Key facts
- HS code
- 8103.91
- Covers
- Crucibles
- Edition
- HS2022
- Duty in the United States
- See its 1 line
Summary
HS code 8103.91 covers crucibles, other than those classified in 8103.99. It sits in heading 81.03 (tantalum and articles thereof, including waste and scrap) in chapter 81 (other base metals; cermets; articles thereof). Other goods of heading 81.03 are classified under 8103.20 (unwrought tantalum, including bars and rods obtained simply by sintering; powders), 8103.30 (waste and scrap) and 8103.99 (other, other). National tariff lines under 8103.91 are live on border.bot for the United States (1 line, also used by 1 other country).
What this code covers
HS code 8103.91 covers crucibles, other than those classified in 8103.99.
The legal text of the subheading is “Other: Crucibles”, read under “Other”, in HS2022.
What it doesn’t cover
Other goods of heading 81.03 are classified under 8103.20 (unwrought tantalum, including bars and rods obtained simply by sintering; powders), 8103.30 (waste and scrap) and 8103.99 (other, other).
How it is structured
8103.91 is a six-digit subheading. Its first two digits, 81, are the chapter; the first four, 8103, are heading 81.03; the last two, 91, identify the subheading within the heading.
Countries add their own digits after these six for their national tariff lines.
- Within the heading
- Other
- Subheading 8103.91
- Crucibles
In other countries
National tariff lines under 8103.91 are live on border.bot for the United States (1 line, also used by 1 other country).
- United States1 line, used by 1 other country
Frequently asked questions
What does HS code 8103.91 cover?
HS code 8103.91 covers crucibles, other than those classified in 8103.99.
Which heading and chapter is HS code 8103.91 in?
HS code 8103.91 is in heading 81.03 (tantalum and articles thereof, including waste and scrap) in chapter 81 (other base metals; cermets; articles thereof).
Where are goods of heading 81.03 classified when 8103.91 doesn’t fit?
Other goods of heading 81.03 are classified under 8103.20 (unwrought tantalum, including bars and rods obtained simply by sintering; powders), 8103.30 (waste and scrap) and 8103.99 (other, other).
Which countries’ tariffs list national lines under HS code 8103.91?
National tariff lines under 8103.91 are live on border.bot for the United States (1 line, also used by 1 other country).
Sources and updates
The Harmonized System legal text comes from border.bot release 2 (edition HS 2022), imported from a file, and has been live since 11 October 2026.
This page was last updated on 11 October 2026.
Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.