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S790 High-Speed Steel Hot-Rolled Coil from China

S790 super high-speed steel coils, 610mm wide x 3.2mm thick, hot-rolled for gear cutting hobs. HTS 7225.30.51.10 designation due to elevated carbon, vanadium, and tungsten content qualifying as high-speed tool steel per Chapter 72. Maintains hardness above 65 HRC at operating temperatures.

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

Super high-speed steel requires detailed alloy certificate beyond standard M grades

No rust/discoloration allowance per Chapter 72 note; reject damaged entries

Verify hot-rolled only; any annealing beyond standard may be 'further worked'