Naval Brass C46400 Ingot from China
Naval brass C46400 contains 60% copper, 39% zinc, and 1% tin in unwrought ingot form. HTS 7403.29.01 applies as other copper alloy due to tin addition preventing pure brass classification. Essential for marine hardware and propeller shafts.
Duty Rate — China → United States
26%
Rate breakdown
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)
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Tin content analysis critical; levels >3% may trigger bronze classification review
• Use UNS/CDA markings on packaging matching import documentation
• Anti-dumping documentation required if Asian origin due to historical circumvention