AISI 4140 Alloy Steel Ingots from China
Cylindrical ingots of AISI 4140 chromium-molybdenum alloy steel, produced via electric arc furnace melting for further processing into bars or forgings. Classified under HTS 7224.10.00 as ingots of other alloy steel in primary form, not meeting specific tool steel or high-strength steel definitions in 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 'other alloy steel' criteria per chapter note (e)
• Ensure ingots weigh over 500g to avoid Chapter 71 classification
• Watch for misclassification as stainless if chromium exceeds 10.5%