7178-T651 Aluminum Round Bar from China

7178 alloy round bar heat-treated to T651 condition, a high-strength option for aircraft per statistical note 6, with round cross section qualifying for HTS 7604.29.30.30. Its heat-treatable nature and alloy composition make it distinct from standard alloys.

Duty Rate — China → United States

37.6%

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

Label with exact alloy and temper; mismatches lead to audits and reclassification

Ensure supplier provides EN compliance if for EU re-export

Check for roundness tolerance specs in invoice to prevent profile disputes