Cupro-Nickel Heat Exchanger Tubing from Mexico
Finned or straight tubing from cupro-nickel alloy for HVAC and power plant heat exchangers, offering superior thermal conductivity and erosion resistance. Classified in HTS 7411.22.00.00 under copper-nickel base alloys as defined in subheading note (d).
Duty Rate — Mexico → United States
13%
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
Import Tips
• Specify fin type and pitch in invoices; enhanced surface tubing still classified as tubes
• Require U-bend formation docs if pre-formed; straight lengths remain in 7411