D3 Tool Steel Plate Bar from China
D3 high-carbon high-chromium tool steel thick flat bar (meeting Note e(i) >10.5% Cr), used for thread rolling dies. Classified HTS 7228.60.10.60 as tool steel bar, distinguished from universal mill plate by use spec.
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
• Thickness >4mm risks universal plate confusion (Note b) - tool steel use prevails
• D-series very rust-prone - no duty allowance per Chapter rust note
• Thickness/width ratio critical for flat bar vs plate HTS boundary