Welded Nonalloy Steel Heat Exchanger Tube from China
Welded circular tube from nonalloy steel, wall thickness 1.65 mm or greater, designed for shell-and-tube heat exchangers in industrial processes. Provides efficient heat transfer between fluids under pressure. HTS 7306.30.5010 applies due to welded construction and suitability 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
• Submit engineering drawings showing heat exchanger application to support tariff classification
• Measure wall thickness precisely; values below 1.65 mm move to 7306.30.30 subheading
• Avoid common pitfall of classifying as drill pipe (7304.22) without pressure/end-use proof