Ferrocolumbium (Ferro Niobium)
Ferrocolumbium (60-70% niobium) for HSLA steels. HTS 7202.99.80 other ferroalloys. Enhances strength without weight.
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More Specific Codes
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If niobium ore or concentrate form
Unwrought niobium-bearing materials classify as ores in Chapter 26.
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Import Tips & Compliance
• Niobium equivalence declaration; quota monitoring; inert atmosphere preferred
Related Products under HTS 7202.99.80
Ferroaluminum
Ferroaluminum (30-50% aluminum) deoxidizer. HTS 7202.99.80 other. For clean steel.
Ferrophosphorus
Ferrophosphorus (25% P) for steel alloying. HTS 7202.99.80.
Ferroantimony
Ferroantimony for lead alloys via steel. HTS 7202.99.80.
Misprinted Ferrosilicon
Ferrosilicon misprinted packaging, still 75% Si. HTS 7202.99.80 other.
Ferrovanadium
Ferrovanadium (40-80% vanadium) for micro-alloyed high-strength low-alloy (HSLA) steels. Under HTS 7202.99.80 as other ferroalloys. Improves strength-to-weight ratio.
Silicomanganese 6517
Silicomanganese with 65% manganese and 17% silicon, standard grade for steel deoxidation. HTS 7202.99.80 for ferroalloys not fitting precise silicomanganese specs. Common in carbon steel.