Heat-Treated 0.55% Carbon Piano Wire from China
Premium round piano wire with 0.55% carbon, heat treated to extreme hardness for high-tension bass strings in grand pianos. Delivers bright tone and durability. Fits HTS 7217.10.80.10 as nonalloy round wire with specified carbon range and heat treatment.
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 exact tensile strength (e.g
• 2800 MPa) matching heat treatment grade
• Distinguish from guitar string wire which may have different carbon specs
• Precision diameter tolerance critical; variances affect musical instrument duty