Carbon Steel Heat Exchanger U-Tube OD 22mm from Japan
Bent seamless carbon steel U-tube with 22mm OD for shell-and-tube heat exchangers in refining and chemical processing. HTS 7304.39.0002 covers its non-alloy seamless circular profile and heat exchanger suitability, despite U-bend, as bending doesn't alter base tube classification. High fatigue resistance for thermal cycling.
Duty Rate — Japan → United States
10%
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
Import Tips
• Document U-bend radius and tube sheet compatibility to affirm heat exchanger end use
• Require NDT (non-destructive testing) reports for seamless quality assurance at import