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Help CenterJIS F7301 Marine Ball Valve For Compressed Air, Cast Iron Body & Rubber Seal, DN15-DN50
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As a leading manufacturer with ISO9001 certified quality management, Shanghai Zhibang Valve is proud to present our specialized JIS F7301 Marine Ball Valve, engineered specifically for demanding compressed air applications. With years of expertise in valve manufacturing and a global export footprint, we understand the critical need for reliable, durable, and precisely standardized components in marine and industrial systems. This valve is designed to offer superior sealing performance and long service life, directly addressing the common challenges of air leakage and corrosion in compressed air lines. Our commitment to stringent production standards ensures that every valve delivers consistent performance, helping you maintain system efficiency and safety.
This marine-grade ball valve is constructed with a robust cast iron body, providing excellent strength and corrosion resistance for harsh environments. The integrated rubber seal ensures a bubble-tight shut-off, which is crucial for maintaining pressure integrity in compressed air systems. Engineered to meet the precise specifications of the JIS F7301 standard, it guarantees compatibility and reliability in applications where Japanese industrial standards are required or preferred.
- Precision Standard Compliance: Manufactured in strict adherence to JIS F7301, ensuring dimensional accuracy, material specifications, and performance criteria are met for marine and industrial use.
- Optimized for Compressed Air: The design and material selection, particularly the rubber sealing element, are specifically chosen to handle the dry, pressurized nature of compressed air, minimizing wear and ensuring a reliable seal.
- Durable Construction: The cast iron body offers high mechanical strength and good resistance to corrosion, making it suitable for both onboard marine applications and demanding industrial settings.
- Full Port Design: Minimizes pressure drop across the valve, ensuring efficient flow of compressed air and reducing energy loss in the system.
- Easy Operation & Maintenance: Features a manual lever handle for quick 90-degree operation, allowing for fast opening and closing. The two-piece design facilitates easier maintenance and inspection if required.
- Wide Size Range: Available in sizes from DN15 to DN50, providing flexibility for various pipeline diameters in compressed air distribution networks.
The technical specifications of our JIS F7301 Marine Ball Valve are detailed below:
| Parameter | Specification |
| Product Standard | JIS F7301 |
| Valve Type | Floating Ball Valve, Two-Piece |
| Nominal Diameter (DN) | 15, 20, 25, 32, 40, 50 |
| Body Material | Cast Iron (FC200/250) |
| Ball Material | Chrome Plated Brass or Carbon Steel |
| Seat Seal Material | NBR (Nitrile Rubber) or EPDM |
| Stem Seal | PTFE Packing or O-Ring |
| Connection | JIS 10K/16K Flange (Standard) |
| Operation | Manual Lever Handle (Standard) |
Choosing our valve translates into tangible benefits for your operations. You gain enhanced system reliability due to the robust construction and effective seal, reducing downtime from leaks. The standard-compliant design ensures easy integration and replacement within existing JIS-standard pipelines. Furthermore, the efficient flow characteristic helps in optimizing your compressed air system's performance, potentially lowering operational energy costs. Its durability in marine atmospheres and industrial environments means a lower total cost of ownership through reduced maintenance and longer replacement intervals.
Backed by our ISO9001 certification and nearly a decade of manufacturing experience since 2016, Shanghai Zhibang Valve stands as a reliable partner. Our products reach diverse markets across North and South America, Europe, Asia, Africa, and Oceania, with an annual export value demonstrating consistent global trust. We offer flexible shipment from major ports like Shanghai, Guangzhou, Hong Kong, and Beijing. For a valve that combines strict standard adherence, proven durability for compressed air, and the backing of an experienced manufacturer, contact us today for pricing, detailed specifications, or to discuss your specific project requirements.
Frequently Asked Questions (FAQ)
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Q: Is this valve suitable only for marine applications?
A: While designed and certified to the JIS F7301 marine standard, its robust construction and suitability for compressed air make it an excellent choice for various industrial applications, including factories, workshops, and pneumatic systems where reliable air shut-off is needed. -
Q: Can I use this valve with fluids other than compressed air?
A: The valve is optimized for compressed air service. Using it with other media (water, oil, chemicals) should be evaluated based on the compatibility of the rubber seal (NBR/EPDM) with that specific fluid. Consult with our technical team for alternative seal material options. -
Q: What are the pressure and temperature limits for this valve?
A: As a JIS F7301 standard valve with a cast iron body and rubber seals, it is typically rated for standard compressed air pressures (e.g., up to 10-16 bar). The temperature range is generally suitable for ambient conditions up to the maximum continuous temperature rating of the seat material (e.g., 80°C for NBR). Exact ratings depend on size and configuration. -
Q: Are the flanges compatible with ANSI or DIN standards?
A: The valve is supplied with JIS standard flanges as per the F7301 specification. For connection to ANSI or DIN flanged pipelines, adapter flanges or specific order configurations may be required. Please inquire about your connection standard needs. -
Q: What is the lead time for an order?
A: Lead times vary based on order quantity and specific size requirements. Standard sizes (DN15-DN50) often have stock availability or shorter production cycles. We provide estimated lead times upon receipt of your detailed inquiry. -
Q: Do you provide customization, such as different end connections or actuators?
A: Yes, we offer customization services. Options like threaded ends, different flange standards, locking devices, or the provision of pneumatic/electric actuators for automated operation are available. Please contact us with your specific requirements for a tailored solution. -
Q: What quality assurance measures are in place?
A: Our manufacturing process is governed by an ISO9001 certified quality management system. This includes material inspection, dimensional checks, pressure testing (such as shell and seat tests), and final inspection to ensure each valve meets the specified standards and performance criteria. -
Q: What is the packaging for export?
A: Valves are typically packaged in individual carton boxes with proper cushioning to prevent damage. For larger orders, they are palletized and secured for sea or air freight. Export-standard wooden cases are available upon request for added protection.
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