Contact Platform Support
Help CenterGear Operated Marine Flanged Ball Valve to DIN 3357 Standard, DN200 PN40
Product Spotlights
Related Products
-
DN80 PN16 Marine Flanged Ball Valve, DIN 3357 Standard, Manual Lever OperatedNegotiableMOQ: 1 Unit -
Marine Flanged Ball Valve for Seawater Cooling Systems, DIN 3357 CompliantNegotiableMOQ: 1 Unit
-
Ball Valve for Shipboard Fuel Oil Lines, DIN 3357 Flanged DesignNegotiableMOQ: 1 Unit
-
Three-Piece DIN 3357 Marine Ball Valve, Flanged, With Blow-Proof StemNegotiableMOQ: 1 Unit
-
DIN 3357 Marine Ball Valve, Factory Direct With Full Technical SupportNegotiableMOQ: 1 Unit
As a leading manufacturer with ISO9001 certified quality management, Shanghai Zhibang Valve Manufacture Co., Ltd. specializes in providing robust and reliable fluid control solutions for demanding industrial and marine applications. Our Gear Operated Marine Flanged Ball Valve, engineered to the stringent DIN 3357 standard, represents our commitment to precision, durability, and operational safety. Designed for DN200 pipelines with a PN40 pressure rating, this valve is an ideal choice for critical on-board and offshore systems where manual control with high mechanical advantage is essential. We combine advanced manufacturing techniques with rigorous testing to deliver a product that ensures long-term, leak-free performance in challenging marine environments, helping our global clients from North America to Southeast Asia enhance their operational efficiency and safety protocols.
This valve is meticulously crafted to meet the specific needs of marine engineering. The gear operation mechanism provides significant torque multiplication, allowing for smooth and effortless opening and closing of the valve even under high differential pressures or in situations where direct handwheel operation is impractical. This feature is crucial for large-diameter valves like the DN200 size, ensuring operator safety and reducing maintenance strain. The flanged ends, conforming to standard dimensions, facilitate secure and straightforward installation into existing piping networks, minimizing downtime during system integration or retrofit projects.
Key Technical Specifications & Design Advantages:
- Robust Construction: The valve body is typically manufactured from high-grade carbon steel (WCB) or stainless steel (CF8/CF8M), offering excellent resistance to corrosion, especially in saltwater atmospheres. Internal components are selected for compatibility with a wide range of media, including seawater, bilge water, fuel, and compressed air.
- Superior Sealing Performance: Features advanced seat materials such as PTFE or reinforced PTFE, which provide a bubble-tight seal, low operating torque, and excellent chemical resistance. This design minimizes internal leakage and ensures reliable isolation of fluid sections.
- Enhanced Gearbox Design: The enclosed gear operator is engineered for high mechanical efficiency and durability. It often includes a visual position indicator (open/closed) and a locking device for securing the valve in a desired position, preventing unauthorized or accidental operation—a vital safety feature in marine settings.
- Compliance & Interchangeability: Manufactured in strict accordance with DIN 3357 standards, ensuring dimensional compatibility and performance reliability that meets European and international maritime industry expectations. This compliance guarantees interchangeability with other DIN-standard components.
- Low Maintenance & Long Service Life: The simple yet robust design, combined with high-quality materials, results in a valve that requires minimal maintenance. Regular greasing of the gear mechanism and stem is typically all that is needed to ensure decades of reliable service.
Primary Technical Parameters Table:
| Parameter | Specification |
| Product Standard | DIN 3357 |
| Nominal Diameter (DN) | 200 |
| Pressure Rating (PN) | 40 |
| Connection Type | Flanged (RF or FF as per DIN/EN standards) |
| Operation Type | Gear Operator (Manual) |
| Body Material Options | Carbon Steel (WCB), Stainless Steel 304/316, Duplex Steel |
| Ball & Stem Material | Stainless Steel, with optional coatings |
| Seat & Seal Material | PTFE, Reinforced PTFE, PPL, Metal Seated options available |
| Temperature Range | Standard: -20°C to +200°C (dependent on seat material) |
| Applicable Media | Water, Oil, Gas, Seawater, Chemicals (compatible with seat/body material) |
The advantages of selecting this valve extend directly to operational benefits for shipbuilders, shipowners, and offshore platform operators. The gear operation eliminates the need for large actuation forces, protecting personnel and reducing the risk of injury. Its reliable sealing capability ensures system integrity, preventing costly fluid loss and environmental contamination. The standardized flanged design simplifies inventory management and spare parts procurement for fleets operating globally. Furthermore, the valve's durability under harsh marine conditions—including vibration, temperature fluctuations, and corrosive elements—translates into reduced lifecycle costs through fewer replacements and lower maintenance expenditures.
