Hot-Dip Galvanized HVAC Duct Flange from China
Narrow galvanized steel strip, 450 mm wide, hot-dip zinc coated for use in HVAC duct connectors. Fits HTS 7212.30.5000 as nonalloy steel flat-rolled product under 600 mm width with zinc coating not qualifying as electrolytic plating. Provides rust protection in ventilation 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
• Include coating adhesion test results; poor adhesion may trigger quality disputes at entry
• Declare exact width and confirm nonalloy composition to avoid alloy steel headings in 7225
• Watch for minimum coating weights required by ASTM A653 standards for proper classification