12-1/4 Inch API Casing for Offshore Rigs from China

Seamless nonalloy steel API-grade casing, 323.9 mm OD, 14.2 mm wall, optimized for offshore oil rig installations. HTS 7304.29.20.60 covers this seamless oil/gas casing profile with thick walls and mid-range OD.

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

Certify collapse and burst ratings per API 5CT to support casing classification

Use ISPM-15 for wooden cradles if bundled, avoiding fumigation delays