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HS 7304Metals

HS Code for Seamless Steel Tubes (Chapter 7304)

Seamless pipe is drilled from a billet - no weld seam. Used for oilfield tubular goods (OCTG - casing/tubing/drill pipe under API 5CT) and high-pressure line pipe (API 5L). Chapter 7304 has ten-plus subheadings. CBAM covers all seamless steel pipe.

Reviewed against WCO HS · WTO IDB · National customs schedules3 authoritative sourcesLast reviewed July 2026

Sample 6-digit codes

CodeDescription
7304.11Seamless line pipe of stainless steel
7304.19Seamless line pipe of other steel
7304.22Drill pipe of stainless steel
7304.29Other casing/tubing of steel used in oil/gas drilling
Need to check a specific code? Use the free HS code lookup tool.

Typical import duty by market

MarketDuty
European Union
0%
Safeguard TRQ + CBAM 2026.
United States
25%
Section 232 + AD/CVD on OCTG from multiple origins.
India (BCD)
10-15%

Worked landed-cost example

3,000 MT API 5CT L80 casing, FOB Xingang USD 1,150/MT, CFR Ras Al Khair Saudi

FOBUSD 3,450,000
Freight + insuranceUSD 180,000
CIFUSD 3,630,000
Saudi duty 5%USD 181,500
VAT 15%USD 571,725
Landed ≈ USD 4.38m. Local content rules under IKTVA may require joint tender.
Run your own numbers in the import duty & tax calculator.
Regulatory checkpoints
  • · API 5L for line pipe (X42-X80 grades).
  • · API 5CT for OCTG (H40-Q125 grades).
  • · ISO 3183 line pipe.
  • · NACE MR0175 sour-service requirements.
  • · CBAM iron and steel.
Top exporting countries
  • · China
  • · Russia (partly sanctioned)
  • · Ukraine
  • · Argentina (Tenaris)
  • · Italy (Tenaris)
  • · Japan

Frequently asked questions

OCTG accessories - couplings and connections?

Premium threaded connections (VAM, TenarisHydril, JFE Bear) command USD 200-800/MT premium over API buttress. In LC terms these are separate line items, often shipped from different origins - watch for multiple HS codes and origin certificates in one lot.

Destination market toolkits

Country-specific duty, VAT/GST and Incoterms practice for the top destinations for metals.

Metals landed-cost pages: every destination market

Jump straight to the metals import guide for any of the destination markets we cover.

Related commodity guides

Related tools

Sources & citations

Duty rates and regulations compiled from WCO HS, WTO integrated database, national customs authorities and published FTA schedules. Provided for decision-support only - confirm the 10-digit line and current preferential status with your licensed customs broker before acting.

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