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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.

HS Classification for HS Code for Seamless Steel Tubes (Chapter 7304)
In 2026, HS Code for Seamless Steel Tubes (Chapter 7304) is primarily classified under HS Chapter 7304. The 6-digit Harmonized System codes are consistent globally, while duty rates and regulatory requirements (like CBAM or export incentives) vary by destination market.

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%

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

3,000 MT API 5CT L80 casing, FOB Xingang USD 1,150/MT, CFR Ras Al Khair Saudi. Run your own numbers in the Import Duty & Tax calculator.

FOBUSD 3,450,000
Freight + insuranceUSD 180,000
CIFUSD 3,630,000
Saudi duty 5%USD 181,500
VAT 15%USD 571,725
Total Landed CostLanded ≈ USD 4.38m. Local content rules under IKTVA may require joint tender.
Model different Incoterms and markets in the landed cost by HS 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.

Import duty and tax by destination market

Typical MFN duty, consumption tax and the tax base applied to metals (HS 7304) in each market we cover. Rates are indicative at the 6-digit line | confirm the national 8/10-digit code with your broker.

MarketDutyConsumption taxTax baseTax as % of CIF
India5%IGST 18%Assessable value + duty24.1%
United Arab Emirates5%VAT 5%CIF + duty10.3%
Saudi Arabia5%VAT 15%CIF + duty20.8%
Singapore5%GST 9%CIF + duty14.4%
China5%VAT 13%CIF + duty18.6%
United States5%Federal VAT 0%CIF5.3%
United Kingdom5%VAT 20%CIF + duty26.0%
Germany5%USt 19%CIF + duty24.9%
Netherlands5%BTW 21%CIF + duty27.1%
Vietnam5%VAT 10%CIF + duty15.5%
Türkiye5%KDV 20%CIF + duty26.0%
Japan5%JCT 10%CIF + duty15.5%
South Korea5%VAT 10%CIF + duty15.5%
Brazil5%IPI+PIS/COFINS+ICMS 32%CIF + duty38.6%
Indonesia5%PPN 11%CIF + duty19.1%
Mexico5%IVA 16%CIF + duty22.7%
Egypt5%VAT 14%CIF + duty19.7%
Nigeria5%VAT 7.5%CIF + duty14.5%
South Africa5%VAT 15%Assessable value + duty22.8%
Australia5%GST 10%CIF + duty15.5%

Run your own numbers with the landed cost calculator or check documentation requirements in the LC document checklist.

Related commodity guides

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Sources & citations

Source: European Commission - EU CBAM Regulation 2023/956Official Resource
Last reviewed: August 2026
Source: World Customs Organization - WCO Harmonized System NomenclatureOfficial Resource
Last reviewed: August 2026
Source: World Trade Organization - WTO Integrated Database (tariff data)Official Resource
Last reviewed: August 2026

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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