17-4 PH Precipitation Hardening Stainless Coil from China
17-4 PH martensitic precipitation hardening stainless hot-rolled bars/rods in coils for aerospace fasteners. HTS 7221.00.00.75 for other hot-rolled stainless; PH treatment post-import, basic form matches irregular coil spec. Balances strength and corrosion resistance.
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
• Specify as-supplied condition; age-hardening done domestically doesn't affect classification
• Confirm martensitic structure doesn't qualify as tool steel per note (e)
• AD/CVD risks high for PH grades from Asia - verify country of melt/pour