0.30mm Grain-Oriented Silicon Steel for Power Transformers from China
0.30 mm thick grain-oriented silicon electrical steel sheet, 700 mm wide, with domain-refined structure for ultra-low core loss. Classified in HTS 7225.11.00.00 as flat-rolled alloy steel >600 mm specifically grain-oriented for electrical use. Essential for large power transformer cores requiring directional magnetic properties.
Duty Rate — China → United States
75%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• 1
• Include grain orientation test certificates (e.g
• Epstein test data). 2
• Avoid bulk packaging that causes edge damage affecting magnetic performance. 3
• Confirm alloy composition meets silicon-electrical steel definitions