ODKV Stainless Steel Cryogenic Ball Valve

ODKV Stainless Steel Cryogenic Ball Valve

For reliable, leak-tight performance in extreme low-temperature industrial processes
Introduction
The ODKV stainless steel cryogenic ball valve is engineered specifically to handle the rigorous demands of cryogenic fluid handling systems. Designed for temperatures as low as -196°C, this valve delivers secure, long-lasting shutoff for liquefied gases and other ultra-low temperature media, making it an essential component for industries where precision and safety are non-negotiable.
Key Product Specifications

Specification	Details
Product Name	Stainless Steel Cryogenic Ball Valve
Series/Model	ODKV-CB Series
Size Range	DN15 (½”) – DN100 (4″)
Pressure Rating	Class 150 – Class 600 / PN16 – PN100
Connection Type	Flanged (RF/RTJ)
Design Standard	API 6D, ASME B16.34, BS 5351
Body Material	ASTM A351 CF8M (316 stainless steel), CF8 (304 stainless steel)
Ball/Stem Material	316 stainless steel / Inconel 718 (optional)
Seat Material	PTFE, RPTFE, or PEEK (low-temperature resistant)
Operation	Lever handle, gear operator, or pneumatic/electric actuator
Special Design	Extended bonnet with heat dissipation plate
Operating Temperature	-196°C to +200°C
Suitable Media	LNG, LOX, LIN, LCO₂, liquid nitrogen, and other cryogenic fluids

Core Advantages: Solving Your Critical Cryogenic Challenges
1. Zero Leakage in Extreme Temperatures
Cryogenic applications demand zero tolerance for leaks, as even minor fugitive emissions can lead to safety hazards, product loss, and environmental risks. Our cryogenic ball valve features a precision-machined floating ball design paired with low-temperature resistant seat materials, ensuring a bubble-tight seal even at temperatures down to -196°C. The extended bonnet design with an integrated heat dissipation plate effectively isolates the stem and packing from the cold process fluid, preventing ice formation and maintaining reliable sealing performance.
2. Durability for Long Service Life
Constructed from high-grade stainless steel, the valve body and internal components resist corrosion and thermal stress, ensuring a long operational lifespan even in harsh cryogenic environments. The stem is hardened and precision-ground to minimize wear, while the anti-blowout design provides additional safety against stem ejection under pressure. This robust construction reduces maintenance frequency and downtime, delivering a lower total cost of ownership over the valve’s lifecycle.
3. Flexible Operation & Easy Integration
Available with multiple actuation options—from manual lever handles for small sizes to gear operators and automated pneumatic/electric actuators for larger diameters or remote control—this valve can be tailored to your specific process requirements. The compact flanged design aligns with standard piping dimensions, simplifying installation into existing systems without the need for custom modifications.
Technical Details: Precision Engineering for Cryogenic Service
Material Science for Extreme Conditions
• Body: Forged or cast stainless steel (304/316) provides excellent resistance to low-temperature brittleness and chemical corrosion, ensuring structural integrity under thermal cycling.
• Ball & Stem: The ball is precision-machined and polished to a mirror finish, minimizing friction and ensuring smooth operation. The stem is made from high-strength stainless steel or Inconel, with a hardened surface to resist galling and wear.
• Seats & Packing: Low-temperature polymer seats (PTFE/RPTFE/PEEK) maintain elasticity and sealing force at cryogenic temperatures, while graphite or braided PTFE packing provides a reliable stem seal that resists leakage and thermal cycling.
Innovative Extended Bonnet Design
The signature extended bonnet with a heat dissipation plate is a key differentiator. This design creates a thermal barrier between the cold process fluid and the valve’s upper components, preventing condensation and ice buildup that could impair operation or cause seal failure. This feature is critical for maintaining consistent performance in continuous cryogenic service.
Application Scenarios: Trusted Across Key Industries
Our stainless steel cryogenic ball valve is the preferred choice for critical applications in:
• LNG Production & Storage: Used in loading/unloading systems, storage tanks, and pipeline distribution for liquefied natural gas.
• Air Separation Plants: Handling liquid oxygen (LOX), liquid nitrogen (LIN), and liquid argon (LAR) in gas separation processes.
• Petrochemical & Chemical Processing: Managing cryogenic solvents, refrigerants, and liquefied industrial gases.
• Medical & Pharmaceutical: Controlling flow in cryogenic medical gas storage and delivery systems.
• Research & Aerospace: Supporting cryogenic testing and experimental systems in laboratories and aerospace facilities.
Maintenance Convenience: Minimizing Downtime
We understand that unplanned maintenance can disrupt critical operations. Our cryogenic ball valve is designed for easy serviceability:
• Modular Construction: The valve can be disassembled quickly for inspection, cleaning, or replacement of seats, seals, and stem components without removing it from the pipeline.
• Accessible Components: All wear parts are designed for quick access, reducing the time required for routine maintenance.
• Long Service Intervals: The robust design and high-quality materials mean that the valve requires minimal intervention, with extended periods between service checks.
Why Choose ODKV Cryogenic Ball Valves?
For industrial procurement teams, engineers, and project managers, selecting the right cryogenic valve is a decision that impacts safety, reliability, and operational efficiency. The ODKV stainless steel cryogenic ball valve combines proven design, high-quality materials, and rigorous testing to deliver a solution that meets the most stringent industry standards.
Every valve is pressure-tested and inspected before shipment, ensuring compliance with API 6D, ASME B16.34, and BS 5351. Our global supply chain and responsive customer support ensure that you receive the right valve, on time, for your project.
Whether you are designing a new cryogenic system or upgrading existing infrastructure, the ODKV cryogenic ball valve is the reliable choice for secure, long-lasting performance in the harshest low-temperature environments.