C44300 Admiralty Brass Strip from China

Admiralty brass strip (C44300, 71% Cu, 28% Zn, 1% Sn), 0.4 mm thick, 380 mm width for heat exchangers. Fits HTS 7409.19.90.00 as brass alloy (tin <3%, zinc predominant) refined copper strip <5 mm thick, <500 mm wide.

Duty Rate — China → United States

38%

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
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

Import Tips

Tin content verification critical; 1% typical but test if near 3% threshold

Specify 'strip of refined copper' vs tube plate to avoid 7412 reclassification