

Cryogenic Valve
Extended bonnet cryogenic valves for LNG, LPG and low-temperature industrial applications.
Cryogenic Valve Manufacturer in Algeria provides valves for applications involving liquefied gases and fluids maintained at very low temperatures. Extended bonnet designs, cryogenic-grade materials and specialized sealing components help accommodate low-temperature service while maintaining valve integrity and sealing performance. They are commonly used in LNG, industrial gas, air separation and cryogenic storage and transfer systems.
Cryogenic Valve Features
- Extended bonnet to protect stem and packing from extreme cold
- Materials selected for low-temperature toughness
- Specialized cryogenic seat and sealing arrangements
- Reduced heat transfer to the packing area
- Configurations suitable for liquefied gases
- Suitable for cryogenic storage and transfer systems
- Low-temperature construction for demanding process services
Technical Specifications
Parameter | Specification |
Valve Type | Ball / Globe / Gate / Check |
Service Temperature | Down to approximately -196°C, depending on design |
Body Material | Austenitic Stainless Steel / Stainless Steel |
Trim | Stainless Steel / Cryogenic-Compatible Alloys |
Bonnet | Extended Cryogenic Bonnet |
Seat | PTFE / PCTFE / Specialized Cryogenic Materials |
End Connection | Flanged / Butt Weld / Threaded |
Operation | Manual / Gear / Pneumatic / Electric |
Testing | Cryogenic / Helium Leak Testing, as specified |
Standards | BS 6364 / ISO 28921 / Applicable Project Standard |
Applications
Cryogenic valves are used in LNG systems, industrial gas plants, air separation units, cryogenic storage tanks, transfer lines and low-temperature process systems.
Materials
Austenitic stainless steels and cryogenic-compatible alloys are commonly selected for low-temperature services. Final material selection depends on service temperature, pressure, process medium and applicable project specifications.








