Admiralty Brass Billet from Mexico
Unwrought copper-zinc alloy billet with 1% tin addition for corrosion resistance in marine applications, classified as other copper alloy under 7403.29.0180 since tin under 3% threshold.
Duty Rate — Mexico → United States
1%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Include chemical analysis report confirming tin <3% to maintain brass classification
• Label with exact alloy designation (e.g
• C44300) matching UNS standards for customs verification
• Avoid contamination during shipping to prevent reclassification as scrap under Chapter 74 note