C355.0 Aluminum Foundry Ingot from China
C355.0 ingots for aircraft structural castings, offering high strength post-heat treatment. HTS 7601.20.90.85 for this aluminum alloy foundry ingot per statistical note 4, with Cu and Mg alloying. Investment and permanent mold foundry use.
Duty Rate — China → United States
35%
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
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
Import Tips
• AMS 4218 specification documentation mandatory for aerospace
• Heat number traceability from melt to import
• Beryllium-free declaration if dual-use concerns