17-4 PH Precipitation Hardening Stainless Rectangle from Mexico
17-4 PH martensitic precipitation hardening stainless steel rectangular semi-finished product (<232 cm², width <4x thickness) for aerospace fasteners. Classed in HTS 7218.91.0015 as qualifying stainless semi-finished rectangular form. Primary state without varnishing.
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
• 1
• Aerospace certs help prove end-use but don't change classification. 2
• Ensure no heat treatment beyond primary rolling. 3
• Bulk pack only—no consumer packaging