Longitudinally welded large-diameter pipes
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Longitudinally welded large-diameter pipes — imports and exports, Vietnam

HS code 730531

From January 2026 to June 2026, Vietnam imported goods under HS code 730531 (Longitudinally welded large-diameter pipes): 1,133 shipments by 83 companies. Main supplier countries (share of imports): Singapore 33.1%, South Korea 27.2%, China 20.6%. Exports: 163 shipments by 10 companies.

Find buyers Values and prices — in the report

Official description: Other tubes and pipes of iron or steel, longitudinally welded, with circular cross-section and external diameter exceeding 406.4 mm Heading 7305: Other tubes and pipes, having circular cross-sections, the external diameter of which exceeds 406.4 mm, of iron or steel

Imports

1,133
shipments
No data for the same months a year earlier
January 2026 – June 2026
Values and prices — in the report

Singapore — 33.1%

Singapore sends the most shipments · Share

Supplier countries
  • Singapore 33.1%
  • South Korea 27.2%
  • China 20.6%
  • India 15%
  • Hong Kong 1.7%
83
companies
imported this product in the period

Largest importers

  1. 1 APDS VIETNAM LIMITED
  2. 2 DOOSAN ENERBILITY VIETNAM CO., LTD
  3. 3 HYUNDAI - VIETNAM SHIPBUILDING CO.,LTD
  4. 4 ATAD DONG NAI STEEL STRUCTURE CORPORATION
  5. 5 SEYOUNG - HOA HIEP CO.,LTD

Exports

163
shipments
No data for the same months a year earlier
January 2026 – June 2026
Values and prices — in the report

South Korea — 41.2%

South Korea receives the most shipments · Share

Buyer countries
  • South Korea 41.2%
  • Philippines 25%
  • Singapore 17.7%
  • Indonesia 8.4%
  • Cambodia 3.5%
10
companies
exported this product in the period

Largest exporters

  1. 1 SEYOUNG - HOA HIEP CO.,LTD
  2. 2 MIBOO VINA CO.,LTD
  3. 3 DOOSAN ENERBILITY VIETNAM CO., LTD
  4. 4 NAKASHIMA VIETNAM CO.,LTD
  5. 5 DAI NAM SAN CO CORPORATION

Shipments by month

February 2026
The busiest month of the period · 250 shipments
Busiest month
250 shipments
February 2026
Quietest month
119 shipments
May 2026
Average per month
189 shipments
Imports

National codes

Longer national HS code subcodes inside code 730531 and their share of imports and exports combined.

73053190
88.5%
73053110
11.5%

The full picture is in the market report

Every importer and exporter, partner countries and two years of trends. Or go straight to a list of buyers for this code.

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This code in other countries

Russia 2,919 shipments
Uzbekistan 1,862 shipments
Kazakhstan 1,446 shipments
China 1,785 shipments
South Korea 501 shipments
India 216 shipments
Singapore 204 shipments

Neighbouring codes

Other codes in heading 7305

Longitudinally arc-welded line pipe, large diameter 730511
Longitudinally welded large-diameter pipes, other 730512
Spiral-welded large-diameter pipes 730539

Questions and answers

From January 2026 to June 2026, Vietnam imported goods under HS code 730531 (Longitudinally welded large-diameter pipes): 1,133 shipments by 83 companies. Exports: 163 shipments by 10 companies.

Main supplier countries (share of imports): Singapore 33.1%, South Korea 27.2%, China 20.6%, India 15%, Hong Kong 1.7%.

Importers in total: 83. The largest include APDS VIETNAM LIMITED, DOOSAN ENERBILITY VIETNAM CO., LTD, HYUNDAI - VIETNAM SHIPBUILDING CO.,LTD.

Months with the most import shipments: February 2026 (250), June 2026 (234), March 2026 (228).
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