AISI 52100 Ball Bearing Steel Ingot from China
Primary ingots of AISI 52100 high-carbon chromium bearing steel before ESR processing. Although note (h) defines ball-bearing steel, ingot form remains under HTS 7224.10.0075 as other primary alloy 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
• Cleanliness certs critical for bearing quality; controlled atmosphere storage; exact C/Cr analysis required