CF8/CF3 Cryogenic Check Valve DN10-DN250mm PN40.0MPa for LNG and Industrial Gas Systems
Price:
USD100 PER PC
MOQ:
1PC
Delivery Time:
5-8 DAYS
Brand:
CNLN
Product Description
Product Overview
CF8/CF3 cryogenic check valves provide reliable one-way flow control for liquefied gas applications. These straight-through butterfly check valves feature durable stainless steel construction and are designed for LNG, LO2, LN2, and LAr systems.
Key Features
- Stainless steel construction with CF8 valve body and 06Cr19Ni10 valve disc
- Designed for cryogenic applications down to -196°C
- Welding connection for secure installation
- PTFE stuffing and PCTFE disc sealing for optimal performance
- Compliant with GB/T24925-2010 design standards
- Available in DN10mm to DN250mm sizes
- PN40.0MPa pressure rating
Technical Specifications
| Parameter | Specification |
|---|---|
| Valve Type | Check Valve |
| Connection Type | Welding |
| Nominal Diameter | DN10mm ~ DN250mm |
| Nominal Pressure | PN40.0MPa |
| Material Composition | Valve Body: CF8; Valve Disc: 06Cr19Ni10; Valve Stem: 06Cr19Ni10; Stuffing: PTFE; Disc Sealing: PCTFE |
| Suitable Medium | LO2, LN2, LAr, LNG, etc. |
| Design Standard | GB/T24925-2010 |
| Testing Standard | GB/T13927-2008 |
| Lead Time | Customized valves: 30-45 days; Stock valves: within 5 days |
Product Images
Application Information
Packaging & Quality Assurance
Customization & Ordering
Custom Order Requirements
- Structure length specifications
- Connection type preferences
- Nominal diameter requirements
- Medium type and operating temperature/pressure ranges
- Testing and inspection standards
For custom orders, please provide detailed specifications and allow 30-45 days for production. Stock items ship within 5 days.
Installation & Usage Guidelines
- Ensure piping is clean before installation
- Install with flow direction matching valve arrow indicator
- Maintain cleanliness during installation (valves are pre-degreased)
- Open all valves after pipeline construction to remove residue
- Operate valves slowly during use
- Replace worn components (disc, seat, stem) promptly
- Replace gaskets and seals with new components during maintenance
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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