Duplex 2205 Stainless Steel Casing Tubing 3-1/2 inch from China
Seamless Duplex 2205 stainless steel tubing (88.9 mm OD, wall >9.5 mm) for oil/gas casing strings in high-pressure wells. HTS 7304.24.60.30 applies as stainless steel 'tubing' for drilling operations, offering superior strength and pitting resistance. Used to line wellbores during extraction.
Duty Rate — China → United States
35%
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
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
Import Tips
• Provide chemical composition analysis proving Duplex stainless (e.g
• 22% Cr) for correct stainless steel heading
• Customs may require proof of seamless manufacture—include hydrostatic test and non-destructive testing reports