Backed by Shanghai Zhibang Valve's decade of manufacturing expertise since 2016 and a proven export record reaching major markets across North America, Europe, Asia, and Africa, this DIN 3357 valve is a trusted component in global maritime infrastructure. Our ISO9001 certification is a testament to our unwavering focus on consistent quality control in every production batch. With flexible shipment options from key ports like Shanghai and Guangzhou, we ensure timely delivery to keep your projects on schedule. Choose a valve engineered for performance and built for the sea. Contact us today to discuss your specific requirements, request a detailed quotation, or learn more about our full range of marine-grade valve solutions.
Frequently Asked Questions (FAQ):
-
Q: What is the main advantage of a gear-operated ball valve over a standard handwheel-operated version for DN200 size?
A: For larger valve sizes like DN200, the required operating torque increases significantly. A gear operator provides a high mechanical advantage, reducing the force needed by the operator to open or close the valve. This makes operation safer, easier, and more efficient, especially under high-pressure conditions. -
Q: Can this valve be used with seawater?
A: Yes, when specified with appropriate materials. We recommend a stainless steel body (such as CF8M/316) and compatible seat seals (like reinforced PTFE or special elastomers) to ensure optimal corrosion resistance and longevity when handling seawater or other corrosive media. -
Q: Are the flanges compatible with ANSI/ASME standards?
A: This valve is manufactured to DIN flange standards (e.g., DIN 2501). While dimensional differences exist, adaptor flanges or specific orders to hybrid standards may be available upon request. It is crucial to confirm your piping flange standard before ordering. -
Q: What maintenance does the gear operator require?
A: Maintenance is minimal. Periodically check the gearbox for proper lubrication according to the manufacturer's guidelines. The gear operator is typically sealed but may have grease nipples for re-lubrication. Inspect for any signs of wear or damage during routine system checks. -
Q: Is a locking device included with the gear operator?
A: Many of our gear operators come with an integrated locking feature or provisions for attaching a padlock, which is a standard safety requirement in marine applications to prevent accidental valve operation. Please confirm this feature with your sales representative. -
Q: What is the lead time for a DN200 PN40 valve?
A: Lead times vary based on material selection, configuration, and order quantity. Standard material configurations often have shorter lead times. We provide estimated delivery schedules upon receipt of your detailed inquiry to ensure transparency. -
Q: Do you offer actuated versions (electric or pneumatic) of this valve?
A: Yes. While this listing is for a manual gear-operated version, we can typically fit electric or pneumatic actuators to this valve body for automated remote control. This is a customizable option—please inquire with your automation requirements. -
Q: What documentation is provided with the valve?
A> Standard documentation includes a material test certificate (MTC) for the body material, a pressure test certificate, and general product data. Additional certifications, such as NACE or specific marine society approvals, can be discussed as optional requirements.
Send Inquiry to This Supplier
You May Also Like
-
Marine Flanged Ball Valve With Mill Test Report and 2-Year WarrantyNegotiableMOQ: 1 Unit
-
API 6D Certified Marine Ball Valves for Offshore Oil & Gas Pipeline SystemsNegotiableMOQ: 1 Unit
-
Precision Machined API 6D Marine Ball Valves, 1500 LB Pressure Rating, Extended WarrantyNegotiableMOQ: 1 Unit
-
OEM API 6D Ball Valves Manufactured With Full Port Design and Anti-Static ShaftNegotiableMOQ: 1 Unit
-
API 6D Marine Ball Valve Production With Mill Test Report and Traceability DocumentationNegotiableMOQ: 1 Unit
-
API 6D Marine Ball Valve Solutions for FPSO and LNG Carrier ApplicationsNegotiableMOQ: 1 Unit
-
Marine Service Ball Valves Compliant With API 6D Standard, Fire Safe Design AvailableNegotiableMOQ: 1 Unit
-
Reliable API 6D Ball Valve OEM Supply for Marine Projects, Technical Support IncludedNegotiableMOQ: 1 Unit
-
Custom API 6D Ball Valves for Shipbuilding With DNV-GL & ABS Classification ApprovalNegotiableMOQ: 1 Unit
-
API 6D Marine Ball Valve OEM Manufacturer With ASTM A351 CF8M Cast Stainless SteelNegotiableMOQ: 1 Unit
