18-5/8 inch 87.5 ppf Duplex Stainless Steel Casing from Mexico
Duplex stainless steel (e.g., 2205 grade) seamless casing for geothermal/oil hybrid wells, 18-5/8 inch OD, 87.5 lb/ft. Provides superior corrosion and stress corrosion cracking resistance. Perfect fit for HTS 7304.24.40.80 as large OD seamless stainless oil/gas casing.
Duty Rate — Mexico → 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
• Specify PREN value (>40 for duplex) in material certificates to confirm stainless steel classification
• Include full PMI results showing dual phase microstructure
• For geothermal use, obtain end-user certificate to prevent reclassification as line pipe