Marine Valve JIS F7377

JIS F7377 Marine Cast Iron SDNR Valve – 16K Screw Down Non-Return Valve for Marine Systems

Product Overview
The JIS F7377 Marine Cast Iron SDNR (Screw Down Non-Return) Valve is a high-performance flow control solution designed for critical marine applications where backflow prevention and positive shutoff are essential. Engineered to JIS B2220 flange standards, this robust valve combines durable cast iron construction with bronze internals to deliver exceptional reliability in fuel oil, lubrication, and other vital shipboard piping systems. With a 16K pressure rating and comprehensive size range from DN50 to DN200, it ensures secure operation in the most demanding marine environments.

Key Features & Benefits

✔ Optimized Material Construction

• Body: High-strength cast iron for superior durability and pressure containment

• Seat & Disc: Bronze components for excellent corrosion resistance and reliable sealing

• Stem: Brass construction ensuring smooth operation and long service life

✔ High-Pressure Performance

• Pressure Rating: 16K for demanding marine applications

• Size Range: DN50 to DN200 comprehensive coverage

• Flange Standard: JIS B2220 compliance for perfect system integration

✔ Dual-Function Design

• Non-Return Function: Prevents backflow in piping systems

• Positive Shutoff: Screw-down mechanism for absolute flow control

• Emergency Operation: Manual override capability for critical situations

✔ Quality Assurance

• Manufactured to JIS quality standards

• Rigorous quality control at every production stage

• Sample and small quantity orders welcome

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Technical Specifications: JIS F7377 16K SDNR Valve Series

The description/sizes may be different with goods, please check with us when order.

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