4140 Chromium-Molybdenum Alloy Steel Plate from United States
4140 is a chromium-molybdenum alloy steel hot-rolled plate, with thickness ≥ 4.75 mm and width ≥ 600 mm, not coiled, not further worked than hot-rolled. It is a general-purpose alloy steel. It is classified under 7225.40.00 as a flat-rolled product of other alloy steel, width 600 mm or more.
Duty Rate — United States → Canada
50%
Rate breakdown
26SUR5050%United States Surtax Order (2026) — 50% on US products
Import Tips
• Confirm the product is not further worked beyond hot-rolling, such as by quenching or tempering
• Provide a mill test certificate with the chemical composition to confirm 4140 grade
• Verify the product is not in coils and meets the width and thickness criteria