K55 Seamless Oilfield Casing 19 Inch OD from China
K55 grade seamless casing tubing of nonalloy steel, 19-inch (482.6 mm) outside diameter, essential for oilfield drilling to protect and support the wellbore during extraction. HTS 7304.29.50.75 applies due to seamless iron/nonalloy steel construction exceeding 406.4 mm 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
• Include connection type details (e.g
• premium threads) in commercial invoices for specificity
• Conduct pre-shipment OD inspections to certify compliance with >406.4 mm threshold
• Maintain records of intended drilling application to counter general pipe arguments