</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Kraft Recovery Boiler Economizer Tubes from Mexico

Economizer tube bundles for preheating feedwater using waste heat in kraft pulp recovery boilers, part of the pulp production energy cycle involving temperature processes. Specific to paper pulp mill operations. Included in 8419.90.20.00 as pulp-making parts.

Duty Rate — Mexico → 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

ASME boiler code stamping required; detail tube material (often alloy steel); declare as pulp-specific to avoid general boiler parts classification