SS304/316 DN25 Cryogenic Micro-Opening Safety Valve for LNG Tank - 2.5MPa Pressure, -196℃ to +80℃ Temperature Range
Specialized cryogenic safety valve designed for liquid oxygen, liquid nitrogen, liquid argon, and LNG tank applications. Features free start operation, reliable sealing performance, and stable take-off pressure control.
| Nominal Diameter | DN15-25mm |
| Nominal Pressure | PN 2.5MPa |
| Applicable Media | LO2, LN2, LAR, LNG |
| Temperature Range | -196℃ to +80℃ |
- Body and Seat: Copper / Stainless Steel (SS304/316)
- Valve Top, Stem, Spring: Stainless Steel
| 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 |
- Structure length specifications
- Connection type requirements
- Nominal diameter specifications
- Media type and operating temperature/pressure range
- Testing and inspection standards
Note: 30% advance payment required for production initiation on custom orders.
- Ensure piping system 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 (valve disc, seat, stem) promptly
- Replace gaskets and sealing materials with new components
Yes. Liangchuan requires proof of trademark registration in order to print or emboss your trademark onto the product or packaging.
Yes. We offer 3-year product life guarantee and a generous 1-year warranty on all purchases beginning with the bill of lading.
Usually we don't offer free samples and express fees are required. Sample costs can be deducted from your first large order.
Our minimum order quantity is one (1) piece/set.
Yes, we are the manufacturer with over 8 years of experience.
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