Company News
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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 -
How to Choose Flexible Cryogenic Hoses for Industrial Use?
When choosing a cryogenic hose, you need to carefully consider its thermal performance, pressure rating, and how well it fits into your system. To make sure that cryogenic fluids are moved safely and efficiently, we suggest putting vacuum insulation quality, material com...Read more -
How to Design Cryogenic Supply Systems for Semiconductor Plants?
Even small changes in temperature, pressure, or purity can affect the yield in semiconductor manufacturing. We design each cryogenic transfer system at HL Cryogenics to provide consistent thermal performance and complete cleanliness. This is especially important for crit...Read more -
What Design Pressure Should Be Used for Liquid Nitrogen Transfer Lines?
In cryogenic engineering, design pressure is not simply a nominal value—it is a critical safety and performance parameter that defines the structural integrity of the entire liquid nitrogen system. At HL Cryogenics, we determine design pressure based on a combination of ...Read more -
How to Select a Reliable Cryogenic Equipment Supplier for EPC Projects?
If you’re looking for a solid cryogenic equipment supplier for EPC projects, you want one with real vacuum insulation performance, proven by track record—not just claims on paper. They need to meet international standards and deliver full cryogenic transfer systems that ...Read more
