18-5/8" Alloy Intermediate Casing from United States
Threaded coupled intermediate casing of alloy steel with an 18-5/8 inch external diameter for mid-depth oil well protection. This welded circular cross-section pipe exceeds 406.4 mm and is classified under tariff item 7305.20.00 as alloy casing of a kind 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
• Ensure the alloy steel composition and external diameter over 406.4 mm are documented
• Provide threading and coupling specifications to support classification under this item