Argonne Argon Oxygen Decarburization Converter from Japan
A refractory-lined vessel that uses argon and oxygen blowing to refine stainless steel by reducing carbon content while minimizing chromium loss. Classified under HTS 8454.10.00.00 for its role as a metallurgical converter in secondary steelmaking.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Submit process flow diagrams showing gas injection systems to confirm converter function during customs review
• Check for GSP eligibility if sourced from beneficiary countries for reduced duties