O1 Cold-Finished Tool Steel Square Bar from China
O1 oil-hardening tool steel square bar, cold-finished to 22 mm x 22 mm, for tool making and fixtures. HTS 7228.50.10.80 applies to such tool steel (U.S. Note e(iii): ≥0.85% C, 1-1.8% Mn) bars cold-formed, max dimension ≥18 mm, not further worked.
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
• Include affidavits confirming no 'further worked' treatments like phosphatizing per chapter note
• Maintain chain-of-custody docs from mill to ensure cold-formed origin