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8402.90.00/Boiler Superheater Tube Bundle/Mexico

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%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Specify creep strength data for operating temperatures; require NDT reports; confirm tube-to-header weld procedures