Company News
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Dynamic Vacuum System: The Future of Vacuum Insulated Piping
The Dynamic Vacuum System is revolutionizing vacuum insulated piping (VIP) applications, offering a robust solution for industries requiring precision and efficiency in cryogenic fluid transportation. This article explores the features, advantages, and applications of Dy...Read more -
Cryogenic Piping VS Vacuum Jacketed Piping for Air Separation Units (ASU)
When you’re running an air separation unit (ASU), you have two basic choices for moving around liquid oxygen (LOX), liquid nitrogen (LIN), and liquid argon (LAR): conventional cryogenic piping or vacuum jacketed piping. And honestly, while both can get the job done, they...Read more -
The Application of Vacuum Jacketed Pipes in Liquid Helium Transportation
In the world of cryogenics, the need for efficient and reliable thermal insulation is paramount, especially when it comes to the transportation of supercooled liquids like liquid helium. Vacuum jacketed pipes (VJP) are a key technology in minimizing heat transfer and ens...Read more -
Understanding Vacuum Insulated Pipes: The Backbone of Efficient Cryogenic Liquid Transport
Vacuum insulated pipes (VIPs), also known as vacuum jacketed pipes, are specially designed piping systems used for the safe and efficient transportation of cryogenic liquids. They are widely applied in industries requiring extremely low-temperature fluid handling, includ...Read more -
What Certifications Are Required for Cryogenic Systems in Europe and Other Countries?
If you're selling cryogenic equipment in Europe, you can’t skip CE certification under the Pressure Equipment Directive (PED 2014/68/EU). Anything that runs above 0.5 bar needs the CE mark—no exceptions. Over in the US, ASME steps in as the main standard. You’ll see ASME...Read more -
Top Liquid Nitrogen Pipe System Suppliers in China: A Cryogenic Engineering Perspective from HL Cryogenics
When you're looking for reliable liquid nitrogen pipe system suppliers in China, what matters isn't just who can make pipes, but who can provide a steady, efficient cryo transfer system that keeps performing for the long run. HL Cryogenics stands out here. They make Vacu...Read more -
LN₂ Transferring
LN₂ Transferring: Vacuum Insulated Systems for High-Purity Liquid Nitrogen Liquid nitrogen transfer systems are expected to do one thing extremely well: keep LN₂ cold and stable from storage tank to point-of-use. In real industrial environments, especially semiconductor and high-purity gas applic...Read more -
How to Select a Reliable Cryogenic Equipment Supplier for EPC Projects?
We evaluate engineering capability, vacuum insulation performance and long-term system stability under the actual operating conditions of EPC to select a reliable cryogenic equipment supplier. "In practice, we prefer suppliers that can provide complete, integrated cryoge...Read more -
What Are the Standards for Cryogenic Systems in European Industrial Gas Plants?
European industry gas facilities are designed and built using an interconnected series of EN, ISO, ASME, and EIGA standards, which address all aspects of design, materials used, thermal efficiency, and safe operation of all cryogenic transfer systems. At HL Cryogenics, w...Read more -
What Certifications Are Required for Cryogenic Systems in Europe?
All cryogenic units offered and used in the European market need to have compulsory EU Pressure Equipment Directive (PED 2014/68/EU) CE approval and unified EN cryogenic technology specifications. Additional ISO quality and safety approvals are needed to confirm the perf...Read more -
What Is the Typical Lead Time for Vacuum Insulated Piping Systems?
At HL Cryogenics our standard lead time for a complete vacuum insulated piping system is 25- 45 calendar days from the final technical drawing approval and receipt of the confirmed advance payment. Applicable to standard static vacuum insulated pipe, cryogenic pipe and b...Read more -
What Design Pressure Should Be Used for Liquid Nitrogen Transfer Lines?
The right design pressure for liquid nitrogen transfer lines is usually between PN16 and PN40 (about 1.6 to 4.0 MPa), but this can change based on the system setup, the conditions under which it runs, and safety margins. To ensure safety and long-term reliability, we cho...Read more
