Import/export HS code 731581: Stud-link chains made of iron or steel
Stud-link chains, known for their strength, often used in maritime applications like ship anchoring
Why this is important if you are looking for potential customers in the UK:
- It helps you understand the market size for your product in the UK.
- It provides you with a list of potential leads who have bought similar products.
* UK only, last 24 months analysed
Imports by country
What this shows: Import market volume by exporter country into the UK.
Top 5 values
| Country | £ |
|---|---|
| China | 3,490,569 |
| Netherlands | 1,191,798 |
| France | 815,571 |
| Italy | 415,498 |
| Norway | 106,802 |
Countries rank shift: first 12 months vs second 12 months
What this shows: Countries are on both sides of the Sankey. Left side is sorted by first 12-month volume, right side by second 12-month volume, so rank changes are visible from line crossings.
Top 10 values
| Country | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| China | 2,258,323 | 1,232,246 | -1,026,077 |
| Netherlands | 640,742 | 551,056 | -89,686 |
| France | 643,529 | 172,042 | -471,487 |
| Italy | 190,899 | 224,599 | +33,700 |
| Norway | 75,698 | 31,104 | -44,594 |
| Denmark | 70,359 | 9,728 | -60,631 |
| Switzerland | 46,251 | 6,229 | -40,022 |
| Poland | 51,881 | 0 | -51,881 |
| Spain | 5,195 | 29,160 | +23,965 |
| Taiwan | 26,317 | 4,718 | -21,599 |
Imports by country of origin
What this shows: Import volume by production origin country. Differences from exporter-country data can indicate re-export routes.
Top 5 values
| Origin | £ |
|---|---|
| China | 4,343,698 |
| Italy | 490,146 |
| France | 430,420 |
| Netherlands | 299,222 |
| Germany | 295,782 |
Country of origin rank shift: first 12 months vs second 12 months
What this shows: Origin countries are on both sides of the Sankey. Left side is sorted by first 12-month import value, right side by second 12-month import value, so rank changes are visible from line crossings.
Top 10 values
| Origin | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| China | 2,767,249 | 1,576,449 | -1,190,800 |
| Italy | 259,400 | 230,746 | -28,654 |
| France | 258,378 | 172,042 | -86,336 |
| Netherlands | 198,986 | 100,236 | -98,750 |
| Germany | 290,260 | 5,522 | -284,738 |
| Norway | 116,222 | 65,035 | -51,187 |
| United Kingdom | 72,626 | 75,365 | +2,739 |
| Spain | 7,620 | 41,438 | +33,818 |
| South Korea | 25,137 | 0 | -25,137 |
| United States | 19,085 | 2,407 | -16,678 |
Importers across UK regions
What this shows: Number of importing companies by UK ITL2 region.
Top 5 values
| UK region | Companies |
|---|---|
| Berkshire, Buckinghamshire and Oxfordshire | 4 |
| Inner London - West | 4 |
| North Eastern Scotland | 4 |
| Bedfordshire and Hertfordshire | 3 |
| Outer London - West and North West | 3 |
UK regions rank shift: first 12 months vs second 12 months
What this shows: UK regions are on both sides of the Sankey. Left side is sorted by first 12-month importer count, right side by second 12-month importer count, so rank changes are visible from line crossings.
Top 10 values
| UK region | First 12m | Second 12m | Delta |
|---|---|---|---|
| Berkshire, Buckinghamshire and Oxfordshire | 2 | 2 | +0 |
| Inner London - West | 3 | 1 | -2 |
| North Eastern Scotland | 3 | 2 | -1 |
| Bedfordshire and Hertfordshire | 1 | 3 | +2 |
| Outer London - West and North West | 3 | 0 | -3 |
| South Yorkshire | 2 | 2 | +0 |
| West Midlands | 3 | 1 | -2 |
| Cumbria | 1 | 2 | +1 |
| Eastern Scotland | 2 | 1 | -1 |
| Greater Manchester | 1 | 1 | +0 |
Import volume by transport
What this shows: Import value by transport mode used to bring goods into the UK.
Top 5 values
| Transport | £ |
|---|---|
| Sea transport (not vehicle on ferry) | 3,521,287 |
| Roll on Roll off (RORO) | 2,455,772 |
| Air transport | 392,148 |
| Other | 34,115 |
Transport rank shift: first 12 months vs second 12 months
What this shows: Transport modes are on both sides of the Sankey. Left side is sorted by first 12-month import value, right side by second 12-month import value, so rank changes are visible from line crossings.
Top 10 values
| Transport | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Sea transport (not vehicle on ferry) | 2,199,918 | 1,321,369 | -878,549 |
| Roll on Roll off (RORO) | 1,648,180 | 807,592 | -840,588 |
| Air transport | 228,335 | 163,813 | -64,522 |
| Other | 29,163 | 4,952 | -24,211 |
Import volume by port
What this shows: Import value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| Felixstowe | 1,743,446 |
| Dover | 1,128,069 |
| Grangemouth Docks | 641,921 |
| Immingham Docks | 483,970 |
| London | 444,603 |
Port rank shift: first 12 months vs second 12 months
What this shows: Ports are on both sides of the Sankey. Left side is sorted by first 12-month import value, right side by second 12-month import value, so rank changes are visible from line crossings.
