AISI 8620 Case-Hardening Steel Billet from China
Low-alloy AISI 8620 carburizing steel billets for gears and pinions, Ni-Cr-Mo composition. Fits 7224.90.00 as semi-finished other alloy steel, not further worked and excluding specialty types like razor blade or chipper knife steel.
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
• Certify carbon content (0.18-0.23%) and ensure no surface treatments; use correct statistical reporting codes
• Common issue: confusion with tool steels requiring specific element combos