AISI 4140 Hot-Rolled Alloy Steel Round Bar 200mm from China
AISI 4140 chromium-molybdenum alloy steel bar, hot-rolled with a diameter of 200 mm, used for heavy machinery shafts and axles. Classified under HTS 7228.30.80.45 as other bars and rods of alloy steel, not further worked than hot-rolled, with cross-section 152-228 mm. Meets alloy steel definition due to chromium and molybdenum content exceeding Chapter 72 note thresholds.
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
• Certify exact alloy composition (Cr, Mo content) matching AISI 4140 specs to avoid reclassification; measure diameter precisely as <152mm shifts to smaller size subheading; ensure mill test reports confirm hot-rolled only, no further working like polishing