Silico-Manganese Alloy Steel Lock Wire from Mexico
Silico-manganese alloy steel lock wire, soft annealed, used for safety wiring in aerospace and machinery to secure fasteners. The alloy composition provides kink resistance and consistent performance, classifying it under tariff item 7229.20.00 as wire of silico-manganese steel.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the wire meets the silico-manganese steel definition per Chapter 72 subheading note 1(e) (carbon ≤0.7%, manganese 0.5-1.9%, silicon 0.6-2.3%)
• Provide a mill certificate or lab analysis to the CBSA to confirm alloy composition
• Verify if the wire is considered 'parts of general use' under Section Note 2, which could affect classification