M4 Grain-Oriented Silicon Steel Coil
High-permeability M4 grade grain-oriented silicon electrical steel coil, 1000 mm wide and 0.27 mm thick, used in distribution transformer cores. This flat-rolled product of other alloy steel exceeds 600 mm in width and meets the silicon-electrical steel definition, with a grain-oriented structure that reduces core losses.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | +50.0% | 50% |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the width is less than 600 mm
Flat-rolled grain-oriented silicon-electrical steel under 600 mm wide is classified under heading 72.26.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the steel's silicon content (0.6%–6%) and carbon content (≤0.08%) to meet silicon-electrical steel classification
• Include magnetic property test results and a certificate of analysis in your import documentation
• Verify the width is over 600 mm; otherwise, the product falls under heading 72.26
Related Products under Tariff item 7225.11.00
0.30mm Grain-Oriented Silicon Steel for Power Transformers
Grain-oriented silicon electrical steel sheet, 0.30 mm thick and 700 mm wide, with a domain-refined structure that minimizes core loss. This flat-rolled product of other alloy steel exceeds 600 mm in width and meets the definition of silicon-electrical steel under Chapter 72, with a grain orientation that aligns magnetic properties for transformer applications.
Conventional Grain-Oriented Steel CRGO 0.35mm
Conventional grain-oriented (CRGO) silicon electrical steel, 0.35 mm thick and 750 mm wide, used for distribution transformer cores. This flat-rolled product of other alloy steel has a width exceeding 600 mm and contains silicon within the range for silicon-electrical steel, with a grain-oriented structure that reduces magnetic losses.
Domain-Refined GO Silicon Steel 0.27mm
Domain-refined grain-oriented (GO) silicon electrical steel, 0.27 mm thick and 1100 mm wide, designed for low losses in high-frequency transformer applications. This flat-rolled product of other alloy steel exceeds 600 mm in width and meets the silicon-electrical steel composition requirements, with a grain-oriented microstructure that enhances magnetic performance.
Goss Grain-Oriented Silicon Steel 0.25mm
Goss-textured grain-oriented silicon electrical steel, 0.25 mm thick and 820 mm wide, used for core laminations in transformers. This flat-rolled product of other alloy steel has a width over 600 mm and contains silicon in the range for silicon-electrical steel, with a Goss texture that provides directional magnetic properties.
HI-B Grain-Oriented Electrical Steel Plate
High-induction HI-B grade grain-oriented silicon steel plate, 900 mm wide and 0.23 mm thick, for high-efficiency transformer laminations. This flat-rolled product of other alloy steel exceeds 600 mm in width and meets the silicon-electrical steel definition, with a grain-oriented structure that minimizes core losses.
High-Tension Transformer GO Steel Sheet
Grain-oriented silicon steel sheet for high-tension transformers, 0.23 mm thick and 950 mm wide, with low core loss. This flat-rolled product of other alloy steel has a width exceeding 600 mm and contains silicon within the silicon-electrical steel range, with a grain orientation that reduces eddy current losses.