M42 Cobalt-Bearing High-Speed Steel Coil Stock from China
Hot-rolled M42 high-speed steel rods with cobalt addition in irregularly wound coils, used for heavy-duty taps and dies requiring heat resistance. Falls under 7227.10.00.00 as high-speed steel alloy meeting carbon/chromium/tungsten criteria in note (e).
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 cobalt content doesn't alter high-speed classification; Ensure no chemical surface treatments applied; Document hot-rolling process to distinguish from cold-formed products