JIS F7340C Marine Valve

JIS F7340C Marine-Grade Cast Steel SDNR Air Valve

Our JIS F7340C Marine-Grade Cast Steel SDNR Air Valve is a top-tier stop check non-return valve that has been meticulously crafted for compressed air and gas systems within the marine sector. It is manufactured in strict accordance with the precise Japanese Industrial Standard F7340C specifications. This valve, with a 30K high-pressure rating, is built to withstand the rigors of shipboard air systems. Its robust cast steel construction, combined with stainless steel or bronze trim options, guarantees outstanding reliability even in the most demanding marine environments. Moreover, its compliance with JIS B2220 flange dimensions ensures seamless integration into marine piping networks, whether for new ship construction projects or vessel repair endeavors.

Key Features & Advantages

• Strict JIS F7340C Standard Compliance: Precision-engineered to meet the exacting requirements of Japanese Industrial Standard specifications, ensuring optimal performance in marine air service applications.
• 30K High-Pressure Rating for Demanding Applications: Capable of handling high-pressure air conditions, approximately 300 psi, making it ideal for challenging marine air systems.
• Dual-Function Design for Enhanced Efficiency: Combines the functions of a stop valve and a check valve into a single, compact unit, reducing the need for multiple valves and streamlining the system.
• Premium Material Construction for Longevity: Features a cast steel body with the option of stainless steel (SUS304/SUS316) or bronze trim surfaces, providing excellent durability and resistance to corrosion.
• JIS B2220 Flange Compatibility for Easy Installation: Standard flange dimensions facilitate straightforward installation and maintenance, saving time and effort during system setup and upkeep.
• Optimized for Air & Gas Service: Specifically designed to handle compressed air, various gases, and pneumatic systems, ensuring reliable performance in a wide range of marine applications.
• Manual Override Capability for Added Control: Allows for positive shut-off even when the valve is under pressure, providing operators with greater control over the system.
• Full Certification to Meet Industry Standards: Manufactured to comply with the classification requirements of leading organizations such as ABS, BV, CCS, LR, DNV, and RINA, ensuring quality and safety.

Technical Specifications

• Design Standard: JIS F7340C
• Flange Standard: JIS B2220
• Pressure Rating: 30K (300 psi)
• Temperature Range: -20°C to 200°C, enabling operation in a wide range of temperature conditions commonly encountered in marine environments.
• Body Material: Cast Steel (SCPH2/WCB equivalent), providing a strong and durable foundation for the valve.
• Trim Options: Stainless Steel (SUS304/SUS316) or Bronze seating surfaces, offering flexibility in material selection based on specific application requirements.
• Stem Material: Stainless Steel or Bronze, ensuring reliable operation and resistance to wear.
• Nominal Diameter: DN32 to DN200 (1¼” to 8″), catering to different pipe sizes in marine systems.
• Operation: Manual Handwheel with Automatic Check Function, combining manual control with the convenience of an automatic check valve.
• Media: Compressed Air, Inert Gases, Nitrogen, Utility Gases, making it suitable for a variety of gas-related applications in the marine industry.

Dimension Table (JIS F7340C 30K Standard)

Attention please: The description was copied from different cooperating manufacturers. The description may be different with the goods, please check with us when order.

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