Harmonized Tariff Schedule of the U.S. › Chapter 73 Articles of iron or steel
7304.29.31.40Tariff line
Classification path
Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel
7304
Casing, tubing and drill pipe, of a kind used in drilling for oil or gas
Other
Casing
Of other alloy steel
Threaded or coupled
Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm
Having a wall thickness of 12.7 mm or more
7304.29.31.40
Rates of duty
- General rate (Column 1)
- Free
- Special
- —
- Column 2
- 28%
- Unit
- kg
- Printed page
- 2597
Measure flagsfor origin CN
- Section 301 China, FYR-259903.91.01 · 25%
- Section 232 (METALS)9903.82.02 · 50% · 钢 — Tubes, pipes and hollow profiles, seamless, of iron (other than cast) or steel · from 2026-04-06
- AD/CVD: 78 case(s) tied to this lineA122991, A201856, A201991, A301991, A351991, A357824, A357991, A403991 …