17.5-inch Alloy Casing for Horizontal Shale Drilling from China
Welded alloy steel intermediate casing, 17.5-inch OD, optimized for extended reach horizontal drilling in shale formations like Permian Basin wells. Classified in HTS 7305.20.80.00 for its large circular cross-section, alloy composition, and specific oil/gas drilling casing function. Features premium connections for high torque applications.
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
• Provide well schematic drawings showing casing placement to prove drilling end-use
• Label API grade (P110, Q125) clearly on packaging to facilitate customs verification
• Beware of weight-based statistical suffixes requiring precise gross weight declarations