Gold-Clad Copper Tube from Mexico
Seamless copper tubes clad externally with gold for corrosion-resistant fittings in aerospace. Classified HTS 7109.00.00.00 as base metal clad with gold, semi-manufactured tube form not further worked.
Duty Rate — Mexico → United States
16%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Certify tube as 'not further worked' (no threading/machining) via production records
• ITAR/EAR checks for aerospace end-use; gold cladding may trigger dual-use scrutiny