C46400 Naval Brass Rectangular Bar 3/4" x 4" from Japan
A rectangular bar of C46400 naval brass (59% copper, 39% zinc, 1% tin), used in marine hardware for corrosion resistance. Fits HTS 7407.21.70.00 as tin is under 3% and zinc predominates, qualifying as copper-zinc base alloy (brass) with rectangular cross section.
Duty Rate — Japan → United States
11.9%
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
• Tin content must be documented <3% to stay in brass; higher tin shifts to bronze classification
• For marine use, ensure no anti-fouling coatings, as painted bars may be 'articles' under 7419