Tariff monitor · Metals & Mill Products

Iron and steel castings and articles: statutory & effective tariff rates

Statutory HTS duty rates for 13 iron and steel castings and articles tariff lines (MFN Free–8.6%), from USITC. Effective rate May 2026: 48.78%; monthly history since

Statutory rates from the schedule

  • Cast articles and other fabricated articles of iron or steel, including stampings and forgings not covered elsewhere. This family covers HTS headings 7325, 7326: 13 eight-digit rate lines with MFN (column 1, general) rates of Free–8.6% in the 2026 schedule.
  • Chapter 99 flags on individual lines mark Section 301/232 overlay provisions (e.g. 9903.88.03) that apply on top of the MFN column.

What importers actually paid

  • Latest month on record (2026-05): 48.78% effective on $447.3M of imports, versus 36.62% in the same month a year earlier. The monthly archive holds 77 observations from 2020-01 through 2026-05.
  • In 2025, U.S. imports for consumption in this family totaled $6.0B in customs value and paid $2.1B in calculated duties: an effective tariff rate of 34.54%. The effective rate captures Section 301/232 overlays, exclusions, and special-program use that the statutory column cannot.
  • A year earlier the effective rate was 8.21%, so the duty burden rose 26.3 points.
  • Top source countries in 2025: China ($1.6B at 66.21%), Mexico ($1.1B at 11.62%), Canada ($608.8M at 16.03%), India ($484.3M at 27.54%), Germany ($253.5M at 31.2%).

Representative rate lines

  • 7325.10.00: Of nonmalleable cast iron — MFN Free
  • 7325.91.00.00: Grinding balls and similar articles for mills — MFN 2.9%
  • 7325.99.10.00: Of cast iron — MFN Free
  • 7325.99.50.00: Other — MFN 2.9%
  • 7326.11.00.00: Grinding balls and similar articles for mills — MFN Free
  • 7326.19.00: Other — MFN 2.9%
  • 7326.20.00: Articles of iron or steel wire — MFN 3.9%
  • 7326.90.10.00: Of tinplate — MFN Free

About this data

  • Reference statistics derived from USITC published data. Not a customs ruling; verify rates with a licensed customs broker before relying on them.

Last reviewed 2026-05-12.