF8M) |
| Nominal Diameter (DN) | DN50 to DN500 (2" to 20") |
| Pressure Class (PN) | PN10, PN16, PN25, PN40 |
| Face-to-Face Dimension | Complies with GB/T 12221, ISO 5752, or ASME B16.10 standards |
| Flange Standard | GB/T 9113, JIS B2220, ASME B16.5, EN1092-2, DIN |
| Seat & Seal Material | Stainless Steel, Reinforced PTFE, Flexible Graphite |
| Operation Mode | Manual Handwheel, Gear Operator, Pneumatic Actuator, Electric Actuator |
| Design Temperature | -20°C to +200°C (Extended range available upon request) |
| Applicable Fluid | Fuel Oil (IFO, MDO), Lubricating Oil, Cargo Oil (Crude, Products) |
Choosing our valve translates into tangible benefits for your vessel's operation and bottom line. The primary advantages include:
- Enhanced System Safety: Provides reliable isolation and protection for cargo oil pumps, preventing dry running, overpressure, and reverse flow that could damage expensive equipment.
- Regulatory Compliance Assurance: Conformance with the GB/T1855-1993 standard, a recognized specification for marine valves in many markets, simplifies vessel classification and survey processes.
- Reduced Lifecycle Costs: The durable construction and corrosion-resistant materials lead to a longer service life with fewer replacements, while the accessible design lowers maintenance expenses.
- Operational Flexibility: Available with various actuation methods (manual, pneumatic, electric), the valve can be integrated into automated control systems for remote operation from the ship's control room.
- Global Supply Support: With annual exports valued between US$1 Million and US$1.5 Million and shipments from major ports like Shanghai, Guangzhou, Hong Kong, and Beijing, we ensure timely delivery and logistical support to shipyards and owners worldwide, including key markets in North America, Europe, Southeast Asia, and the Middle East.
Our commitment to quality is underpinned by our ISO9001 certification, which governs our entire manufacturing process from raw material inspection to final testing. This systematic approach ensures every valve that leaves our Shanghai facility meets consistent performance standards. The trust placed in us by clients across six continents, from Northern Europe to Oceania, is a testament to the reliability of our products. When you select a Zhibang valve, you are not just purchasing a component; you are investing in the operational integrity and safety of your vessel. We invite you to contact us with your specific requirements for cargo oil pump protection. Let our expertise and proven product line provide the robust and compliant solution your marine application demands.
Frequently Asked Questions (FAQ)
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Q: What is the primary function of this valve on a vessel?
A: Its main function is to protect the cargo oil pump. It acts as an isolation or check valve to prevent reverse flow when the pump stops, safeguards against system overpressure, and allows for safe pump maintenance by providing a positive shut-off. -
Q: Why is compliance with GB/T1855-1993 important?
A: The GB/T1855-1993 is a Chinese national standard for marine valves that specifies requirements for materials, design, pressure testing, and marking. Compliance ensures the valve meets recognized technical criteria for marine service, which is often required or recommended by ship classification societies and shipyards, particularly for vessels operating in or trading with regions that recognize this standard. -
Q: Can this valve be used with different types of oil?
A: Yes, it is designed to handle various oil types commonly transported or used on vessels, including heavy fuel oil (HFO), marine diesel oil (MDO), lubricating oil, and different grades of crude or refined cargo oils. The specific material selection (e.g., stainless steel trim for corrosive products) can be customized based on the fluid properties. -
Q: What are the available actuation options, and how do I choose?
A: Options include manual operation (handwheel or gear), pneumatic actuators, and electric actuators. The choice depends on your system's design. Manual valves are cost-effective for infrequently operated or accessible locations. Pneumatic or electric actuation is preferred for remote operation, automation integration, or for valves in hard-to-reach spots, enhancing operational efficiency and safety. -
Q: What pressure ratings are typically offered?
A: We commonly supply valves in pressure classes PN10, PN16, PN25, and PN40. The appropriate rating should be selected based on the maximum working pressure of your cargo oil piping system, with a suitable safety margin. Higher ratings like PN40 are used for higher-pressure applications. -
Q: Do you provide documentation and certification with the valves?
A: Yes, each valve is supplied with essential documentation, which typically includes a material certificate, pressure test certificate (hydrostatic test), and a detailed packing list. Certificates of conformity to specific standards like GB/T1855-1993 can be provided upon request. -
Q: What is your lead time for an order of these marine valves?
A: Lead times vary based on order quantity, valve size, material, and actuation requirements. Standard configurations often have shorter lead times. We provide estimated lead times upon receipt of your detailed inquiry and work closely with clients to meet project schedules, leveraging our efficient manufacturing and multiple port shipment options. -
Q: How does your company ensure product quality?
A: Our quality assurance is multi-faceted. We operate under an ISO9001 certified quality management system. This involves strict incoming material checks, in-process quality control during machining and assembly, and final rigorous testing (including shell test, seat test, and functional operation test) before any product is approved for shipment.
Send Inquiry to This Supplier
1Yr
Business Type
Manufacturer
Year Established
2016
Annual Export Value
US$1 Million - US$1.5 Million
Product Certifications
ISO9001
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