Duplex Stainless Steel 18-inch Welded Pipe from Mexico
Duplex 2205 stainless steel longitudinally welded pipe, 457 mm OD, high strength for subsea oil/gas flowlines. HTS 7305.31.60.10 classification for large welded stainless tubes.
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
• PREN value (pitting resistance) certification ≥35 for duplex verification
• Weld procedure qualification record (WPQR) required for pressure piping
• Magnetic permeability test confirms duplex microstructure vs austenitic