Marine Cast Iron Globe Check Valve | CBM 1082-81 Certified for Shipbuilding Applications
Product Overview
Our CBM 1082-81 Cast Iron Globe Check Valve is specifically engineered for marine applications where corrosion resistance and heavy-duty performance are critical. This dual-function valve combines globe valve precision with check valve functionality, making it ideal for shipbuilding industry installations requiring reliable flow control and backflow prevention. Certified by major classification societies, it ensures superior performance in demanding marine environments.
Key Features & Benefits
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CBM 1082-81 Compliance: Meets Chinese marine standard specifications
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Dual Function Design: Combines globe valve control with check valve prevention
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Heavy-Duty Construction: Designed for rigorous shipbuilding applications
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Corrosion-Resistant Materials: Specialized material selection prevents internal and external corrosion
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IACS Certification: Approved by RINA, NK, BV, LR, KR, DNV, CCS, ABS
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Reliable Performance: Ensures system integrity in critical marine applications
Technical Specifications
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Standard: CBM 1082-81
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Nominal Pressure: 1.0 MPa
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Nominal Diameter: DN50 to DN250
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Body & Cover Material: HT200 Cast Iron
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Disc Material: ZQSn10-2 (Tin Bronze)
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Stem Material: QA19-2 (Aluminum Bronze)
Applications
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Shipboard piping systems
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Marine engine room installations
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Offshore platform fluid handling
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Ballast and bilge systems
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Fuel and lubricating oil lines
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Cooling water and seawater systems
Certification & Compliance
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IACS Approvals: RINA, NK, BV, LR, KR, DNV, CCS, ABS
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Marine Standards: Complies with international marine requirements
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Quality Assurance: Full material traceability and testing documentation
Dimension Chart (mm)
| DN | L | H | D | C | g | h | t | f | A | B |
|—-|—|—|—|—|—|—|—|—|—|—|—|
| 50 | 220 | 120 | 288 | 378 | 155 | 120 | 100 | 19 | 20 | 2 |
| 65 | 270 | 130 | 310 | 407 | 175 | 140 | 120 | 22 | – | – |
| 80 | 300 | 140 | 345 | 444 | 185 | 150 | 130 | – | – | – |
| 100 | 350 | 160 | 374 | 485 | 210 | 175 | 155 | 24 | – | – |
| 125 | 420 | 180 | 426 | 546 | 250 | 210 | 185 | 23 | – | – |
| 150 | 490 | 205 | 487 | 520 | 280 | 240 | 215 | 26 | – | – |
| 200 | 570 | 230 | 599 | 766 | 330 | 290 | 265 | – | – | – |
| 250 | 740 | 290 | 750 | 907 | 400 | 355 | 325 | 25 | 30 | – |
The description/sizes may be different with goods, please check with us when order.
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