Silicon Bronze C65500 Ingot from Mexico
Silicon bronze C65500 consists of 96% copper, 3% silicon, and 1% manganese in pig or ingot form, unwrought. Falls under HTS 7403.29.01 as other copper alloy not matching defined brasses or nickel silvers. Commonly used for weld rods and marine hardware.
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
• Provide foundry test certificates showing silicon content between 2.8-3.8% for verification
• Declare as 'unwrought' explicitly; partial machining risks reclassification to 7407
• Comply with REACH if EU origin due to trace manganese content