P5 Heat Exchanger U-Tube OD 25mm from China
Seamless P5 (5Cr-0.5Mo) alloy steel U-bent tube OD 25 mm for shell-and-tube heat exchangers. Bends formed cold then stress-relieved for fatigue resistance. 7304.59.20.40 applies to seamless alloy tubes <38.1 mm OD suitable for heat exchangers.
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
• U-bend radius and leg length must match declared specs exactly
• Hydrotest both straight and bent conditions; provide dual certificates