7178-T651 Hollow Aluminum Alloy Extrusion from Germany
7178-T651 hollow extrusion, heat-treatable high-strength alloy for structural aerospace use, zinc-magnesium-copper composition. Provides upper wing strength. HTS 7604.21.00.10 for note 7 heat-treatable hollow profiles.
Duty Rate — Germany → 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
• High-strength alloys need non-destructive testing reports for import
• Confirm cross-section is profile, not tubular for pressure
• Alloy must predominate Al per subheading note (b); no steel composites