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DIN 3357 Forged Steel Ball Valve for Marine Applications, LR/ABS Certified, High Pressure
Product Spotlights
LR & ABS certified forged steel ball valve built to DIN 3357 for guaranteed marine compliance. High-pressure design ensures reliable performance in critical shipboard systems. Forged construction offers superior strength & durability vs. cast valves. Corrosion-resistant treatments extend service life in harsh saltwater environments. Available in various sizes, materials, and actuation options for flexible integration.
Negotiable
MOQ: 1 Unit (Price negotiable depending on order volume and customization)
Key Specifications
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Material:
Other, Forged Steel Body and Components
Application:
Other, Marine
Design Standard:
DIN 3357
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Material
Other, Forged Steel Body and Components
Application
Other, Marine
Design Standard
DIN 3357
Certification
LR / ABS Certified for Marine Use
Pressure Rating
High Pressure (PN16 - PN100 customizable)
Connection Type
Flanged Ends per DIN/ANSI/ASME
Operation Type
Manual Lever, Gearbox, or Pneumatic Actuator
Seat Material
PTFE, Reinforced PTFE, or Metal
Temperature Range
-20°C to +200°C (standard)
Size Range
DN15 - DN300 (1/2“ - 12“)
As a professional manufacturer with ISO9001-certified quality management, Shanghai Zhibang Valve is committed to delivering reliable fluid control solutions for demanding industrial environments. Our DIN 3357 Forged Steel Ball Valve is engineered specifically for rigorous marine applications, combining robust forged construction with essential Lloyd's Register (LR) and American Bureau of Shipping (ABS) certifications. This valve is designed to ensure safe, long-lasting, and leak-proof performance in high-pressure shipboard systems, offering shipyards, offshore operators, and marine engineers a trustworthy component for critical piping networks.
This valve stands out due to its meticulous design and construction tailored for the harsh marine environment.
- Superior Forged Steel Construction: The valve body, ball, and stem are forged from high-grade carbon steel or alloy steel, providing exceptional mechanical strength, impact resistance, and durability compared to cast alternatives. This forging process ensures a denser grain structure, minimizing the risk of porosity and enhancing the valve's ability to withstand high pressures and thermal cycling.
- Stringent Marine Certification: Compliance with Lloyd's Register (LR) and American Bureau of Shipping (ABS) standards is a core feature. These certifications are not optional but integral, verifying that the valve's design, material, and manufacturing process meet the strict safety and performance requirements for marine and offshore use, giving you absolute confidence in its reliability.
- High-Pressure Integrity: Engineered for demanding services, this valve features a full-port or reduced-port design with a precision-machined ball and high-performance seat materials (like PTFE or metal) to ensure tight shut-off and minimal pressure drop even under high differential pressures.
- Corrosion Resistance: While the base material is forged steel, surfaces are treated with appropriate coatings or platings (such as zinc-nickel plating or epoxy coatings) to resist corrosion from saltwater, humid air, and other aggressive marine atmospheres, significantly extending service life.
- Versatile Operation & Configuration: Available in floating or trunnion-mounted ball designs to suit different pressure levels. It can be supplied with a manual lever, a lockable handle, a gear operator for larger sizes, or prepared for the installation of pneumatic, hydraulic, or electric actuators for remote control, enhancing operational flexibility.
Key technical specifications and options are summarized in the table below:
| Parameter | Specification / Option |
|---|---|
| Design & Manufacturing Standard | DIN 3357 (can be manufactured to other standards like API 6D, BS 5351 upon request) |
| Body Material | A105, F304, F316, F51 Duplex Steel, or other forged grades |
| Pressure Class | PN16, PN25, PN40, PN64, PN100 (Class 150, 300, 600, 900) |
| Size Range | DN15 to DN300 (1/2" to 12" NPS) |
| End Connection | Flanged: DIN PN16/PN40, ANSI Class 150/300; Other ends (threaded, weld) optional |
| Seat & Seal Material | Standard: PTFE; Options: Reinforced PTFE, PEEK, Metal (for high-temp) |
| Fire Safe Design | Available (compliant with API 607/API 6FA standards) |
| Anti-Static Device | Standard feature to prevent static electricity buildup |
| Blow-Proof Stem | Integrated safety design to prevent stem ejection under pressure |
The benefits for your marine project are clear:
- Enhanced Safety & Compliance: The LR/ABS certification streamlines vessel approval processes, ensuring your systems meet international maritime regulations.
