13-3/8 Inch N80-Type Welded Stainless Casing from United States
13-3/8 inch welded stainless steel casing equivalent to N80 grade for surface casing in onshore oil drilling, offering high collapse resistance and weld seam integrity. Used to stabilize the upper wellbore sections.
Duty Rate — United States → Canada
50%
Rate breakdown
26SUR5050%United States Surtax Order (2026) — 50% on US products
Import Tips
• Confirm the casing is welded and made of stainless steel, and note the N80-equivalent grade
• Provide documentation on collapse resistance and weld seam integrity
• Ensure compliance with Canadian drilling standards for surface casing