</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Cold-Reduced Steel for HVAC Duct Fabrication from China

Cold-rolled nonalloy steel sheet, 1.6 mm thick, 550 mm wide, for fabricating commercial HVAC ductwork. HTS 7211.29.60.30: flat-rolled iron/nonalloy steel, cold-reduced only, no cladding/coating. Standard for sheet metal shop processing.

Duty Rate — China → United States

35%

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
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter

Import Tips

Commercial invoice must state 'cold-rolled' vs 'hot-rolled' to prevent misclassification

Confirm no chemical surface treatments (phosphatizing per chapter note) occurred

Width measurement from mill edge critical for <600mm classification