High-Pressure Alloy Welded Pipe for Power Plant Cooling from China
Large diameter longitudinally welded alloy pipe for circulating high-volume cooling water in thermal power plants. Meets HTS 7305.31.60.90 criteria for welded alloy steel tubes over 406.4 mm OD. Alloy enhances fatigue resistance.
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
• ASME B31.1 compliance documentation essential for pressure piping
• Wall thickness variation tolerances must be within API specs