JIS F7359 Marine Cast Iron Check Valve – 10K Flanged Non-Return Valve for Marine Systems
Overview
Our JIS F7359 Marine Cast Iron Check Valve is a high-quality non-return valve designed specifically for marine and offshore applications. Manufactured to exact Japanese Industrial Standard F7359 specifications, this 10K pressure rated check valve features a durable cast iron body with optional stainless steel or bronze trim for superior corrosion resistance. Compliant with JIS B2220 steel pipe flange dimensions, it provides reliable backflow prevention in various shipboard systems, ensuring operational safety and system integrity for both newbuilding projects and vessel maintenance.
Key Features & Benefits
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JIS F7359 Standard Compliance: Precision-engineered to Japanese Industrial Standard specifications for marine service
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10K Pressure Rating: Suitable for medium-pressure marine applications (approximately 100 psi)
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Flexible Trim Options: Available with stainless steel (SUS) or bronze seating surfaces for different media compatibility
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Cast Iron Construction: Durable body material with excellent mechanical properties for marine environments
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JIS B2220 Flange Compatibility: Standard flange dimensions ensure easy installation and maintenance
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Automatic Operation: Self-actuating design provides instant response to flow direction changes
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Reliable Backflow Prevention: Protects pumps and equipment from reverse flow damage
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Full Certification Available: Manufactured to meet ABS, BV, CCS, LR, DNV, RINA classification society requirements
Technical Specifications
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Design Standard: JIS F7359
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Flange Standard: JIS B2220
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Pressure Rating: 10K (100 psi)
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Temperature Range: -20°C to 200°C
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Body Material: Cast Iron (FCD450/GG25 equivalent)
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Trim Options: Stainless Steel (SUS304/SUS316) or Bronze seating surfaces
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Stem Material: Stainless Steel or Brass
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Nominal Diameter: DN50 to DN200 (2″ to 8″)
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Operation: Automatic (Flow-actuated)
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Media: Sea Water, Fresh Water, Oil, Air, and various marine fluids
Dimension Table (JIS F7359 10K Standard)
| IMPA Code | Model | L | D | C | Bolt Holes |
|---|---|---|---|---|---|
| 751321 | 7359 10K050 | 100 | 130 | 105 | 4×φ15 |
| 751322 | 7359 10K065 | 115 | 155 | 130 | 4×φ15 |
| 751323 | 7359 10K080 | 130 | 180 | 145 | 4×φ19 |
| 751324 | 7359 10K100 | 150 | 200 | 165 | 8×φ19 |
| 751325 | 7359 10K125 | 170 | 235 | 200 | 8×φ19 |
| 751326 | 7359 10K150 | 190 | 265 | 230 | 8×φ19 |
| – | 7359 10K200 | 220 | 320 | 280 | 8×φ23 |
The description/sizes may be different with goods, please check with us when order.
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