Boiler Superheater Tube Bundle from Mexico
Superheater tube bundles increase steam temperature above saturation point, improving turbine efficiency in power generation boilers. Dedicated boiler part under HTS 8402.90.00. High-alloy construction resists creep at elevated temperatures.
Duty Rate — Mexico → United States
14.3%
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
• Specify creep strength data for operating temperatures; require NDT reports; confirm tube-to-header weld procedures