63/37 Rosin-Core Lead-Tin Solder from Mexico
A flux-cored 63% tin / 37% lead solder wire ideal for plumbing and electrical repairs, providing smooth flow and strong bonds. Classified under HTS 8311.30.3000 due to its lead-tin composition and flux core for flame soldering. The rosin flux minimizes oxidation during use.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Label packages with alloy percentage and flux type; customs requires proof of flux coring for this subheading
• Include EPA lead hazard warnings and ensure compliance with Proposition 65 for California imports
• Test for purity to prevent reclassification as scrap metal under Chapter 80 if contaminated