17-4 PH Precipitation Hardening Stainless Square Stock from China

17-4 PH (17-4-4) martensitic precipitation hardening stainless steel square semi-finished stock with <232 cm² area for aerospace components. Under HTS 7218.99.0015 as square cross-section stainless semi-finished product. Heat treatable for high strength.

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

Provide precipitation hardening certification and condition (H900/H1150); ensure no 'further worked' surface treatments; calculate area from caliper measurements at multiple points