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Ferrocolumbium (Ferro Niobium) from China

Ferrocolumbium (60-70% niobium) for HSLA steels. HTS 7202.99.80 other ferroalloys. Enhances strength without weight.

Duty Rate — China → United States

17.5%

Rate breakdown

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Niobium equivalence declaration; quota monitoring; inert atmosphere preferred