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
75%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 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
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
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