AISI 4340 Aircraft Steel Rectangular Billet from Japan
Ni-Cr-Mo 4340 alloy steel rectangular billet for landing gear/structural aircraft parts, cross-section width <4x thickness. Precisely matches HTS 7224.90.0045 for alloy steel semi-finished rectangular products. High-strength requirements demand exact alloy composition.
Duty Rate — Japan → 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
• AMS specifications certification required; Ultrasonic testing reports for internal quality; Confirm minimum yield strength meets aircraft specs