Biomass Chipper Steel Bar Stock from China
Bar stock of chipper knife steel for biomass processing shredders, featuring 7.25-8.75% chromium for corrosion resistance in wet materials. Hot-drawn, not cold-formed, straight lengths. Precisely matches HTS 7228.30.4000 tool steel criteria.
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
• Specify 'for chipper knife mfr' on commercial invoice to support specific subheading
• Vanadium tolerance critical (0.2-0.55%); excess may shift to other tool steel
• Avoid commingling with universal mill plate; dimensional specs must match bars