Seamless Steel Cylinder

450L Vertical Cryogenic Helium Dewar Liquid Nitrogen Cryogenic Tank

Dewar tank are mainly used to store and transport liquid gases, such as liquid oxygen, liquid nitrogen, liquid argon, etc. These gases are gaseous at normal temperature, but become liquid at low temperatures, so dewar tank are required for storage and transportation. Dewar tank are widely used in medical, industrial, scientific research and other fields. For example, hospitals use liquid oxygen cylinders to supply oxygen to patients, industries use liquid nitrogen cylinders for cooling and freezing operations, and scientific research uses liquid argon cylinders for experiments.

  • YA
  • Shandong Province, China
  • About 20 days after receive orders
  • 300000pcs per month
  • Information
  • Video


Dewar tank is a storage and transportation tool, which can assist workers to supply gas directly on the job site. Large storage space, low pressure, high stability, simple operation, and improved work efficiency. The liquefied gas in the Dewar tank is directly vaporized and supplied, thus avoiding secondary pollution and hidden dangers caused during filling, transportation and use. Usually the purity of oxygen output is ≥ 99.2%, the purity of nitrogen is ≥ 99.99%, the purity of argon is ≥ 99.995%, and the purity of carbon dioxide is ≥ 99.9%. The gas utilization rate in the Dewar tank is high, which greatly improves the cost performance of the product.

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