5-1/2 inch K-55 Heavy Wall Casing from United States
K-55 heavy wall seamless casing, 139.7 mm OD with 14.0 mm wall, threaded and coupled for corrosive environments. This nonalloy steel pipe is designed for oilfield service where resistance to sulfide stress cracking is critical, fitting the tariff item.
Duty Rate — United States → Canada
50%
Rate breakdown
26SUR5050%United States Surtax Order (2026) — 50% on US products
Import Tips
• Document the K-55 grade and nonalloy composition for customs
• Verify the OD is within the 215.9 mm threshold for this tariff item
• Check if anti-dumping duties apply to certain steel pipe imports from specific countries