2024-T3511 Hollow Aluminum Frame Profile from United States
> This is a 2024-T3511 hollow profile, a classic heat-treatable alloy for aircraft skins and frames, copper-based with fatigue resistance. The hollow cross-section provides lightweight structures, and it classifies under tariff item 7604.21.00 as a hollow profile of aluminum alloys.
Duty Rate — United States → Canada
50%
Rate breakdown
26SUR5050%United States Surtax Order (2026) — 50% on US products
Import Tips
• > Confirm the product is a profile, not a tube or pipe, by verifying it does not have a uniform wall thickness with concentric cross-sections
• Keep records of the 2024 alloy composition to support classification as an aluminum alloy
• If used in aerospace, consider whether end-use certificates may apply for duty relief