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
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify creep strength data for operating temperatures; require NDT reports; confirm tube-to-header weld procedures