Naval Brass Foil 0.07mm from Japan
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 — Japan → United States
11%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
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