High Purity Ferrozirconium 75% Zr Steel Grade
Premium ferrozirconium alloy with 75% zirconium purity for high-end steel applications like pipeline and structural steels. HTS 7202.99.1000 classification applies to this ferrozirconium ferroalloy used exclusively in steelmaking nodulization and deoxidation.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing other elements like titanium or aluminum
Complex ferroalloys with multiple principal elements may fall under residual ferroalloys subheading.
If derived from zircon sand processing waste
Slag or ash containing ferrozirconium classifies as mineral waste products.
If zirconium predominates over iron (>80% Zr)
When zirconium becomes principal metal, shifts from iron/steel chapter to other base metals.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure COA shows minimum 70% Zr content per US Note definitions for Chapter 72 ferroalloys
• Declare exact particle size distribution to avoid dust explosion risks
• Pitfall: incorrect declaration as silicozirconium if Si >4%
Related Products under HTS 7202.99.10.00
Ferrozirconium 70% Zirconium Grade
Ferrozirconium alloy containing approximately 70% zirconium and 25-30% iron, used primarily as a deoxidizer and grain refiner in steel production. Classified under HTS 7202.99.1000 as ferrozirconium, a ferroalloy not elsewhere specified in Chapter 72. It meets the definition of ferroalloys with zirconium as the principal alloying element.
Ferrozirconium 40% Zirconium Low Carbon Grade
Low-carbon ferrozirconium with 40% zirconium content, designed for specialty stainless steel production to control grain structure without adding excess carbon. Falls under HTS 7202.99.1000 as specified ferrozirconium ferroalloy. Used in applications requiring precise deoxidation.
Ferrozirconium Nodulizer for Ductile Iron
Specialty ferrozirconium formulation optimized as nodulizer for ductile iron castings, typically 65-72% Zr content. Classified under HTS 7202.99.1000 as ferrozirconium ferroalloy per Chapter 72 notes for steel/iron alloying additives.
Ferrozirconium 65% Zirconium FeZr65C Grade
Standard FeZr65C grade ferrozirconium with controlled carbon levels for continuous casting steel production. HTS 7202.99.1000 covers this ferrozirconium as defined in Chapter 72 ferroalloys section for alloying elements.