Epoxy-Coated Steel for HVAC Ducting from China

Wide (>600mm) nonalloy steel sheet coated with epoxy plastics for corrosion-resistant HVAC applications. HTS 7210.70.60.90 as other varnished/painted/coated flat products. Epoxy resin coating explicitly listed under chapter note's nonmetallic coatings.

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

Document epoxy cure time and adhesion tests to validate coating integrity

Avoid misdeclaration as 'galvanized'—epoxy over bare steel changes classification

Use ventilated containers to prevent coating off-gassing during ocean transit