DN25 Cryogenic Safety Valve for LNG Tanks -196℃ to +80℃ Temperature Range 2.5MPa Pressure
Price:
USD130 PER PC
MOQ:
1 pcs
Delivery Time:
5-8 work days
Brand:
CNLN
Product Description
Product Overview
This specialized cryogenic safety valve is engineered for liquid oxygen, liquid nitrogen, liquid argon, and LNG systems. It features free start operation, reliable sealing performance, and stable pressure release characteristics for optimal safety in low-temperature applications.
Technical Specifications
Key Parameters
Nominal Diameter: DN 25mm
Nominal Pressure: PN 2.5MPa
Temperature Range: -196℃ to +80℃
Compatible Media: LO2, LN2, LAR, LNG
Material Construction
Body & Seat: Copper / Stainless Steel
Valve Top, Stem & Spring: Stainless Steel
Dimensional Data
| Product Code | H | H1 | L | M1 | M2 | D0 | D1 | D2 | D3 |
|---|---|---|---|---|---|---|---|---|---|
| C7K15 | 111 | 61 | 38 | M27×1.5 | M30×2 | 20 | 34 | 12 | 26 |
| C7K25 | 140 | 80 | 41 | M33×2 | M36×2 | 25 | 40 | 20 | 32 |
Installation & Usage Guidelines
Ensure piping is thoroughly cleaned before installation
Align valve flow direction arrow with fluid flow direction
Maintain cleanliness during storage and installation
Complete system flushing after pipeline construction
Implement degreasing procedures for oil-free systems
Operate valves slowly during opening and closing
Replace worn components (disc, seat, stem) promptly
Use new gaskets and sealing materials during maintenance
Custom Order Requirements
For custom specifications, please provide: structure length, connection type, nominal diameter, media type with temperature/pressure range, and testing standards. OEM orders require trademark registration proof for branding.
Product Images
Frequently Asked Questions
Are there any special requirements for OEM purchases?
Yes. Liangchuan requires proof of trademark registration in order to print or emboss your trademark onto the product or packaging.
Do Liangchuan products come with a warranty?
Yes. We offer 3-year product life guarantee and a generous 1-year warranty on all purchases that begins with the bill of loading.
How can I get some samples?
Usually we don't offer free samples and express fees are required. The sample cost can be deducted from your first large order.
What's the MOQ of your products?
Our minimum order quantity is one (1) piece/set.
Are you a manufacturer with your own factory?
Yes, we are the manufacturer with over 8 years of experience.
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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