13-3/8 Inch 54.5 lb/ft 13Cr Stainless Casing from United States
Seamless 13Cr (13% chromium) stainless steel casing, 13-3/8 inch OD, with BTC threaded couplings, designed for sour gas service in H2S environments. Its stainless steel composition and seamless construction place it under tariff item 7304.24.00 as other seamless casing of stainless steel for drilling.
Duty Rate — United States → Canada
50%
Rate breakdown
26SUR5050%United States Surtax Order (2026) — 50% on US products
Import Tips
• Verify the chromium content (≥10.5%) to confirm stainless steel classification
• Provide documentation of compliance with NACE MR0175 for sour service
• Ensure the couplings are properly threaded and certified to avoid CBSA delays