5-1/2 Inch L80-9CR Threaded Casing from United States
5-1/2 inch L80-9CR restricted alloy casing threaded for sour gas service wells. While containing chromium, classified as non-alloy base with restrictions under this tariff item when meeting criteria. Welded for drilling applications. Classified under this tariff item as other casing and tubing used in drilling for oil or gas.
Duty Rate — United States → Canada
50%
Rate breakdown
26SUR5050%United States Surtax Order (2026) — 50% on US products
Import Tips
• Verify the chromium content does not exceed the limits for non-alloy steel classification
• Provide a mill test certificate to confirm the alloy composition
• Ensure the casing meets API 5CT specifications for sour gas service