- Reduced Lifetime Cost: The durability of forged steel and corrosion protection minimizes maintenance, repairs, and replacements, leading to lower total cost of ownership.
- Operational Reliability: Consistent performance in ballast systems, fuel lines, cooling water, cargo handling, and other critical shipboard applications prevents costly downtime.
- Global Supply Capability: With annual exports valued between US$1-1.5 million and shipments from major ports like Shanghai, Guangzhou, Hong Kong, and Beijing, we efficiently serve a global clientele across North America, South America, Europe, Asia, Africa, and Oceania.
Backed by nearly a decade of manufacturing expertise since our establishment in 2016 and a proven track record of supplying valves to diverse international markets, Shanghai Zhibang Valve offers more than just a product—we offer a partnership grounded in reliability. Our ISO9001 certification underpins every stage of production, from raw material inspection to final testing. Choosing our DIN 3357 Forged Steel Ball Valve means selecting a component engineered for uncompromising performance in the toughest marine conditions. It is a decision that prioritizes safety, longevity, and value. Contact us today to discuss your specific requirements, request a detailed quotation, or learn how our valves can enhance the reliability of your marine applications.
Frequently Asked Questions (FAQ)
-
Q: What is the primary advantage of a forged steel body over a cast steel body for marine valves?
A: Forged steel offers superior grain flow and density, resulting in higher mechanical strength, better impact resistance, and improved integrity under high pressure and thermal stress. This makes it more reliable for critical marine applications where failure is not an option. -
Q: Are the LR and ABS certifications included as standard, or are they an extra cost option?
A: For this specific marine-grade valve series, the LR and ABS certifications are integral to the standard product offering. They are included to ensure immediate compliance for marine projects, though specific certificate documentation can be provided upon request. -
Q: Can this valve be used for services other than seawater, such as fuel oil or compressed air?
A: Absolutely. While designed with marine corrosion resistance in mind, the material compatibility (forged steel body, appropriate seat seals) makes it suitable for a wide range of media onboard, including fuel oils, lubricants, compressed air, steam (within temp limits), and various chemicals, depending on the specific material grade selected. -
Q: What is the typical lead time for orders of these certified marine ball valves?
A: Lead times vary based on order quantity, size, pressure class, and material specification. Standard configurations typically have shorter lead times. We provide accurate delivery estimates upon receipt of your detailed inquiry or purchase order. -
Q: Do you offer actuated versions for automated control systems?
A: Yes. The valves can be supplied as manual operation units or can be prepared (drilled and tapped) for the direct mounting of pneumatic, hydraulic, or electric actuators. We can also supply complete actuated packages tailored to your control requirements. -
Q: How does the "fire safe" design work, and is it standard?
A: The fire-safe design is an optional feature. It incorporates special seat and seal materials (often metal secondary seals) that maintain a seal even if the primary polymer seals are damaged by fire, preventing catastrophic fluid release. This design is tested to standards like API 607. -
Q: What kind of testing is performed on these valves before shipment?
A> Each valve undergoes rigorous testing, which typically includes a shell strength test (hydrostatic pressure test), a seat leakage test (usually with air or water), and operational tests. For certified valves, testing is witnessed and documented according to the relevant certification body's requirements. -
Q: Can you provide valves with different flange standards, such as ANSI instead of DIN?
A: Certainly. While the design conforms to DIN 3357, we regularly manufacture valves with ANSI/ASME B16.5 flanges, JIS flanges, or other international standards to match your existing pipeline specifications. This is a common customization.
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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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