Naval Brass Foil 0.07mm from Canada
Naval brass (Cu-Zn-Sn-Mn) foil 0.07mm thick optimized for seawater resistance in propeller shafts. Classifies HTS 7410.12.00 as unbacked copper-zinc base alloy foil ≤0.15mm. Low tin (<3%) maintains brass status.
Duty Rate — Canada → 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 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
• Marine alloy requires certification of dezincification resistance per ASTM B111
• Spool-mounted foil measured differently than flat sheets for thickness
• USCG documentation needed if final marine safety equipment application