4.0 mm Nonalloy Steel Round Wire from China
Heavy gauge 4.0 mm round wire of nonalloy steel (<0.25% carbon), not plated or coated, for structural mesh. Polished finish allowed under chapter notes. Classified in HTS 7217.10.50 for diameter >1.5 mm.
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
• Heavy wire requires reinforced packaging declarations for safe transport
• Carbon analysis must be from accredited labs; self-certification often rejected
• Monitor for accidental plating; zinc traces reclassify entire shipment