Inconel 625 Alloy C-92 15 inch Oilfield Casing from China
Seamless Inconel 625 (Alloy C-92) premium casing with 15-inch (381 mm) OD and 14 mm wall thickness for extreme temperature/high-pressure wells. Nickel-chromium alloy provides unmatched corrosion resistance. Classified in 7304.24.40.60 as stainless steel drill casing.
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
• Verify minimum chromium content meets stainless steel definition (10.5% per Chapter 73 Note 1)
• Premium alloys require manufacturer's test certificate traceable to individual joint numbers