Cold-Formed 300M Alloy Steel Round Bar from Mexico
Ultra-high strength 300M vacuum arc remelted alloy steel bar, cold-formed 35 mm diameter for aircraft landing gear. Under HTS 7228.50.5015 as other cold-formed alloy steel rods <76 mm, qualifying as high-strength per note (a). Modified 4340 with higher Si, V for superior fatigue resistance.
Duty Rate — Mexico → United States
50%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Certify vacuum arc remelting process and minimum yield strength (per high-strength note)
• Provide non-destructive testing reports common for aerospace material imports
• Document absence of further working like heat treatment beyond cold-forming