17-4 PH Precipitation Hardening Stainless Steel Plate 18mm from Mexico
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 — Mexico → United States
50%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
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