Micro Opening Cryogenic Safety Valve DN10-40 High Pressure 1.6-2.5MPa for LNG Tanks
The Micro Opening Cryogenic Safety Valve is a high-pressure safety relief valve designed for cryogenic liquid storage and transportation systems. With opening heights between d1/40 to d2/20 of the valve seat throat diameter, this valve offers sensitive switching and reliable sealing performance.
- Model: DA21Y
- Caliber Range: DN10-40
- Pressure Rating: 1.6-2.5MPa
- Temperature Range: -196℃ to +40℃
- Materials: Copper and Stainless Steel
- Micro-opening design with small discharge volume
- Suitable for systems with small discharge requirements and high back pressure
- Simple structure for easy manufacturing, maintenance, and testing
- Reliable sealing performance for cryogenic applications
- Available with flat or conical sealing surfaces
Ideal for LNG tanks and cryogenic liquid storage systems in urban construction, chemical processing, metallurgy, petroleum, pharmaceutical, food and beverage, and environmental protection industries.
Compatible with air, oxygen, nitrogen, inert gases, carbon dioxide, LNG, LCO2, and other cryogenic media.
| Product Code | Size H (mm) | H1 (mm) | L (mm) | M1 | M2 |
|---|---|---|---|---|---|
| C7K15 | 111 | 61 | 38 | M27×1.5 | M30×2 |
| C7K25 | 140 | 80 | 41 | M33×2 | M36×2 |
- Structure length specifications
- Connection type details
- Nominal diameter requirements
- Media type and operating temperature/pressure range
- Testing and inspection standards
Custom orders require 30-45 days for production, while stock items ship within 5 days. A 30% deposit is required for custom orders.
- Design and manufacturing conforms to GB/T24925-2010
- Testing standards meet GB/T13927-2008
- 3-year product life guarantee
- 1-year warranty from bill of loading date
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