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17-4 PH Precipitation Hardening Stainless Steel Plate 18mm from China

17-4 PH (precipitation hardening) stainless steel hot-rolled plate, 18mm thick, 1800mm wide, for aerospace and structural components requiring high strength. Classifies in HTS 7219.21.00 as hot-rolled stainless flat-rolled product exceeding 10mm thickness, over 600mm width, not further worked or coiled.

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 certification of precipitation hardening grade meeting stainless steel chromium requirements

Document absence of cladding, coating, or polishing to confirm 'not further worked' status

Batch by thickness to streamline customs verification processes