17-4 PH Precipitation Hardening Stainless Sheet from China

17-4 PH (UNS S17400) martensitic PH stainless sheet, 3-5% Ni, 15-17.5% Cr, 4% Cu, H900 condition, 1.5 mm x 1000 mm. Aerospace grade. 7219.90.0025 for Ni>0.5% stainless flat.

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

PH condition (H900/H1150) doesn't change heading—material form prevails over heat treatment

Mechanical properties cert for high-strength claims, but check note (a) thresholds

Aerospace end-use doesn't alter classification unless imported as aircraft parts

17-4 PH Precipitation Hardening Stainless Sheet from China — Import Duty Rate | HTS 7219.90.00.25