Narrow Galvanized Lock Forming Strip from China

550 mm wide hot-dip galvanized steel strip for Pittsburgh lock forming in ductwork fabrication. HTS 7212.30.5000 covers this nonalloy zinc-coated flat product under 600 mm width, other coating. Essential for commercial HVAC systems.

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

SMACNA standards require minimum G40 coating; certify accordingly

Prevent width creep during rolling that exceeds 600 mm threshold

Edge condition (mill/slit) affects pricing but not HTS classification