4-1/2 inch 13.8# Alloy Casing from Mexico
Seamless alloy steel casing, 4-1/2 inches (114.3 mm) in outside diameter with a wall thickness of 10.2 mm, weighing 13.8 lb/ft. Used as production casing in oil wells to line the borehole and prevent collapse. Classified under tariff item 7304.23.00 as other drill pipe of a kind used in drilling for oil or gas.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the casing meets API specifications and provide a mill test certificate to verify alloy composition
• Verify the wall thickness and diameter match the declared tariff classification to avoid reclassification
• Consult the CBSA's D10 tariff classification advance ruling if unsure about the product's classification