13 inch 60# L-80 9CrMo Casing from China

9Cr-1Mo alloy steel seamless casing, L-80 grade, 13 inch OD (330.2 mm), 60 lb/ft, wall thickness over 12.7 mm, with integral premium threaded couplings. Designed for high-temperature oil/gas drilling applications. Meets 7304.29.31.40 criteria for heavy-duty coupled alloy 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

Specify chromium/molybdenum content in alloy certs; 9CrMo requires heat treatment docs

Avoid bulk packaging claims—drilling casing ships in protected racks

Check Section 232 tariffs applicability