Top 10 values
| Port | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Felixstowe | 1,269,640 | 473,806 | -795,834 |
| Dover | 767,366 | 360,703 | -406,663 |
| Grangemouth Docks | 166,215 | 475,706 | +309,491 |
| Immingham Docks | 314,378 | 169,592 | -144,786 |
| London | 341,427 | 103,176 | -238,251 |
| Southampton | 375,958 | 0 | -375,958 |
| Harwich | 189,176 | 92,842 | -96,334 |
| Tyne | 89,843 | 146,790 | +56,947 |
| London Gateway Port | 0 | 212,424 | +212,424 |
| Killingholme | 137,379 | 18,816 | -118,563 |
Importer companies by SIC division
What this shows: Industry breakdown (SIC divisions) of importing companies.
Top 5 values
| SIC | Companies |
|---|---|
|
Wholesale trade, except of motor vehicles and motorcycles
|
8 |
|
Retail trade, except of motor vehicles and motorcycles
|
7 |
|
Office administrative, office support and other business support activities
|
5 |
|
Activities of head offices; management consultancy activities
|
4 |
|
Extraction of crude petroleum and natural gas
|
4 |
Importer companies over time
What this shows: Monthly count of unique importing companies.
Latest 5
| Month | Companies |
|---|---|
| 2026-05 | 6 |
| 2026-04 | 3 |
| 2026-03 | 4 |
| 2026-02 | 9 |
| 2025-12 | 6 |
Top importers
What this shows: Companies with the highest number of months traded for this HS code.
| Company | Months traded |
|---|---|
| CROWN CHAINS LIMITED | 32 |
| GAEL FORCE MARINE EQUIPMENT LIMITED | 31 |
| FLITPECH LTD | 20 |
| FENDER CARE LIMITED | 19 |
| TRAMTECH SOLUTIONS LTD | 19 |
| BRIDON INTERNATIONAL LTD. | 16 |
| EGGER (UK) LIMITED | 15 |
| ELDI SCOTLAND LTD | 14 |
| ISOTECH TECHNOLOGIES LTD | 13 |
| SATURN MACHINE KNIVES LIMITED | 12 |
Importer company size by revenue band
What this shows: Distribution of importers across company revenue bands.
Top 5 values
| Revenue | Companies |
|---|---|
| 54m+ | 20 |
| 1m-15m | 16 |
| 0-1m | 8 |
| Other | 7 |
| 15m-54m | 3 |
Import seasonality
What this shows: Average monthly import pattern from historical data.
Exports by country
What this shows: Export market volume by destination country from the UK.
Top 5 values
| Country | £ |
|---|---|
| Trinidad and Tobago | 1,136,589 |
| Netherlands | 794,573 |
| Canada | 516,772 |
| Nigeria | 354,350 |
| United Arab Emirates | 256,034 |
Export countries rank shift: first 12 months vs second 12 months
What this shows: Destination countries are on both sides of the Sankey. Left side is sorted by first 12-month export volume, right side by second 12-month export volume, so rank changes are visible from line crossings.
Top 10 values
| Country | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Trinidad and Tobago | 1,136,589 | 0 | -1,136,589 |
| Netherlands | 493,116 | 301,457 | -191,659 |
| Canada | 9,439 | 507,333 | +497,894 |
| Nigeria | 174,144 | 180,206 | +6,062 |
| United Arab Emirates | 256,034 | 0 | -256,034 |
| Angola | 23,765 | 161,993 | +138,228 |
| Norway | 37,675 | 137,068 | +99,393 |
| Brazil | 45,391 | 100,500 | +55,109 |
| Malaysia | 103,425 | 15,137 | -88,288 |
| France | 78,711 | 36,109 | -42,602 |
Export volume by transport
What this shows: Export value by transport mode used to ship goods from the UK.
Top 5 values
| Transport | £ |
|---|---|
| Sea transport (not vehicle on ferry) | 2,997,029 |
| Roll on Roll off (RORO) | 1,119,424 |
| Air transport | 255,227 |
Export transport rank shift: first 12 months vs second 12 months
What this shows: Transport modes are on both sides of the Sankey. Left side is sorted by first 12-month export value, right side by second 12-month export value, so rank changes are visible from line crossings.
Top 10 values
| Transport | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Sea transport (not vehicle on ferry) | 1,911,485 | 1,085,544 | -825,941 |
| Roll on Roll off (RORO) | 645,870 | 473,554 | -172,316 |
| Air transport | 171,122 | 84,105 | -87,017 |
Export volume by port
What this shows: Export value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| Aberdeen Docks | 1,410,216 |
| Immingham Docks | 512,805 |
| Middlesbrough | 508,753 |
| London Gateway Port | 443,459 |
| Dover / Eurotunnel | 300,923 |
Export port rank shift: first 12 months vs second 12 months
What this shows: Ports are on both sides of the Sankey. Left side is sorted by first 12-month export value, right side by second 12-month export value, so rank changes are visible from line crossings.
Top 10 values
| Port | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Aberdeen Docks | 1,150,514 | 259,702 | -890,812 |
| Immingham Docks | 331,587 | 181,218 | -150,369 |
| Middlesbrough | 1,420 | 507,333 | +505,913 |
| London Gateway Port | 383,642 | 59,817 | -323,825 |
| Dover / Eurotunnel | 159,187 | 141,736 | -17,451 |
| Grangemouth Docks | 166,210 | 77,982 | -88,228 |
| Felixstowe | 124,348 | 86,918 | -37,430 |
| Tyne | 90,975 | 62,481 | -28,494 |
| Harwich | 0 | 119,186 | +119,186 |
| Southampton | 74,601 | 43,296 | -31,305 |
Quick facts
HS code: 731581
Coverage: United Kingdom, most metrics for the last 24 months
Description: Stud-link chains, known for their strength, often used in maritime applications like ship anchoring