HY-80 High-Yield Submarine Steel Ingots from China
Quenched and tempered alloy steel ingots meeting HY-80 specification for naval pressure hulls, with Ni/Cr/Mo/Cu. Classified HTS 7224.10.00 as primary forms of other alloy steel for defense applications.
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
• Defense imports require ITAR/EAR classification beyond HTS
• Verify yield strength doesn't trigger note (a) high-strength
• Document vacuum degassing process