High-Calcium FeSi 78/3.5 Alloy
Premium ferrosilicon alloy with 78% silicon and 3.5% calcium, used for deoxidation in specialty steel grades. The silicon content exceeds 55%, placing it under this tariff item for ferrosilicon with more than 55% silicon.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪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 calcium content is high enough to change classification
Ferroalloys not elsewhere specified may fall under this item.
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
• Provide a detailed breakdown of chemical composition to support classification
• If the product is supplied in drums, ensure the packaging is marked with the silicon content
• Consider consulting a customs broker familiar with ferroalloy classifications
Related Products under Tariff item 7202.21.00
Atomized Ferrosilicon 70% Powder
Atomized ferrosilicon powder with 70% silicon content, produced by gas atomization for use in powder metallurgy and welding electrodes. The silicon content exceeds 55%, making it classifiable under this tariff item for ferrosilicon with more than 55% silicon.
Calcium-Rich FeSi 70/4 Alloy
Calcium-rich ferrosilicon alloy containing 70% silicon and 4% calcium by weight, used as a nodularizer in nodular iron production. The silicon content exceeds 55%, placing it under this tariff item for ferrosilicon with more than 55% silicon.
Custom Blend Ferrosilicon 70-75% Mix
Custom blend ferrosilicon averaging 72.5% silicon, tailored for specific steel chemistry requirements. The silicon content exceeds 55%, placing it under this tariff item for ferrosilicon with more than 55% silicon.
Ferrosilicon 55.5% Borderline Grade
Ferrosilicon with precisely 55.5% silicon by weight, used in cost-sensitive steel alloys. The silicon content exceeds 55%, qualifying it under this tariff item for ferrosilicon with more than 55% silicon.
Ferrosilicon 60% Standard Grade FeSi60
Standard ferrosilicon containing 60% silicon by weight, balanced with iron and minor elements, used in gray iron casting and mild steel production. The silicon content exceeds 55%, placing it under this tariff item for ferrosilicon with more than 55% silicon.
Ferrosilicon 65% Lumpy Form FeSi65
Ferrosilicon in lumpy form with 65% silicon by weight, sized 10-100mm, used in steelmaking for silicon addition and deoxidation. The silicon content exceeds 55%, making it classifiable under this tariff item for ferrosilicon with more than 55% silicon.