4340 Alloy Steel Borings Scrap from Mexico
Fine borings from 4340 nickel-chromium-molybdenum steel aerospace components. Falls under 7204.29.00.00 as other alloy steel waste and scrap, ideal for remelting in specialty steel production.
Duty Rate — Mexico → United States
10%
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
Import Tips
• Include positive material identification (PMI) test results for Ni/Cr/Mo content verification
• Segregate from carbon steel to prevent blending penalties during customs inspection
• Obtain pre-shipment certificates of analysis from accredited labs