Cold-Formed 300M Ultra-High Strength Alloy Steel Bar from China
Vacuum arc remelted 300M alloy steel bar cold-formed for aircraft landing gear. HTS 7228.50.50 covers other high-strength alloy steel bars cold-finished. Yield strength exceeds 1500 MPa after heat treatment.
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
• VAR/ESR melt process documentation critical for aerospace prime approvals
• ITAR/EAR classification may apply; consult BIS for landing gear forgings
• Diameter tolerance certificates prevent strip (7225) misclassification