A325 High-Strength Structural Bolts from United States
A325 structural bolts are high-strength hex head bolts designed for steel-to-steel structural connections in buildings and bridges, with a shank diameter of 6 mm or more and typically supplied with matching nuts and washers. These fall under tariff item 7318.15.00 for other screws and bolts of iron or steel.
Duty Rate — United States → Canada
50%
Rate breakdown
26SUR5050%United States Surtax Order (2026) — 50% on US products
Import Tips
• Ensure the shank diameter is 6 mm or more and the set includes nuts and washers
• Provide ASTM A325 certification for customs
• Declare the structural application in the product description