Ferrocolumbium (Ferro Niobium) from Mexico
Ferrocolumbium (60-70% niobium) for HSLA steels. HTS 7202.99.80 other ferroalloys. Enhances strength without weight.
Duty Rate — Mexico → United States
15%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Niobium equivalence declaration; quota monitoring; inert atmosphere preferred