Transformer Grade Grain-Oriented Silicon Steel 0.27mm x 450mm from Mexico
High-permeability grain-oriented silicon electrical steel, 0.27mm thickness and 450mm width, optimized for power transformer cores. Falls under HTS 7226.11.10.00 due to alloy steel composition, silicon electrical steel properties, and grain orientation with width ≥300mm but <600mm.
Duty Rate — Mexico → United States
10%
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
• Certify grain orientation via ASTM standards; ensure no further working like coating to stay in base heading; watch for high-strength steel misclassification if yield strength exceeds note (a) thresholds