AISI 4340 Nickel-Chromium-Molybdenum Wire from China
AISI 4340 alloy wire for aircraft landing gear and shafts, Ni-Cr-Mo composition for toughness. Classified HTS 7229.90.90.00 other alloy steel wire, not tool steel. Quenched/tempered capability, 2-12mm diameter.
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
• Include Charpy impact test results; declare alloy grade per AMS specs; aerospace wire may need FAA documentation