Ferroboron 18% B from Canada
Ferroboron containing 18% boron, employed in steel for hardenability and strength enhancement without qualifying as tool steel. Fits HTS 7202.99.8040 as other ferroalloys per Chapter 72, not matching defined special steels.
Duty Rate — Canada → United States
15%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document boron content precisely to avoid reclassification; inert atmosphere packaging recommended; note no duty relief for pre-entry rust on ferroalloys