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 | 4,306,388 |
| Netherlands | 1,045,241 |
| France | 841,394 |
| Norway | 604,337 |
| Italy | 425,000 |
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 | 2,380,658 | 1,925,730 | -454,928 |
| Netherlands | 515,514 | 529,727 | +14,213 |
| France | 260,094 | 581,300 | +321,206 |
| Norway | 542,252 | 62,085 | -480,167 |
| Italy | 202,054 | 222,946 | +20,892 |
| Germany | 87,970 | 14,375 | -73,595 |
| Switzerland | 61,437 | 25,765 | -35,672 |
| Denmark | 16,141 | 60,263 | +44,122 |
| 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 | 5,070,887 |
| Germany | 738,699 |
| Italy | 550,757 |
| France | 448,822 |
| Netherlands | 309,024 |
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 | 2,791,764 | 2,279,123 | -512,641 |
| Germany | 458,789 | 279,910 | -178,879 |
| Italy | 298,672 | 252,085 | -46,587 |
| France | 129,743 | 319,079 | +189,336 |
| Netherlands | 201,518 | 107,506 | -94,012 |
| Norway | 159,182 | 65,035 | -94,147 |
| United Kingdom | 22,996 | 76,628 | +53,632 |
| Spain | 66,862 | 29,545 | -37,317 |
| 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 | 6 |
| Inner London - West | 5 |
| West Midlands | 5 |
| Bedfordshire and Hertfordshire | 3 |
| Kent | 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 | 3 | 3 | +0 |
| Inner London - West | 3 | 3 | +0 |
| West Midlands | 4 | 2 | -2 |
| Bedfordshire and Hertfordshire | 2 | 2 | +0 |
| Kent | 2 | 1 | -1 |
| North Eastern Scotland | 2 | 3 | +1 |
| Outer London - East and North East | 2 | 1 | -1 |
| Outer London - West and North West | 2 | 2 | +0 |
| Eastern Scotland | 1 | 1 | +0 |
| Greater Manchester | 2 | 0 | -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) | 4,609,610 |
| Roll on Roll off (RORO) | 2,629,106 |
| Air transport | 478,979 |
| Other | 32,395 |
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) | 2,724,243 | 1,885,367 | -838,876 |
| Roll on Roll off (RORO) | 1,191,799 | 1,437,307 | +245,508 |
| Air transport | 322,579 | 156,400 | -166,179 |
| Other | 9,378 | 23,017 | +13,639 |
Import volume by port
What this shows: Import value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| Felixstowe | 1,898,382 |
| Dover | 1,109,097 |
| London | 869,300 |
| Southampton | 627,317 |
| 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 | 994,551 | 903,831 | -90,720 |
| Dover | 375,011 | 734,086 | +359,075 |
| London | 607,609 | 261,691 | -345,918 |
| Southampton | 479,300 | 148,017 | -331,283 |
| Grangemouth Docks | 174,318 | 368,157 | +193,839 |
| Aberdeen Docks | 440,716 | 58,024 | -382,692 |
| Immingham Docks | 201,021 | 281,874 | +80,853 |
| Harwich | 152,878 | 137,144 | -15,734 |
| Eurotunnel | 211,655 | 28,350 | -183,305 |
| London Heathrow Airport | 183,076 | 30,886 | -152,190 |
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 | 7 |
| Activities of head offices; management consultancy activities | 4 |
| Extraction of crude petroleum and natural gas | 4 |
| Financial service activities, except insurance and pension funding | 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 | 8 |
| 15m-54m | 5 |
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 | 698,150 |
| United Arab Emirates | 256,034 |
| Nigeria | 223,048 |
| Norway | 180,789 |
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 | 166,539 | 531,611 | +365,072 |
| United Arab Emirates | 0 | 256,034 | +256,034 |
| Nigeria | 136,272 | 86,776 | -49,496 |
| Norway | 25,005 | 155,784 | +130,779 |
| Malaysia | 125,982 | 10,120 | -115,862 |
| Brazil | 27,641 | 82,790 | +55,149 |
| France | 34,325 | 65,952 | +31,627 |
| Australia | 1,100 | 75,223 | +74,123 |
| Angola | 36,107 | 30,935 | -5,172 |
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) | 2,303,047 |
| Roll on Roll off (RORO) | 937,718 |
| Air transport | 257,046 |
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) | 425,857 | 1,877,190 | +1,451,333 |
| Roll on Roll off (RORO) | 225,100 | 712,618 | +487,518 |
| Air transport | 133,840 | 123,206 | -10,634 |
Export volume by port
What this shows: Export value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| Aberdeen Docks | 1,296,373 |
| London Gateway Port | 518,280 |
| Immingham Docks | 433,251 |
| Dover / Eurotunnel | 228,472 |
| 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 |
| London Gateway Port | 160,655 | 357,625 | +196,970 |
| Immingham Docks | 86,660 | 346,591 | +259,931 |
| Dover / Eurotunnel | 21,269 | 207,203 | +185,934 |
| Grangemouth Docks | 49,363 | 116,847 | +67,484 |
| Felixstowe | 94,088 | 70,041 | -24,047 |
| Southampton | 73,491 | 89,591 | +16,100 |
| London | 110,621 | 0 | -110,621 |
| London Heathrow Airport | 56,645 | 43,871 | -12,774 |
| Tyne | 2,975 | 88,000 | +85,025 |
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