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8620 Case-Hardening Alloy Steel Coil from China

Hot-rolled 8620 carburizing-grade alloy steel bars in irregular coils for gear blanks. HTS 7227.90.60.90 covers this nickel-chromium-moly alloy not matching special notes. Low carbon for case hardening 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

Document case-hardening end use but classify by physical form/material, not use

Check for pickling—if phosphatized/oxalated, it's further worked

Coil weight declarations critical for quota monitoring