Cast Steel CBM Marine Valve

Cast Steel CBM Marine Valve

Certificate: CCS, GL, BV certificate, etc.
Delivery Time: 15 days
Place of Origin: China
Packing Details: Export standard packaging.

Category:

Cast Steel CBM Marine Valve – Robust Seawater Management for Shipboard Systems

Product Overview
The CBM 1041-81 Cast Steel Suction Sea Valve is an essential marine component designed for installation below the ship’s waterline to regulate seawater intake for cooling, cleaning, and machinery operations. Constructed with durable cast steel and corrosion-resistant bronze internals, this valve ensures reliable performance in critical below-waterline applications. Operable via handwheel or deck transmission mechanism, it provides secure control over seawater flow while meeting stringent marine certification standards.

Key Features & Benefits

  • ✅ Below-Waterline Installation – Specifically designed for installation below no-load waterline

  • ✅ Dual Operation Modes – Manual handwheel or deck transmission mechanism operation

  • ✅ Cast Steel Construction – Robust body with bronze internals for corrosion resistance

  • ✅ 0.4 MPa Pressure Rating – Suitable for seawater intake applications

  • ✅ Comprehensive Product Range – 12+ CBM standard valve types available

  • ✅ IACS Certification Ready – BV, RINA, KR, DNV, CCS, LR, ABS, NK approvals

  • ✅ Custom Material Options – Premium materials available upon request

Material Composition

Component Standard Material Premium Options
Body & Cover Cast Steel Ductile Iron, Stainless Steel
Disc & Seat Cast Tin Bronze Monel, Stainless Steel
Stem Aluminum Bronze Stainless Steel, Titanium Alloy

Product Series

  1. Stem Relief Pressure Valve Group

  2. CBM 1037-81 Cast Steel Storm Valve

  3. CBM 1048-81 Cast Steel Stop Valve

  4. CBM 1049-81 Cast Steel Stop Check Valve

  5. CBM 1050-81 Cast Steel Check Valve

  6. CBM 1051-81 Cast Steel Stop Valve

  7. CBM 1052-81 Cast Steel Stop Check Valve

  8. CBM 1053-81 Cast Steel Non-Return Valve

  9. CBM 1057-81 Cast Steel Gate Valve

  10. CBM 1091-81 Cast Steel Gate Valve

  11. CBM 1092-81 Cast Steel Gate Valve

  12. CBM 1090-81 Cast Steel Gate Valve

Technical Specifications

  • Nominal Diameter: DN50-DN500

  • Pressure Rating: 0.4 MPa

  • Standard: CBM 1041-81 (Chinese Marine Standard)

  • Operation: Manual or Deck Transmission

  • Media: Sea Water, Marine Fluids

  • Applications: Below-waterline seawater intake

Dimension Table
| DN (mm) | L | L1 | H | D | C | g | h | t |
|———|—|—|—|—|—|—|—|—|—|
| 50 | 120 | 120 | 230 | 155 | 120 | 100 | 19 | 16 |
| 65 | 130 | 130 | 240 | 175 | 140 | 120 | – | 18 |
| 80 | 140 | 140 | 260 | 185 | 150 | 130 | – | – |
| 100 | 160 | 160 | 280 | 210 | 175 | 155 | – | – |
| 125 | 180 | 180 | 310 | 250 | 210 | 185 | 23 | 20 |
| 150 | 205 | 205 | 340 | 280 | 240 | 215 | – | 22 |
| 200 | 230 | 265 | 375 | 330 | 290 | 265 | – | – |
| 250 | 290 | 325 | 425 | 400 | 355 | 325 | 25 | 24 |
| 300 | 320 | 365 | 480 | 445 | 400 | 370 | – | – |
| 350 | 330 | 380 | 560 | 490 | 445 | 415 | – | 26 |
| 400 | 350 | 400 | 640 | 560 | 510 | 475 | – | 27 |
| 450 | 380 | 450 | 720 | 620 | 565 | 530 | – | 30 |
| 500 | 430 | 500 | 800 | 675 | 620 | 585 | – | – |

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

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