17-4 PH Stainless Precipitation Hardening Strip 0.5mm x 180mm from Mexico
17-4 PH martensitic precipitation hardening stainless hot-rolled strip, 0.5mm x 180mm (ratio=360>4). HTS 7218.91.00.60 for rectangular semi-finished stainless. Aerospace and valve applications leverage its high strength after heat treatment.
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
• PH grade certification required; heat treatment occurs post-import and doesn't affect import classification
• Ultra-thin strips must still meet minimum hot-rolled criteria vs foil in other chapters