HY-80 Submarine Hull Steel Slab from China
HY-80 high-yield alloy steel slabs for naval submarine hull plates, Ni-Cr-Mo-V composition. 7224.90.00 as other semi-finished alloy steel, not universal mill plate (width 150-1250mm, per note b).
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 may need DDTC approval; certify yield strength without claiming high-strength note (a)
• No duty allowance for pre-entry rust per note