Galvanized Lock Wire 0.7mm High Carbon from China
High-tensile galvanized wire with ≥0.6% carbon and 0.7mm diameter, used in aerospace and military for safety wiring to secure bolts and fasteners. HTS 7217.20.45.30 applies due to zinc coating on nonalloy high-carbon round wire under 1.0mm. Provides break strength and corrosion protection critical for lock wire 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
• Aerospace customers require traceability - maintain full mill certification chain from melt to coating
• Zinc coating must be 'plated or coated' per note, not just 'galvanized' terminology