Marine DIN Cast Iron Check Valve | Zinc-Free Bronze Trim Check Valves for Seawater Systems
Product Overview
The Marine DIN Cast Iron Check Valve is specifically engineered for maritime applications requiring reliable backflow prevention in seawater, air, and gas systems. Featuring zinc-free bronze trim to prevent dezincification in marine environments, this check valve meets DIN standards for performance and compatibility. Its cast iron body with graphite gaskets ensures durable service with cold and warm seawater, compressed air, and other neutral media, making it ideal for various shipboard and offshore applications.
Key Features & Benefits
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✅ Zinc-Free Bronze Trim: Prevents dezincification in seawater applications
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✅ DIN Standard Compliance: Ensures dimensional and performance reliability
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✅ Cast Iron Construction: Durable and cost-effective for marine environments
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✅ Graphite Gasket Material: Reliable sealing for long-term service
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✅ PN16 Pressure Rating: Suitable for standard pressure marine systems
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✅ Custom Material Options: Tailored to specific customer requirements
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✅ Quality Assurance: Strict manufacturing controls ensure product reliability
Technical Specifications
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Design Standard: DIN
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Pressure Rating: PN16
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Nominal Diameter: DN15-DN300
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Body & Bonnet: Cast Iron
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Seat & Spring: Zinc-Free Bronze
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Bonnet Gasket: Graphite
Applications
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Marine seawater cooling systems
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Shipboard compressed air lines
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Ballast water management systems
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Offshore platform piping networks
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Neutral media handling systems
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Marine HVAC and utility systems
Dimensions & Specifications
| CODE | DN | D (mm) | L (mm) | H (mm) | Weight (Kgs) |
|---|---|---|---|---|---|
| 75 58 71 | 15 | 95 | 130 | 56 | 2.1 |
| 75 58 72 | 20 | 105 | 150 | 56 | 2.7 |
| 75 58 73 | 25 | 115 | 160 | 67 | 3.8 |
| 75 58 74 | 32 | 140 | 180 | 76 | 5.5 |
| 75 58 75 | 40 | 150 | 200 | 89 | 7.4 |
| 75 58 76 | 50 | 165 | 230 | 96 | 9.5 |
| 75 58 77 | 65 | 185 | 290 | 104 | 15 |
| 75 58 78 | 80 | 200 | 310 | 124 | 20 |
| 75 58 79 | 100 | 220 | 350 | 161 | 29 |
| 75 58 80 | 125 | 250 | 400 | 174 | 41 |
| 75 58 81 | 150 | 285 | 480 | 197 | 66 |
| 75 58 83 | 200 | 340 | 600 | 248 | 111 |
| 75 58 84 | 250 | 405 | 730 | 333 | 196 |
| 75 58 98 | 300 | 460 | 800 | 375 | 302 |
The description/sizes may be different with goods, please check with us when order.
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