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CB/T3591 DN300 Marine Gate Valve With Warranty and Technical Documentation
Product Spotlights
CB/T3591 standard marine gate valve for DN300 pipelines. Features robust cast steel/iron construction, bronze/stainless steel trim for durability. Flanged connection ensures secure installation. Optional manual, gear, or electric operation. Includes marine-grade corrosion protection. Backed by warranty and full technical documentation (drawings, test reports). ISO9001 certified manufacturer ensures reliable quality for global maritime applications.
Negotiable
MOQ: 1 Unit (Price negotiable depending on order volume and customization)
Key Specifications
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Application:
Other, Marine Piping Systems (Seawater
Product Standard:
CB/T3591
Nominal Diameter (DN):
300
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Application
Other, Marine Piping Systems (Seawater
Product Standard
CB/T3591
Nominal Diameter (DN)
300
Connection Type
Flanged (Standard)
Body Material
Cast Steel or Cast Iron (Customizable)
Seat & Disc Material
Bronze, Stainless Steel (Available)
Pressure Rating (PN)
10, 16, 25 (Customizable)
Operation Type
Handwheel, Gear, Electric Actuator (Optional)
Certification
ISO9001 Quality Management System
Warranty
Provided with Technical Documentation
As a professional valve manufacturer based in Shanghai with ISO9001 certification, Shanghai Zhibang Valve Manufacture Co., Ltd. is proud to offer the CB/T3591 DN300 Marine Gate Valve, engineered for demanding maritime applications. Since our establishment in 2016, we have focused on delivering reliable flow control solutions, exporting to major global markets including North America, Southeast Asia, and Europe. This valve is a testament to our commitment to quality, featuring robust construction, a comprehensive warranty, and complete technical documentation to ensure seamless integration and long-term performance in your marine systems.
The CB/T3591 DN300 Marine Gate Valve is specifically designed to meet the stringent requirements of shipboard piping systems. Its core function is to provide a tight shut-off for fluids such as seawater, bilge water, ballast water, and other onboard media. The design adheres to the Chinese CB/T3591 standard, which outlines specifications for marine valves, ensuring compatibility and reliability in marine environments.
Key Features and Technical Advantages:
- Robust Construction: The valve body is typically manufactured from high-grade cast steel or cast iron, offering excellent corrosion resistance and mechanical strength to withstand the harsh marine atmosphere and fluid pressures.
- Reliable Sealing: Features a wedge disc design that ensures a bubble-tight seal when closed. The seating surfaces are often made from bronze or stainless steel, providing durability and resistance to wear and erosion from particulate matter in fluids.
- Flanged Connection: Comes with standard flanged ends (e.g., ANSI, JIS, DIN standards available upon request) for secure and leak-proof installation into the ship's piping network, facilitating easy maintenance and replacement.
- Multiple Operation Options: Available with a standard handwheel for manual operation. For remote or automated control, it can be equipped with gear operators or electric actuators, enhancing operational efficiency and safety.
- Corrosion Protection: External surfaces are treated with marine-grade coatings or paints (epoxy, etc.) to provide an extra layer of defense against saltwater spray and humidity, extending service life.
Technical Specifications:
| Parameter | Specification |
| Product Standard | CB/T3591 |
| Nominal Diameter (DN) | 300 |
| Nominal Pressure (PN) | 10, 16, 25 (Customizable) |
| Connection Type | Flanged |
| Body Material | Cast Steel WCB, Cast Iron (Optional) |
| Disc & Seat Material | Bronze, Stainless Steel CF8/CF8M |
| Operation Mode | Handwheel (Standard), Gear Box, Electric Actuator (Optional) |
| Temperature Range | -20°C to +200°C (Depending on material) |
| Applicable Fluid | Seawater, Bilge Water, Ballast Water, Oil, Air |
Benefits for Our Clients:
- Enhanced System Reliability: The valve's robust design minimizes the risk of failure or leakage in critical shipboard systems, contributing to overall vessel safety and operational continuity.
- Reduced Maintenance Costs: Durable materials and quality construction lead to a longer service interval, lowering the total cost of ownership and downtime for repairs.
- Simplified Procurement & Installation: Compliance with the recognized CB/T3591 standard and provision of full technical documentation (drawings, manuals, test reports) streamline the procurement process and facilitate correct installation by shipyard engineers.
- Operational Flexibility: The availability of different operation types (manual, geared, electric) allows you to choose the best fit for your specific control requirements and automation level.
- Global Supply Assurance: With annual export values between US$1-1.5 million and shipments from major ports like Shanghai, Guangzhou, and Hong Kong, we ensure timely and efficient delivery to your location worldwide.
Choosing Shanghai Zhibang's CB/T3591 DN300 Marine Gate Valve means partnering with an experienced manufacturer whose products are trusted across diverse markets from North America and Europe to Africa and Oceania. Our ISO9001 certified quality management system underpins every stage of production, guaranteeing consistent product performance. Backed by a solid warranty and complete technical support, this valve offers a dependable solution for your marine flow control needs. We encourage you to contact us for a detailed quotation or to discuss any custom requirements, ensuring you get a valve perfectly matched to your application.
Frequently Asked Questions (FAQ):
-
Q: What does the "CB/T3591" standard signify for this valve?
A: CB/T3591 is a Chinese national standard specifically for marine valves. It defines the technical requirements, materials, dimensions, testing methods, and inspection rules to ensure the valve's suitability and reliability for marine service conditions. -
Q: Can this DN300 gate valve be used for fluids other than seawater?
A: Yes. While designed for marine applications, it is suitable for various onboard fluids such as bilge water, ballast water, non-potable water, oil, and air, provided the fluid compatibility with the selected body and trim materials is confirmed. -
Q: What is included in the "Technical Documentation" mentioned?
A: The technical documentation typically includes detailed product drawings (outline, connection dimensions), a material certificate, a pressure test report, installation and maintenance manuals, and a packing list. This documentation aids in proper installation and serves as a record for quality assurance. -
Q: What flange standards are available for this valve?
A: We can supply valves with flanges conforming to common international standards such as ANSI, JIS, DIN, or GB (Chinese national standard). Please specify your required flange standard and facing (RF, FF, etc.) when inquiring. -
Q: Is an electric actuator available, and what are the control signals?
A: Yes, electric actuation is an optional feature. The actuator can be configured for various control signals (e.g., 4-20mA, 0-10V, ON/OFF) and can include features like position feedback, limit switches, and local control panels based on your requirements. -
Q: What is the typical lead time for an order of these valves?
A: Lead time depends on the order quantity, material specifications, and optional features (like actuators). For standard configurations, production can typically be completed within 30-45 days. We provide accurate timelines upon receipt of your specific inquiry. -
Q: How does the warranty work for this marine gate valve?
A: Our warranty covers defects in material and workmanship under normal use for a specified period (details provided in the sales contract). It is supported by the provided technical documentation and our commitment to resolving any qualifying issues promptly. -
Q: Can you provide custom coatings or special material grades for highly corrosive applications?
A: Absolutely. We offer customization options, including specialized epoxy coatings, rubber lining, or the use of higher-grade stainless steels (e.g., duplex stainless steel) to meet specific corrosion resistance needs. Please discuss your application details with our technical team.
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1Yr
Business Type
Manufacturer
Year Established
2016
Annual Export Value
US$1 Million - US$1.5 Million
Product Certifications
ISO9001
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