DN15 Cryogenic Safety Valve for LNG Tanks - 2.5MPa/4.0MPa Pressure Rating, -196°C to +80°C Temperature Range
Price:
USD110 per pc
MOQ:
1 pcs
Delivery Time:
5-8 work days
Brand:
CNLN
Product Description
Product Overview
This DN15 cryogenic safety valve is designed for LNG tank applications with operating pressures of 2.5MPa and 4.0MPa. Engineered for extreme low-temperature environments down to -196°C, it provides reliable overpressure protection for various cryogenic media including LO2, LN2, LAr, LNG, and LC2H4.
Technical Specifications
| Parameter | Specification |
|---|---|
| Valve Type | Spring Direct Acting Full Open |
| Connection Type | Screw/Thread |
| Nominal Diameter | DN15-25mm |
| Nominal Pressure | PN4.0MPa |
| Set Pressure | 0.92MPa, 1.76MPa, 2.42MPa |
| Applicable Temperature | -196°C to +80°C |
| Design Standard | GB/T24925-2010 |
| Testing Standard | GB/T13927-2008 |
Material Composition
- Body and Seat: Stainless Steel (CF8)
- Valve Disc: 06Cr19Ni10 Stainless Steel
- Valve Seat: 05Cr19Ni10 Stainless Steel
- Spring: Stainless Steel
- Disc Seal: Reinforced Teflon (PTFE)
Dimensional Specifications
| Product Code | H | H1 | L | M1 | M2 | D0 | D1 | D2 |
|---|---|---|---|---|---|---|---|---|
| C158DJ15 | 179 | 62 | 47 | M45×2 | M36×2 | 36 | 15 | 32 |
| C158DJ25 | 159 | 51 | 46 | M30×1.5 | M30×1.5 | 22 | 12 | 26 |
Installation & Usage Guidelines
- Ensure piping is thoroughly cleaned before installation
- Install with flow direction arrow aligned with fluid flow
- Maintain degreased condition during storage and installation
- Open and close valves slowly during operation
- Replace worn components (disc, seat, stem) promptly
- Always use new gaskets and sealing materials during maintenance
Product Images
Frequently Asked Questions
What is the minimum order quantity?
MOQ is 1 piece/set
What is the delivery timeframe?
Customized valves: 30-45 days; Stock valves: within 5 days
Do products come with warranty?
Yes, 3-year product life guarantee with 1-year warranty from bill of loading
Are you a manufacturer?
Yes, we have over 13 years of manufacturing experience in valves and fittings
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
SiChuan Liangchuan Mechanical Equipment Co.,Ltd
Location
No.789,Baiyun Road,East Industrial Park,Xindu District,Chengdu City,Sichuan Province P.C. 610500
Contact Person
Doris