AISI 4340 Nickel-Chromium-Molybdenum Steel Ingots from China
Large remelted ingots of AISI 4340 low-alloy steel used in aerospace and automotive forgings, containing nickel, chromium, and molybdenum. Falls under HTS 7224.10.00 as primary forms of alloy steel not qualifying as tool, ball-bearing, or heat-resisting steel per chapter notes.
Duty Rate — China → United States
75%
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
9903.91.0125%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
9903.05.900%Articles of aluminum, of steel or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Submit chemical analysis reports documenting Ni/Cr/Mo content to confirm 'other alloy steel'
• Declare exact weight and dimensions to distinguish from scrap
• Common pitfall: rust discoloration doesn't reduce duties per chapter note