JIS F7306 5K Marine Angle Stop Valve for Engine Room Steam Lines - DN65 Flanged, Cast Steel, Handwheel
Product Spotlights
Shanghai Zhibang Valve Manufacture Co., Ltd. is proud to present the JIS F7306 5K Marine Angle Stop Valve for Engine Room Steam Lines - DN65 Flanged, Cast Steel, Handwheel. As a dedicated manufacturer established in 2016 with ISO9001 certification, we engineer this valve to meet the rigorous demands of marine steam systems. Its robust cast steel construction and JIS F7306 compliance ensure reliable shut-off control in high-pressure steam environments, offering superior durability and precise flow management for vessel engine rooms. Backed by our annual export value of US$1–1.5 million and global reach across North America, Europe, Asia, and more, this valve represents a trustworthy solution for shipbuilders and marine engineers worldwide.
The marine angle stop valve is specifically designed for steam lines in engine rooms where space is limited and reliable operation is critical. With a 5K pressure rating and DN65 flanged connections, it integrates seamlessly into existing piping systems. The handwheel actuator provides straightforward manual control, while the angle body design minimizes pressure drops and facilitates easy installation. Below are detailed specifications and advantages that make this valve an essential component for any marine steam system.
Key Features & Specifications
| Parameter | Value |
|---|---|
| Design Standard | JIS F7306 |
| Pressure Rating | 5K |
| Nominal Size | DN65 (2.5 inches) |
| Connection | Flanged (JIS 5K flange standard) |
| Body Material | Cast Steel (SCS13 / CF8 equivalent available upon request) |
| Operation | Handwheel (rising stem) |
| Type | Angle Stop Valve |
| Media | Steam, water, oil, gas |
| Temperature Range | -10°C to 220°C (depending on pressure) |
| Test Pressure (Shell) | 1.5 times rated pressure |
Product Advantages & Customer Benefits
- Reliable Shut-Off: The angle design provides tight sealing and low torque operation, ensuring zero leakage during emergency or routine shut-down in steam lines.
- Space-Saving Layout: The 90-degree flow path allows installation in tight engine room corners, reducing piping complexity and saving valuable space.
- Durable Cast Steel Construction: High-quality cast steel resists thermal stress, corrosion, and erosion from saturated steam, extending service life even under frequent cycling.
- JIS F7306 Compliance: Fully conforms to Japanese Industrial Standard, making it suitable for vessels built to Japanese specifications or retrofitting existing systems.
- Easy Maintenance: Rising stem handwheel provides visual indication of valve position, and the bonnet design allows quick access for seat replacement or packing adjustment.
- Flanged Connections: Standardized flanged ends compatible with JIS 5K flanges simplify installation and reduce the risk of misalignment leaks.
- Multi-Media Capability: While optimized for steam, the valve can also handle water, oil, and non-corrosive gases, adding versatility to inventory.
Technical Details & Design Highlights
The valve body is cast from high-strength carbon steel (or optional stainless steel upon request) and machined to precise tolerances. The disc and seat are hard-faced with stainless steel to resist wire drawing in steam service. The handwheel is designed for comfortable grip, even with gloves, and the stem is protected by a stainless steel packing gland. All pressure-containing parts undergo hydrostatic testing per JIS B2003 before shipment. The table below lists available optional configurations:
| Option | Details |
|---|---|
| Bonnet Type | Bolted or threaded (customizable) |
| Seat Material | Stellite, 13Cr, or SS316 (upon request) |
| Packing | Graphite, PTFE, or flexible graphite (customizable) |
| Pressure Rating | 5K standard; 10K, 16K available as special order |
| Testing | Shell and seat test per JIS B2003 (optional fire-safe design available) |
Trust & Quality Assurance
Since 2016, Shanghai Zhibang Valve Manufacture Co., Ltd. has been a reliable partner in the valve industry, exporting over US$1 million annually to markets across North America, Europe, Southeast Asia, Africa, Oceania, the Middle East, and beyond. Our ISO9001 certified quality management system ensures every JIS F7306 angle stop valve undergoes strict inspection from raw material to final packaging. We ship from major ports including Shanghai, Guangzhou, Hong Kong, and Beijing, providing fast logistics to your project site. Choose our valve for its proven performance in marine steam applications and the peace of mind that comes with a manufacturer that values consistency and customer support.
We invite you to contact us for detailed drawings, material certifications, or to request a quotation. Our team is ready to assist with custom sizes, special trim materials, or volume orders. With a strong presence in domestic and international markets, Shanghai Zhibang is your trusted partner for marine valves.
Frequently Asked Questions (FAQ)
-
Q: What is the difference between an angle stop valve and a globe valve?
A: An angle stop valve has the inlet and outlet at 90 degrees, which reduces pressure drop and is ideal for tight spaces. A globe valve typically has straight flow. This JIS F7306 angle valve is perfect for engine room steam lines where piping turns are needed. -
Q: Is this valve suitable for superheated steam?
A: Yes, the cast steel body and hardened seat materials can handle superheated steam up to 220°C (depending on pressure). For higher temperatures, we recommend consulting our engineering team for optional alloy materials. -
Q: What flange standard does the DN65 model comply with?
A: It matches JIS 5K flanges (Japanese Industrial Standard). For other flange standards like ANSI or DIN, custom machining is available upon request. -
Q: Can I get a stainless steel version instead of cast steel?
A: Yes, we offer stainless steel (CF8/CF8M) as an option for corrosive environments. Please specify when placing an order. -
Q: What is the lead time for this valve?
A: Standard DN65 quantity up to 50 pieces can be shipped within 15-20 working days. Larger volumes or special materials may require 30-45 days. Contact us for accurate lead time. -
Q: Does the valve come with a handwheel lock or position indicator?
A: The standard handwheel is non-locking but indicates open/close via stem rise. Locking mechanisms or gear operators are available as optional extras. -
Q: Is this valve certified for marine use?
A: It is designed and manufactured per JIS F7306, which is widely accepted in marine applications. Our ISO9001 system ensures consistent quality. Specific classification society certifications (e.g., DNV, LR, CCS) can be provided at additional cost and time. -
Q: What packing material is used for steam sealing?
A: Standard packing is flexible graphite, suitable for steam service. PTFE or graphite rope can be substituted based on your preference.
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