C44300 Admiralty Brass Plate from Japan
C44300 admiralty brass plate is a copper-zinc alloy (71% Cu, 28% Zn, 1% Sn) sheet 0.4 mm thick and 450 mm wide, corrosion-resistant for heat exchanger tubing and marine fittings. Classified under HTS 7409.90.90.60 as 'other' copper alloy plates/sheets/strips <5 mm thick, <500 mm wide; tin <3% keeps it as brass per subheading note (a).
Duty Rate — Japan → United States
13%
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
• Certify tin content <3% and zinc predominance in alloy certs to avoid bronze reclassification under note (b)
• Use precise gauge measurements for thickness; tolerances must be noted to prevent disputes over <5 mm limit