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52100 Chrome Alloy Hot-Rolled Bearing Steel Coil from China

ASTM A485 Grade 52100 hot-rolled steel in irregularly wound coils, certified ball-bearing quality with controlled impurities for maximum fatigue life. HTS 7227.90.20.30 applies to these tool steel products distinguished by precise chemistry per US Chapter 72 note (h). Standard for aerospace bearing applications.

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

Maintain chain of custody documentation from melt to coil for audit protection

Label clearly as 'ball-bearing steel' with reference to US note (h) parameters

Pre-clear with CBP if marginal compositions approach tool steel boundaries