Naphthalene-Based Welding Rod Coating from Mexico
Coating slurry for covered welding rods using naphthalene derivatives (>5% aromatics) for moisture resistance and gas shielding. Auxiliary preparation under 3810.90.10.00.
Duty Rate — Mexico → United States
16.5%
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
• Specify coating thickness and baking schedule; AWS compliance required
• Avoid classifying as extruded rod covering