Aluzinc Coated Steel Coil from China

Wide flat-rolled nonalloy steel coil (over 600 mm) with aluminum-zinc alloy plating for enhanced durability. Common in HVAC ducting and appliance manufacturing. Classified in 7210.61.00.00 for its specific coating on nonalloy base metal.

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

Provide coating weight (typically 55% Al, 43.5% Zn) certification to confirm alloy classification

Check for 'further worked' treatments like painting, which may require additional declarations

Avoid rust/discoloration claims at entry per Chapter 72 note—no duty reductions allowed