LNG Tank Cryogenic Safety Valve SS304 DN15 PN40 Spring Direct Acting Full Open for -196°C to +80°C Applications
Price:
USD110 per pc
MOQ:
1 pcs
Delivery Time:
5-8 work days
Brand:
CNLN
Product Description
Product Overview
Stainless Steel 304 DN15 PN40 cryogenic safety valve designed specifically for LNG tank applications. This spring direct acting full open valve ensures reliable pressure relief in extreme low-temperature environments.
Technical Specifications
- Valve Type: Spring direct acting full open safety valve
- Nominal Diameter: DN15-25mm
- Nominal Pressure: 2.5MPa, 4.0MPa (PN40)
- Set Pressure Range: 0.92MPa, 1.76MPa, 2.42MPa
- Operating Temperature: -196°C to +80°C
- Connection Type: Thread/screw
- Applicable Media: LO2, LN2, LAr, LNG, LC2H4, LCO2
Material Composition
- Body and Seat: Stainless Steel CF8
- Valve Disc: 06Cr19Ni10 Stainless Steel
- Valve Seat: 05Cr19Ni10 Stainless Steel
- Spring: Stainless Steel
- Disc Seal: Reinforced PTFE
Standards & Certifications
- Design and Manufacture: Conforms to GB/T24925-2010
- Testing: Conforms to GB/T13927-2008
- Valve Lifetime: Specified according to usage frequency and installation location
Product Dimensions
| Product Code | H (mm) | H1 (mm) | L (mm) | M1 | M2 | D0 (mm) | D1 (mm) | D2 (mm) |
|---|---|---|---|---|---|---|---|---|
| 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
- Valve is factory degreased - maintain cleanliness during installation
- Open and close valve slowly during operation
- Replace worn components (disc, seat, stem) promptly
- Always use new gaskets and sealing materials during maintenance
Lead Time & Warranty
- Customized Valves: 30-45 days production time
- Stock Valves: Within 5 days
- Warranty: 1-year comprehensive warranty from bill of loading date
- Product Life Guarantee: 3-year product life guarantee
Product Images
Frequently Asked Questions
Are there any special requirements for OEM purchases?
Yes. We require proof of trademark registration to print or emboss your trademark onto products or packaging.
Do your products come with a warranty?
Yes. We offer a 3-year product life guarantee and a comprehensive 1-year warranty beginning from the bill of loading date.
How can I get samples?
Samples are available with express fees required. Sample costs are deductible from your first large order.
What is your minimum order quantity?
Our MOQ is one (1) piece/set.
Are you a manufacturer with your own factory?
Yes, we are the manufacturer with over 8 years of industrial experience.
Custom Order Requirements
For custom specifications, please provide: structure length, connection type, nominal diameter, media type with temperature/pressure range, and testing standards. Custom orders require 30% advance payment.
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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