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20 cu ft Steel Helium Cylinder

New 20 cu ft steel helium cylinder with new CGA580 inert gas valve preinstalled. A great, affordable tank for helium storage on the go.

Robust steel construction with tough painted finish.


How many balloons will this cylinder fill? Find our estimate here!


Construction and Features

  • Durable steel construction
  • Rust-resistant painted finish
  • CGA580 valve installed

Specifications, Testing, and Approvals

  • Approximately 5.25″ diameter x 18″ height* (with valve)
  • 2234 PSI service pressure / 3365 PSI test pressure
  • Fresh hydro test within 180 days of shipment
  • Tare weight: 11 lbs.
  • Retest required every 5 years
  • Applications: beverage, industry
  • DOT, ISO/UN, and TC approved
  • Ships Empty


*Note: due to differences between manufacturers, cylinder height may vary by as much as +/- several inches.


Steel and aluminum helium cylinders in different sizes are available on our helium cylinder product page.

Additional questions? Check out our cylinder information page.

Still have questions? Email us at

Product note: compressed gas cylinders can be dangerous if used improperly. Please be careful, know the correct procedures for use, and exercise caution when connecting and using any compressed gas device.

Weight 16 lbs
Dimensions 6 × 6 × 20 in


Gas Type

Argon, Helium, Mixed (CO2 + Nitrogen), Neon, Nitrogen


Painted, Rust Inhibitor


20 cu ft / 566 l





Service Pressure

2234 PSI / 154 Bar

Test Pressure

3365 PSI / 232 Bar

Internal Volume

220 cu in / 3.6 l

Water Capacity

7.9 lb / 3.6 kg

Tare Weight

12.34 lb / 5.6 kg


14.76" / 375 mm


5.24" / 133 mm

Thread Size

3/4" NGT


Beverage, Industrial, Tire Inflation, Welding




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