SS304 DN25 Emergency Gas Line Shut Off Valve for Cryogenic LNG Applications - API598 Certified
Price:
USD240 PER PC
MOQ:
1 pcs
Delivery Time:
5-8 work days
Brand:
CD-CNLN
Product Description
Product Overview
SS304 DN25 Emergency Gas Line Shut Off Valve designed for cryogenic applications, manufactured to API598 standards. This valve features a long neck structure for packing protection and is suitable for LNG tank systems.
Manufacturing Process & Quality Control
Liang Chuan Company employs strict manufacturing processes and specialized equipment for low-temperature valves. All components undergo cryogenic treatment in cooling media for 2-6 hours to release stress and ensure material performance at low temperatures. Strict cleaning processes remove all oil stains to guarantee optimal valve performance.
Technical Specifications & Standards
| Specification | Details |
|---|---|
| Design Standards | API6D, JB/T7749 |
| Testing Standards | API598 (routine), JB/T7749 (low temperature) |
| Drive Options | Manual, Bevel Gear Drive, Electric Drive |
| Valve Seat | Welded structure with cobalt-based hard alloy sealing surface |
| Damper Design | Elastic structure with pressure relief hole at inlet end |
| Flow Direction | Marked on valve body for one-way sealed valves |
| Neck Structure | Long neck design for ball valves, gate valves, globe valves, and butterfly valves |
Installation & Usage Guidelines
- Ensure piping is clean before installation
- Align valve flow direction arrow with fluid flow direction
- Maintain cleanliness as valves are degreased
- Open all valves after pipeline construction to remove residue
- Degrease systems requiring oil-free operation
- Operate valves slowly during opening and closing
- Replace worn components (valve disc, seat, stem) promptly
- Replace gaskets and sealing materials with new components
Product Images
Valve Testing Procedures
Manufacturing Process
Valve Packaging
Frequently Asked Questions
Are there any special requirements for OEM purchases?
Yes. Liangchuan requires proof of trademark registration to print or emboss your trademark onto products or packaging.
Do Liangchuan products come with a warranty?
Yes. We offer 1-year product life guarantee and a generous 1-year warranty beginning with the bill of lading.
Do you support customization?
Yes, customization is acceptable for specific requirements.
Can you advise suitable cryogenic valves?
We have over 8 years of experience in cryogenic applications and provide professional valve selection with detailed parameters and pricing.
How long is your delivery time?
Delivery typically takes 5-30 days depending on order quantity and stock availability.
Similar Products
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