Naval Bronze C46400 Sheet from China
Naval bronze C46400 sheet is a 88% copper, 10% zinc, 1.5% tin alloy sheet, 2 mm thick, 700 mm wide, but tin-focused variant for marine use. Under HTS 7409.39.50.00 as copper-tin bronze since tin qualifies predominance in specific grades per note (b).
Duty Rate — China → United States
36.7%
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
• Provide UNS C46400 spec sheet; note zinc <10% allowance for tin ≥3% bronzes
• Marine-grade certs help but not required; focus on dimensional compliance