Carbon Steel Heat Exchanger Tube OD 60mm WT 9mm from China
Seamless carbon steel U-bend capable tube for shell-and-tube heat exchangers, OD 60 mm, wall 9 mm thick. Fits 7304.39.0028 as a nonalloy seamless tube with circular section, OD 38.1-114.3 mm, and appropriate wall thickness. Critical for HVAC and industrial cooling systems.
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
• Certify compliance with standards like ASME SA179 for heat exchanger use
• Specify straight vs
• U-bent configuration in invoices to match declarations
• Avoid mixing with finned tubes, which may classify under different headings