Silico-Manganese Spiegeleisen Block from Japan
Spiegeleisen cast into blocks with elevated silicon and manganese content, serving as a nodulizing agent in cast iron production. Classified under HTS 7201.50.60.00 for its primary form and spiegeleisen composition as defined in Chapter 72. It provides essential alloying elements without further working.
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
• Provide mill test certificates detailing Si and Mn percentages; avoid reclassification by proving no 'further worked' treatments per Chapter notes
• Use proper NAICS codes for steel foundry use to prevent end-use scrutiny