S7 Tool Steel Coil for Shock-Resistant Tools from Mexico
Hot-rolled, irregularly coiled S7 tool steel (0.5% carbon, 3.25% Cr, 1.4% Mo), designed for shock-resistant tools like chisels. Classified HTS 7227.90.20 as other tool steel meeting note (e)(iv): 0.9-1.2% Cr, 0.9-1.4% Mo.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Verify molybdenum (1.4%) and chromium levels match note (e)(iv) exactly via lab certs
• Document end-use as tooling to support classification if audited
• Ensure no cladding/coatings; chapter note 'further worked' exclusions apply