Cold-Reduced Lock Forming Quality Steel from China

Cold-rolled lock forming quality (LFQ) steel strip, 1.7 mm thick, 400 mm wide, for Pittsburgh seam lock duct joints. Under 7211.29.60.30: nonalloy steel, cold-reduced, suitable for roll forming. Special formability grade for HVAC fabrication.

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

LFQ grade doesn't change classification; remains standard cold-rolled nonalloy

Specify forming quality in documentation but classify by physical specs

No allowance for mill scale/rust per chapter note