Marine Stop Check Valve with Flanged Connection for Marine Oil Pipe Systems
Our Marine Stop Check Valve with Flanged Connection, compliant with the GB/T5744-2008 standard, is specifically designed for robust performance in marine oil pipe systems. This valve is engineered to swiftly shut off the oil flow, ensuring efficient and reliable operation in demanding marine environments. It is available in both manual and pneumatic configurations, providing flexibility to meet various operational requirements.
Key Features:
- Design Standard: Adheres to GB/T5744-2008, ensuring high quality and reliability.
- Test Standard: Meets GB600 standards for rigorous testing and validation.
- Flange Sizes: Available in sizes as per GB2501 and GB569 standards, accommodating a wide range of pipe diameters.
- Multiple Configurations:
- Straight & Manual Type: AS (with GB569 flange), ASS (with GB2501 flange)
- Straight & Pneumatic Type: AQ (with GB569 flange), AQS (with GB2501 flange)
- Angle & Manual Type: BS (with GB569 flange), BSS (with GB2501 flange)
- Angle & Pneumatic Type: BQ (with GB569 flange), BQS (with GB2501 flange)
Technical Specifications:
- Nominal Pressure: 0.25 Mpa
- Nominal Diameter: 20-150 mm
- Applicable Medium: Fuel oil, lubrication oil, and other oils
Main Materials:
- Body: Cast Steel
- Bonnet: Cast Steel
- Disc: Carbon Steel
- Stem: Stainless Steel
- Piston: Brass
Detailed Size List (Flange as per GB569):
| DN (mm) | Structure Dimension | Thickness δ (mm) | Flange (D, D1, D2, b, d0) | Bolt (n, Th.) | Hand Wheel (Do, S) | Lift Range (m) | Cylinder Volume (cm³) | Weight (kg) |
|---|---|---|---|---|---|---|---|---|
| 20 | 150, 95, 240, 320, 143 | 44 | 95, 68, 48, 11, 13 | 4, M12 | 80, 8 | 7 | 27 | 5.8-7.1 |
| … | … | … | … | … | … | … | … | … |
| 150 | 480, 225, 430, 580, 155 | 75 | 240, 208, 190, 14, 15 | 12, M14 | 225, 19 | 10 | 58 | 47.8-40.0 |
Detailed Size List (Flange as per GB2501):
| DN (mm) | Structure Dimension | Thickness δ (mm) | Flange (D, D1, D2, b, d0) | Bolt (n, Th.) | Hand Wheel (Do, S) | Lift Range (m) | Cylinder Volume (cm³) | Weight (kg) |
|---|---|---|---|---|---|---|---|---|
| 20 | 150, 95, 240, 320, 143 | 44 | 90, 65, 50, 14, 11 | 4, M10 | 80, 8 | 7 | 27 | 6.8-8.0 |
| … | … | … | … | … | … | … | … | … |
| 150 | 480, 225, 430, 580, 155 | 75 | 265, 225, 202, 20, 18 | 8, M16 | 225, 19 | 10 | 58 | 59.8-52.0 |
Note: The description might be incorrect, please contact us for confirmation.
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