API 5CT 9-5/8" 53.5 lb/ft P110 Casing from China
Heavyweight seamless P110 alloy casing 13-3/8" 61 lb/ft (339.7 mm OD, 17+ mm wall), extreme service oil/gas wells. HTS 7304.29.4160 specs met.
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
• 61 lb/ft weight confirms heavy wall; provide weight test verification
• P110 collapse rating documentation essential for grade verification
• Heavyweight casing sometimes misclassified as liner - specify full length strings