Electrolytic Zinc Coated Steel for HVAC Ducting from China
Flat-rolled steel sheets >600 mm wide with electrolytic zinc coating for HVAC duct fabrication. Offers superior corrosion resistance in humid environments vs hot-dip alternatives. HTS 7210.30.00 specifically for electrolytic plating process.
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
• Specify G90/G60 coating designations (ASTM A653 equivalent for electrolytic); process certification needed
• Verify no 'further working' like embossing per Chapter notes to stay in 7210.30