Cold-Formed 4140 Alloy Steel Round Bar from China
A 4140 chromium-molybdenum alloy steel bar cold-formed to precise dimensions, used in manufacturing axles and gears. It falls under HTS 7228.50.50 as other bars and rods of alloy steel, not further worked than cold-formed or cold-finished. The alloy composition exceeds standard carbon steel limits, qualifying it as alloy steel per chapter notes.
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
• Provide mill test certificates confirming alloy composition meets chapter note (e) tool steel criteria if applicable
• Verify cold-forming process documentation to distinguish from hot-rolled (7228.30) or further worked products
• Watch for anti-dumping duties on certain alloy steel bars from specific countries; check Commerce scope rulings