Marine-Grade Butterfly Valve JIS F7480, 304/316L Body, Manual/Gearbox/Actuator Options
Product Spotlights
As a professional manufacturer with ISO9001 certification, Shanghai Zhibang Valve Manufacture Co., Ltd. is proud to introduce our premium Marine-Grade Butterfly Valve designed specifically for demanding maritime applications. Built to the rigorous JIS F7480 standard, this valve combines the corrosion resistance of 304 or 316L stainless steel with versatile actuation options, ensuring reliable flow control in seawater, ballast, fuel, and cooling systems on vessels and offshore installations. Our commitment to quality and detail makes this valve a dependable choice for shipyards and marine engineers worldwide.
Core Product Features & Technical Advantages:
- Marine-Specific Construction: Engineered per JIS F7480, this valve meets the stringent requirements for marine and offshore use, offering superior resistance to saltwater corrosion, vibration, and harsh environmental conditions.
- Material Excellence: The valve body is constructed from high-grade 304 or 316L stainless steel, providing exceptional durability and longevity in corrosive marine atmospheres. The stem and disc are also made from corrosion-resistant materials.
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Flexible Actuation: Designed to accommodate various control needs:
- Manual Lever: For simple, on/off operation in easily accessible locations.
- Worm Gearbox: Provides easier operation for larger valve sizes or higher differential pressures.
- Pneumatic/Electric Actuator: Enables remote, automated control for integration into modern ship automation systems.
- Reliable Sealing Performance: Available with a range of seat materials (EPDM, PTFE, or metal) to suit specific media (fresh water, seawater, oils, chemicals) and temperature ranges, ensuring bubble-tight shut-off when required.
- Compact & Lightweight Design: The wafer-style design (typical for JIS F7480) minimizes space and weight, a critical advantage in space-constrained marine engineering projects.
Detailed Technical Specifications:
| Parameter | Specification |
|---|---|
| Design Standard | JIS F7480 |
| Body Material | AISI 304 / 316L Stainless Steel |
| Disc & Stem Material | 304/316L SS or Equivalent |
| Seat Material Options | EPDM, PTFE, Metal Seat |
| Nominal Pressure | 10K, 16K, 20K (JIS Standard) |
| Nominal Diameter (DN) | DN50, DN65, DN80, DN100, DN125, DN150, DN200, DN250, DN300, DN350, DN400, DN450, DN500, DN600 |
| Connection Type | Wafer (Standard), Lug Type (Optional) |
| Temperature Range | -20°C to 180°C (Dependent on Seat Material) |
| Operation Methods | Manual Lever, Worm Gear Operator, Pneumatic Actuator, Electric Actuator |
Benefits for Your Marine Projects:
- Enhanced System Reliability: The robust JIS F7480 design minimizes failure risks, reducing maintenance downtime and ensuring operational safety at sea.
- Long-Term Cost Efficiency: The superior corrosion resistance of 304/316L materials extends service life, lowering total cost of ownership by reducing replacement frequency.
- Installation & Maintenance Ease: The compact wafer design simplifies installation between flanges, and the modular actuation options allow for easy field changes or upgrades.
- Global Compliance: Conforming to the recognized JIS F7480 standard facilitates acceptance in international shipbuilding and offshore markets.
Backed by our ISO9001-certified manufacturing processes and an annual export value reflecting our global reach across North America, South America, Europe, Asia, Africa, and Oceania, Shanghai Zhibang Valve guarantees consistent quality and reliable performance. We ship efficiently from major ports like Shanghai, Guangzhou, Hong Kong, and Beijing, ensuring timely delivery to your project site. Choose our Marine-Grade Butterfly Valve for a solution that combines technical precision with proven maritime durability. Contact us today to discuss your specific requirements for manual, gearbox, or actuator options and receive a competitive quotation.
Frequently Asked Questions (FAQ):
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What is the key difference between a standard butterfly valve and this JIS F7480 marine-grade valve?
The JIS F7480 standard specifies requirements for materials, design, pressure ratings, and testing specifically for marine use. Our valve uses corrosion-resistant alloys, enhanced sealing for seawater, and construction to withstand shipboard vibrations, making it more suitable than general-purpose valves. -
Can this valve be used with both seawater and fuel/oil lines?
Yes, by selecting the appropriate seat material. For example, EPDM is suitable for seawater and fresh water, while PTFE or metal seats are better for fuel, oil, and certain chemicals. Please consult with us for your specific media. -
Is the valve suitable for automated control systems on ships?
Absolutely. The valve is designed to be easily fitted with pneumatic or electric actuators, allowing for seamless integration into automated ballast, cooling, or fuel management systems. -
What are the available pressure ratings, and how do I choose?
We typically offer 10K, 16K, and 20K pressure classes per JIS standard. The choice depends on your system's maximum working pressure. Our technical team can assist in selection based on your pipeline specifications. -
Do you provide valves with different end connections, like lug type?
Yes. While the wafer type is standard per JIS F7480, lug-type ends are available as a custom option for applications where dead-end service or pipeline end support is required. -
What is the lead time for an order with electric actuators?
Lead times vary based on order quantity and actuator specifications. Standard configurations typically have shorter lead times. We provide accurate delivery estimates upon receipt of your detailed inquiry. -
Are spare parts like seals or gaskets readily available?
Yes. As the manufacturer, we maintain an inventory of critical spare parts. We recommend purchasing a maintenance kit with your valve order for future convenience. -
Do you offer third-party inspection or certification for the valves?
While we hold ISO9001 certification for our quality management system, specific third-party inspection or certification (like DNV, ABS, etc.) can be arranged upon request and may incur additional costs and time.
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