Admiralty Brass Foil 0.05mm from Mexico
Specialty admiralty brass (copper-zinc-tin) foil at 0.05mm for marine heat exchanger applications. Unbacked copper alloy foil ≤0.15mm per HTS 7410.12.00. Tin <3% keeps classification as brass, not bronze.
Duty Rate — Mexico → United States
51%
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 of aluminum, of steel or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Include material safety data sheet confirming tin <3% to maintain brass, not bronze, classification
• For heat exchanger use, ensure end-use documentation doesn't trigger machinery parts rulings