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Help CenterJIS F7305 5K Globe Valve Cast Iron Marine Grade DN50-DN200 Handwheel Flanged Ship Use
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Shanghai Zhibang Valve Manufacture Co., Ltd. has been a trusted name in the valve industry since 2016, specializing in the production of high-quality marine and industrial valves. Our JIS F7305 5K Globe Valve is meticulously engineered for demanding marine environments, offering reliable flow control for ship systems. Crafted from premium cast iron with a marine-grade finish, this handwheel-operated, flanged globe valve delivers exceptional durability and corrosion resistance, ensuring long service life even in harsh seawater conditions. Available in sizes from DN50 to DN200, it meets the stringent requirements of JIS F7305 standard.
Key Features & Benefits
- JIS F7305 Compliance: Manufactured strictly according to Japanese Industrial Standard JIS F7305, ensuring dimensional accuracy and interchangeability.
- Marine-Grade Cast Iron: High-strength cast iron body with anti-corrosion coating, designed to withstand saltwater exposure and humidity typical in ship applications.
- 5K Pressure Rating: Suitable for moderate-pressure systems (5K = approximately 0.5 MPa at 120°C), ideal for general marine piping.
- Flanged Connection: Standard JIS 5K flanges for easy installation and leak-proof sealing with gaskets.
- Handwheel Operation: Ergonomic handwheel provides smooth, precise throttling and positive shut-off, with optional locking device.
- Versatile Size Range: Available in DN50, DN65, DN80, DN100, DN125, DN150, and DN200 to fit various pipeline requirements.
- ISO9001 Certified Quality: Our factory is ISO9001 certified, ensuring consistent product quality and traceability.
Technical Specifications
| Parameter | Details |
|---|---|
| Standard | JIS F7305 |
| Pressure Rating | 5K |
| Size Range | DN50, DN65, DN80, DN100, DN125, DN150, DN200 |
| Body Material | Cast Iron (ASTM A126 Class B or equivalent) |
| Disc Material | Cast Iron or Bronze (optional) |
| Stem Material | Stainless Steel (SS304 or SS316) |
| Seat Material | Cast Iron / Bronze / Stainless Steel (depending on size) |
| Connection | JIS 5K Flanged (FF or RF available) |
| Operation | Handwheel (rising stem) |
| Test Pressure (Shell) | 0.8 MPa |
| Test Pressure (Seat) | 0.6 MPa |
Detailed Product Advantages
The JIS F7305 Globe Valve is specifically designed for shipboard applications such as seawater cooling, ballast, firefighting, and bilge systems. Its robust cast iron body provides excellent mechanical strength, while the flanged ends simplify installation and maintenance. The handwheel allows for fine flow regulation, making it suitable for throttling and isolation duties. All valves undergo 100% pressure testing before shipment to ensure zero leakage.
Customer Benefits:
- Long service life due to corrosion-resistant materials and epoxy coating (optional).
- Interchangeable with existing JIS standard systems worldwide.
- Low maintenance: stem packing can be adjusted or replaced without removing the valve from the line.
- Competitive pricing with reliable delivery – our annual export value of US$1-1.5 million reflects global trust.
- Customizable: other materials (e.g., ductile iron, bronze) or special coatings available upon request.
Why Choose Shanghai Zhibang Valve?
As a dedicated manufacturer established in 2016, we have accumulated extensive experience in valve production. Our ISO9001 certification ensures rigorous quality control from raw material sourcing to final inspection. We ship through major Chinese ports (Shanghai, Guangzhou, Hong Kong, Beijing) and serve markets across North America, South America, Europe, Asia, Africa, and Oceania. Our team provides prompt technical support and responsive after-sales service. Whether you need a single valve for a repair or bulk quantities for newbuilding projects, we are ready to meet your requirements.
Contact us today for a quotation or technical datasheet. Our engineers can assist with valve selection to optimize your system performance.
Frequently Asked Questions (FAQ)
-
Q: What is the maximum operating temperature for this valve?
A: The JIS F7305 5K globe valve is designed for temperatures up to 120°C (for cast iron body). For higher temperatures, please consult our technical team for material upgrades. -
Q: Can this valve be used for seawater?
A: Yes, the marine-grade cast iron with appropriate coating is suitable for seawater. For extended service life, we recommend a protective paint or an optional bronze trim. -
Q: What is the typical lead time?
A: For standard sizes like DN50-DN100, lead time is approximately 15-25 days after order confirmation. Larger sizes may require 30-40 days. Custom orders can be discussed. -
Q: Do you offer non-standard flange facing?
A: Yes, we can provide raised face (RF) or flat face (FF) according to JIS standards. Other modifications (e.g., groove) are available upon request. -
Q: Is the handwheel lockable?
A: A padlockable handwheel option is available on request. Please specify when ordering. -
Q: What certifications do you have?
A: Our factory is ISO9001 certified. We can also provide material certificates, test reports, and other documentation as required. -
Q: What is the minimum order quantity (MOQ)?
A: MOQ is typically 1 piece for samples or small orders, but we encourage volume orders for better pricing. -
Q: How are the valves packaged for export?
A: Each valve is individually wrapped with protective plastic, then packed in wooden crates or pallets suitable for sea freight, with proper labeling.
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