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17-4 PH Stainless Alloy Steel Hot-Rolled Flat Bar from China

17-4 PH precipitation-hardening stainless steel flat bar, hot-rolled for aerospace and structural applications requiring high strength and corrosion resistance. Classified under HTS 7228.30.80 as other alloy steel bars not further worked than hot-rolled. Its martensitic structure and alloy content distinguish it from basic carbon steels.

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

Submit chemical analysis reports showing 15-17.5% Cr and 3-5% Ni to confirm alloy steel status

Declare exact cross-section dimensions; bars over certain sizes may require statistical suffix review

No duty allowance for surface rust per chapter note; ensure proper packaging to prevent entry discoloration