2024-T3511 Hollow Aluminum Frame Profile from Mexico
2024-T3511 hollow profile, classic heat-treatable alloy for aircraft skins and frames, copper-based with fatigue resistance. Hollow for lightweight structures. Classifies in 7604.21.00.10 per industrial heat-treatable note.
Duty Rate — Mexico → United States
11.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Fatigue test data recommended for high-stress alloy verification
• Distinguish T3/T4 tempers; only heat-treatable qualify here
• Industrial bulk import vs. sets for retail changes packaging notes