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Ductile Iron DIN 3352 Marine Gate Valve for Seawater Systems, PN16 Rated
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Ductile Iron DIN 3352 Marine Gate Valve, PN16 rated, engineered for reliable seawater system shut-off. Features robust ductile iron construction with optional corrosion-resistant trim (stainless steel/bronze), ensuring durability in harsh marine environments. Complies with international DIN standards for easy integration. Suitable for cooling, ballast, and fire mains. Manufactured under ISO9001 with global export expertise.
Negotiable
MOQ: 1 Unit (Price negotiable depending on order volume and customization)
Key Specifications
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Material:
Other, Ductile Iron (Body, Bonnet, Wedge)
Application:
Other, Marine
Pressure Rating:
PN16
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Material
Other, Ductile Iron (Body, Bonnet, Wedge)
Application
Other, Marine
Pressure Rating
PN16
Design Standard
DIN 3352
Connection Type
Flanged Ends
Seawater Compatibility
Suitable for Seawater Systems
Operation Type
Handwheel Operated
Seat Material
Optional Stainless Steel or Bronze
Brand
Zhibang Valve
Size Range
Customizable upon request
As a professional valve manufacturer with a strong presence in global marine industries, Shanghai Zhibang Valve Manufacture Co., Ltd. proudly presents our Ductile Iron DIN 3352 Marine Gate Valve, engineered specifically for demanding seawater applications. With our ISO9001-certified production processes and over seven years of manufacturing expertise since 2016, we deliver valves that combine robust construction, reliable performance, and long-term durability in corrosive marine environments. This PN16-rated valve is designed to provide a secure shut-off solution for seawater cooling lines, ballast systems, fire mains, and other critical shipboard piping, ensuring operational safety and system integrity for vessels worldwide.
Our valve is built to withstand the unique challenges of seawater service. The choice of ductile iron for major components offers an excellent balance of strength, impact resistance, and cost-effectiveness, superior to standard cast iron. Compliance with the DIN 3352 standard guarantees dimensional interchangeability and reliable performance metrics recognized across international maritime projects. The PN16 pressure rating (approximately 16 bar) makes it suitable for a wide range of medium-pressure shipboard systems.
Key Features and Technical Advantages:
- Superior Corrosion Resistance: While the body is ductile iron, critical sealing surfaces and trim options are designed for seawater compatibility. We offer optional stainless steel or bronze seats and wedges to significantly enhance resistance to saltwater corrosion and erosion, extending service life.
- Robust DIN 3352 Design: Manufactured in accordance with DIN 3352, this valve features a flanged connection pattern, ensuring easy installation and replacement within international piping systems. The design emphasizes a sturdy construction capable of withstanding pipeline stresses and vibrations common in marine settings.
- Bubble-Tight Shut-off: The parallel wedge or knife gate design (depending on specific model) provides a reliable, bubble-tight seal when fully closed, preventing seawater leakage which is critical for system efficiency and environmental protection.
- Easy Operation and Maintenance: The handwheel operation allows for straightforward manual control. The design often facilitates in-line maintenance, and the robust construction minimizes the need for frequent servicing, reducing lifecycle costs.
-
Versatile Marine Application: This valve is ideally suited for:
- Seawater cooling and heat exchanger systems
- Ballast water and bilge systems
- Firefighting systems (fire mains)
- General service lines on ships, offshore platforms, and dockside facilities
- Desalination plant intake and discharge lines
Detailed Technical Specifications:
| Parameter | Specification |
| Product Designation | Marine Gate Valve |
| Body/Bonnet Material | Ductile Iron (GGG-40/50) |
| Pressure Rating | PN16 (16 bar) |
| Design & Manufacturing Std. | DIN 3352 |
| Connection Ends | Flanged, as per DIN / ISO standards |
| Seat/Wedge Material (Standard) | Ductile Iron (Optional: Stainless Steel, Bronze) |
| Stem Material | Stainless Steel (typically) |
| Operation | Manual Handwheel |
| Seawater Service | Specifically Designed and Suitable |
| Gasket/Packing | Synthetic Rubber or Graphite (Seawater resistant) |
Benefits for Your Business:
- Enhanced System Reliability: Reduces the risk of in-service failure in critical seawater systems, supporting uninterrupted vessel operations.
- Cost-Effective Solution: Ductile iron construction provides durability at a competitive price point, offering strong value for shipbuilders and operators.
- Global Compliance: Adherence to DIN standards facilitates use in international shipbuilding and repair projects, simplifying procurement and installation.
- Reduced Maintenance: The robust design and corrosion-resistant material options lead to lower lifetime maintenance costs and less downtime.
- Supply Chain Confidence: Sourced from an ISO9001-certified manufacturer with a proven export track record to markets across the globe, including North America, Europe, Southeast Asia, and Africa.
Shanghai Zhibang Valve's commitment to quality is backed by our ISO9001 certification, ensuring consistent manufacturing standards. Our annual export value of US$1-1.5 million and established supply chains to major ports like Shanghai, Guangzhou, Hong Kong, and Beijing demonstrate our capability to reliably serve a global clientele. This valve embodies our practical approach to solving marine engineering challenges. For a dependable, specification-compliant valve solution for your seawater systems, contact us to discuss your specific size requirements, trim material preferences, and project timelines.
Frequently Asked Questions (FAQ)
-
Q: Is ductile iron suitable for continuous seawater service?
A: Yes, ductile iron offers good general corrosion resistance and superior mechanical strength. For enhanced longevity in highly aggressive seawater, we recommend optional stainless steel or bronze trim (seat/wedge), which is a common and effective practice in marine valve specifications. -
Q: What is the significance of the DIN 3352 standard for this valve?
A: DIN 3352 is a widely recognized German industrial standard for gate valves. It defines critical dimensions, pressure-temperature ratings, material groups, and testing requirements. Compliance ensures the valve's interchangeability and performance predictability within international, especially European-influenced, marine projects. -
Q: Can this valve be used with other fluids besides seawater?
A: Absolutely. While designed for seawater, this PN16 ductile iron gate valve is also suitable for a variety of other neutral fluids such as fresh water, oil, and air in industrial applications, provided the fluid is compatible with the valve materials. -
Q: What size range is typically available?
A: As a manufacturer, we can produce a wide range of sizes. Common flanged sizes for marine applications (e.g., DN50 to DN300) are readily available. Please inquire with your specific nominal diameter (DN) and face-to-face dimension requirements. -
Q: Is the valve suitable for both above-deck and below-deck installations?
A: Yes, its robust construction makes it suitable for various shipboard locations. However, for exposed above-deck installations, additional considerations like protective coatings or specific material upgrades may be advised based on the environmental severity. -
Q: Do you offer actuated versions of this valve?
A: While the standard configuration is manual handwheel operation, we can often provide customization. Electric, pneumatic, or hydraulic actuators can be fitted upon request to enable remote operation, depending on your control system requirements. -
Q: What certifications accompany the valve?
A> Our manufacturing facility is ISO9001 certified, guaranteeing a controlled quality management system. The valve itself is produced to meet the DIN 3352 standard. Specific product certifications (e.g., from marine classification societies) can be discussed as a custom requirement. -
Q: What is the typical lead time and packaging for export?
A> Lead times vary based on order quantity and specifications. We export regularly from multiple Chinese ports. Valves are typically packaged in sturdy wooden cases suitable for long-distance ocean freight, ensuring they arrive at your destination in perfect condition.
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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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