HS Code 7311
Steel Containers for Compressed Gas
HS code 7311 covers iron or steel containers for compressed or liquefied gas, ranging from small portable cylinders to large high-pressure storage tanks.
HS Code 7311 — Steel Containers for Compressed Gas
This code is dedicated to iron or steel containers specifically designed to hold compressed or liquefied gas, regardless of their size. These are high-pressure vessels built to strict safety standards to prevent leaks or explosions. Examples range from small portable cylinders to large industrial gas tanks.
What's included
- LPG cylinders
- Oxygen and nitrogen tanks
- Cryogenic gas containers
- Acetylene cylinders
What's excluded
- Aluminum gas cylinders → use
7613(Made of aluminum rather than iron or steel.)
Common examples
- Steel propane tank
- Medical oxygen cylinder
- Industrial CO2 tank
- Scuba diving tank (steel)
Frequently asked questions
Are these considered dangerous goods?
The containers themselves, if empty, are not always hazardous, but they must meet strict pressure-testing certifications to be imported.
Trade & shipping notes
- Typical duty range: 0% - 15%
- Documentation: Requires safety certificates (e.g., DOT, TPED, or ISO 9809).
- Typical shipping mode: FCL
- Top exporters: China, Germany, Italy, India
- Top importers: United States, Mexico, Brazil, Nigeria
Related HS codes
Key takeaway
Exclusively for gas storage; engineering requirements are significantly higher than for standard liquid tanks.
Related HS codes
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