22 inch 115 lb/ft C-95 Casing from China
Heavy wall seamless C-95 alloy steel casing, 22-inch OD far exceeding 406.4 mm, 115 lb/ft, for offshore oil/gas structural support. Classified in HTS 7304.29.4180 for large-diameter other alloy seamless drill casing. Engineered for corrosion resistance in marine environments.
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
• Include hydrostatic test reports confirming pressure ratings for drilling use validation
• Document country-of-melt and manufacture separately for alloy origin rules
• Avoid declaring as 'tube' generically; specify 'OCTG casing' explicitly