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 | 4,154,522 |
| Netherlands | 1,078,920 |
| France | 801,758 |
| Italy | 414,521 |
| Norway | 312,095 |
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 | 2,502,276 | 1,652,246 | -850,030 |
| Netherlands | 567,298 | 511,622 | -55,676 |
| France | 222,368 | 579,390 | +357,022 |
| Italy | 193,703 | 220,818 | +27,115 |
| Norway | 262,744 | 49,351 | -213,393 |
| Germany | 93,532 | 9,208 | -84,324 |
| Denmark | 16,141 | 60,263 | +44,122 |
| Switzerland | 48,435 | 25,765 | -22,670 |
| Poland | 51,881 | 0 | -51,881 |
| United States | 31,084 | 6,825 | -24,259 |
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 | 4,934,668 |
| Italy | 527,276 |
| Germany | 466,573 |
| France | 415,414 |
| Netherlands | 313,374 |
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 | 2,918,663 | 2,016,005 | -902,658 |
| Italy | 277,319 | 249,957 | -27,362 |
| Germany | 191,830 | 274,743 | +82,913 |
| France | 96,335 | 319,079 | +222,744 |
| Netherlands | 248,168 | 65,206 | -182,962 |
| Norway | 138,433 | 65,035 | -73,398 |
| Spain | 66,862 | 35,633 | -31,229 |
| United Kingdom | 22,996 | 76,628 | +53,632 |
| United States | 50,537 | 8,204 | -42,333 |
| South Korea | 20,436 | 4,701 | -15,735 |
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 | 5 |
| Inner London - West | 5 |
| West Midlands | 5 |
| North Eastern Scotland | 3 |
| Outer London - East and North East | 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 | 3 | +1 |
| Inner London - West | 3 | 3 | +0 |
| West Midlands | 5 | 1 | -4 |
| North Eastern Scotland | 1 | 3 | +2 |
| Outer London - East and North East | 2 | 1 | -1 |
| Outer London - West and North West | 2 | 2 | +0 |
| Bedfordshire and Hertfordshire | 1 | 2 | +1 |
| Eastern Scotland | 1 | 1 | +0 |
| Greater Manchester | 2 | 0 | -2 |
| Hampshire and Isle of Wight | 0 | 2 | +2 |
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) | 4,246,627 |
| Roll on Roll off (RORO) | 2,568,026 |
| Air transport | 421,327 |
| Other | 32,446 |
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) | 2,627,500 | 1,619,127 | -1,008,373 |
| Roll on Roll off (RORO) | 1,175,677 | 1,392,349 | +216,672 |
| Air transport | 260,354 | 160,973 | -99,381 |
| Other | 13,238 | 19,208 | +5,970 |
Import volume by port
What this shows: Import value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| Felixstowe | 1,858,499 |
| Dover | 1,093,441 |
| London | 811,406 |
| Southampton | 609,760 |
| Grangemouth Docks | 542,475 |
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 | 1,160,931 | 697,568 | -463,363 |
| Dover | 364,917 | 728,524 | +363,607 |
| London | 594,214 | 217,192 | -377,022 |
| Southampton | 484,465 | 125,295 | -359,170 |
| Grangemouth Docks | 174,318 | 368,157 | +193,839 |
| Immingham Docks | 180,272 | 312,625 | +132,353 |
| Harwich | 145,550 | 168,324 | +22,774 |
| Aberdeen Docks | 181,957 | 45,290 | -136,667 |
| Eurotunnel | 164,115 | 26,222 | -137,893 |
| London Gateway Port | 0 | 187,973 | +187,973 |
Importer companies by SIC division
What this shows: Industry breakdown (SIC divisions) of importing companies.
Top 5 values
| SIC | Companies |
|---|---|
| Retail trade, except of motor vehicles and motorcycles | 8 |
| Wholesale trade, except of motor vehicles and motorcycles | 6 |
| Activities of head offices; management consultancy activities | 4 |
| Extraction of crude petroleum and natural gas | 4 |
| Manufacture of fabricated metal products, except machinery and equipment | 4 |
Importer companies over time
What this shows: Monthly count of unique importing companies.
Latest 5
| Month | Companies |
|---|---|
| 2025-11 | 3 |
| 2025-10 | 8 |
| 2025-09 | 5 |
| 2025-08 | 9 |
| 2025-07 | 7 |
Top importers
What this shows: Companies with the highest number of months traded for this HS code.
| Company | Months traded |
|---|---|
| GAEL FORCE MARINE EQUIPMENT LIMITED | 31 |
| CROWN CHAINS LIMITED | 30 |
| FLITPECH LTD | 20 |
| TRAMTECH SOLUTIONS LTD | 19 |
| FENDER CARE LIMITED | 17 |
| BRIDON INTERNATIONAL LTD. | 15 |
| ELDI SCOTLAND LTD | 14 |
| EGGER (UK) LIMITED | 13 |
| ISOTECH TECHNOLOGIES LTD | 13 |
| WILLIAM HACKETT CHAIN PRODUCTS LIMITED | 10 |
Importer company size by revenue band
What this shows: Distribution of importers across company revenue bands.
Top 5 values
| Revenue | Companies |
|---|---|
| 54m+ | 22 |
| 1m-15m | 19 |
| Other | 9 |
| 0-1m | 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 | 783,092 |
| United Arab Emirates | 256,034 |
| Norway | 180,789 |
| Nigeria | 174,144 |
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 | 0 | 1,136,589 | +1,136,589 |
| Netherlands | 164,270 | 618,822 | +454,552 |
| United Arab Emirates | 0 | 256,034 | +256,034 |
| Norway | 25,005 | 155,784 | +130,779 |
| Nigeria | 87,368 | 86,776 | -592 |
| Malaysia | 125,982 | 10,120 | -115,862 |
| France | 70,145 | 51,691 | -18,454 |
| Brazil | 45,391 | 65,040 | +19,649 |
| Australia | 1,995 | 74,328 | +72,333 |
| Angola | 17,997 | 30,935 | +12,938 |
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) | 2,332,638 |
| Roll on Roll off (RORO) | 960,545 |
| Air transport | 232,359 |
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) | 356,574 | 1,976,064 | +1,619,490 |
| Roll on Roll off (RORO) | 259,753 | 700,792 | +441,039 |
| Air transport | 127,798 | 104,561 | -23,237 |
Export volume by port
What this shows: Export value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| Aberdeen Docks | 1,296,373 |
| Immingham Docks | 517,480 |
| London Gateway Port | 462,746 |
| Dover / Eurotunnel | 251,753 |
| Grangemouth Docks | 166,210 |
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 | 29,309 | 1,267,064 | +1,237,755 |
| Immingham Docks | 84,391 | 433,089 | +348,698 |
| London Gateway Port | 93,641 | 369,105 | +275,464 |
| Dover / Eurotunnel | 57,089 | 194,664 | +137,575 |
| Grangemouth Docks | 49,363 | 116,847 | +67,484 |
| Felixstowe | 94,088 | 70,041 | -24,047 |
| Southampton | 73,491 | 90,487 | +16,996 |
| London | 110,621 | 0 | -110,621 |
| Tyne | 2,975 | 88,713 | +85,738 |
| London Heathrow Airport | 34,681 | 42,976 | +8,295 |
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