Alloy Steel Mechanical Tubing 4140 Grade from China
Cold-drawn or hot-rolled tubing from 4140 chrome-moly alloy steel, used for shafts, axles, and structural components in heavy equipment. Classified under 7306.90.5000 for welded or open-seamed hollow profiles of alloy steel not covered by precision or line pipe headings.
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
• Include heat treatment records (normalized/annealed) as alloy steel proof; random sampling may be required
• Label with exact alloy grade and dimensions to prevent reclassification as iron/steel scrap