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

Alloy Steel T/P92 Superheater Tube from Mexico

Seamless Grade T/P92 ferritic/martensitic alloy steel tube, 220 mm OD, engineered for superheaters in ultra-supercritical boilers to handle temperatures over 600°C. Classified in 7304.59.20.60 for its alloy steel makeup, seamless circular profile, and explicit design for superheaters within the 190.5-285.8 mm diameter band.

Duty Rate — Mexico → United States

50%

Rate breakdown

9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)

Import Tips

Provide mill test reports (MTRs) detailing chemical composition and mechanical properties per ASTM A335 P92; declare exact OD measurements with caliper certifications; avoid common pitfall of misstating end-use leading to higher general-duty rates

Alloy Steel T/P92 Superheater Tube from Mexico — Import Duty Rate | HTS 7304.59.20.60