Industrial Welding Helium Shielding Gas from Mexico
Pure helium cylinders for MIG/TIG welding to provide inert atmosphere shielding, preventing oxidation. HTS 2804.29.0010 applies to this chemically defined rare gas in compressed form.
Duty Rate — Mexico → United States
3.7%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Certify to AWS standards with batch analysis reports showing argon-free purity
• Large cylinders (>5000 psi) require special handling declarations under PHMSA