CBM 1048-81 Cast Steel Stop Valve | High-Pressure Pipeline Cutting & Throttling Valves for Marine Systems
Product Overview
The CBM 1048-81 Cast Steel Stop Valve is a heavy-duty industrial valve designed for precise medium cutting and throttling in marine pipeline systems. Manufactured to Chinese Boat Standard CBM 1048-81, this robust valve features ZG230-450 cast steel construction with 2Cr13 stem, ensuring reliable performance in high-pressure applications. With its excellent shut-off capabilities and flow control precision, it serves as a critical component in various marine and offshore fluid systems.
Key Features & Benefits
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✅ CBM 1048-81 Certified: Complies with Chinese marine standard specifications
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✅ Cast Steel Construction: ZG230-450 body provides superior strength and durability
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✅ High-Pressure Rating: 1.0MPa capacity for demanding marine applications
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✅ Precision Flow Control: Excellent for both cutting and throttling applications
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✅ Custom Material Options: Cast iron, SS304, SS316L available upon request
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✅ IACS Certification Ready: CCS, ABS, LR, and other classification approvals available
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✅ Robust Stem Material: 2Cr13 stem ensures reliable operation and corrosion resistance
Technical Specifications
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Design Standard: CBM 1048-81
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Body & Cover Material: ZG230-450 Cast Steel
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Disc Material: 25 Carbon Steel
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Stem Material: 2Cr13 Stainless Steel
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Nominal Pressure: 1.0MPa
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Nominal Diameter: DN50-DN250
Dimensions & Specifications
| DN (mm) | L | H | A | B | D | D1 | D2 | d | t |
|---|---|---|---|---|---|---|---|---|---|
| 50 | 220 | 120 | 288 | 378 | 155 | 120 | 100 | 19 | 16 |
| 65 | 270 | 130 | 310 | 407 | 175 | 140 | 120 | 18 | |
| 80 | 300 | 140 | 345 | 444 | 185 | 150 | 130 | ||
| 100 | 350 | 160 | 374 | 485 | 210 | 175 | 155 | ||
| 125 | 420 | 180 | 426 | 546 | 250 | 210 | 185 | 23 | 20 |
| 150 | 490 | 205 | 487 | 620 | 280 | 240 | 215 | ||
| 175 | 530 | 215 | 544 | 689 | 305 | 265 | 240 | 22 | |
| 200 | 570 | 230 | 599 | 766 | 330 | 290 | 265 | ||
| 250 | 740 | 290 | 715 | 907 | 400 | 355 | 325 | 25 | 24 |
The description/sizes may be different with goods, please check with us when order.
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