24 Inch OD 133 lb/ft Duplex Stainless Steel Conductor Casing from China
Duplex stainless steel (2205 grade) seamless conductor casing, 24-inch OD, heavy wall 133 lb/ft, threaded and coupled, used as first string casing in offshore oil wells to support unconsolidated surface formations. Fits HTS 7304.24.30.80: stainless, seamless, >406.4mm, coupled casing for drilling.
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
• Duplex stainless requires specific corrosion test results (e.g
• PREN >35); include in documentation package
• For oversized loads (>20ft), pre-clear with port authorities and use specialized heavy-lift vessels