13-3/8 Inch 54.5 lb/ft 13Cr Stainless Casing from Canada
13-3/8 inch OD 13Cr (13% Chromium) stainless steel casing with BTC threaded couplings for sour gas service. Seamless construction provides superior corrosion resistance in H2S environments. Perfectly matches HTS 7304.24.30 for threaded stainless steel oil/gas casing.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include NACE MR0175/ISO 15156 certification for sour service compliance
• Specify exact stainless grade (13Cr-80, 13Cr-110) in commercial invoice to prevent undervaluation disputes
• Provide drift mandrel test certification confirming internal diameter tolerances