Market evolution: Threaded copper screw hooks and rings (CN 741539) — 2015–2025

Introduction

This report examines the evolution of EU trade in threaded copper screw hooks, screw rings, and similar articles (customs code 741539) over the 2015–2025 period. While this product category sits within a relatively narrow niche of the broader copper fasteners market, it exhibits a number of striking dynamics — including a dramatic divergence between trade values and volumes, a significant reorientation of supply chains toward Asia, and a pronounced decline in EU domestic production. Drawing on trade data reported by the European Union to extra-EU partners, the report identifies three central findings and situates them in the broader context of the EU's industrial and trade position.

1. The Great Divergence: Surging Values amid Falling Volumes

The most striking feature of the EU's trade in CN 741539 over the decade is the sharp decoupling of monetary values from physical quantities — a pattern visible on both the export and import sides, but especially pronounced in exports. This dynamic points to a market that has become structurally more expensive per unit, driven by a combination of input cost inflation, supply-chain restructuring, and a shift toward higher-value product mixes.

Export values grew by a quarter while volumes nearly halved

Between 2015 and 2025, EU exports of threaded copper screw hooks and rings grew in value from €33.2 million to €41.4 million (+24.7%). Over the same period, however, export volume fell from 2,074 tonnes to just 1,233 tonnes (−40.5%). The only way to reconcile these two trends is through the unit price, which more than doubled: from approximately €15,980 per tonne to €33,484 per tonne (+109.5%).

This suggests that EU producers are either exporting a more specialised, higher-value-added product mix or that raw material and production cost inflation has been passed through into prices — likely both.

Imports also saw strong price growth, though volumes remained more resilient

On the import side, value rose from €37.5 million to €52.9 million (+41.0%), while volume grew more modestly from 1,755 tonnes to 2,097 tonnes (+19.5%). The import unit price rose from approximately €21,369/t to €25,220/t (+18.0%) — significant, but far less extreme than the export price surge.

The more moderate import price increase, combined with growing volumes, indicates that third-country suppliers — particularly in Asia — have maintained cost competitiveness even as copper prices and logistics costs rose globally. The EU's trade balance accordingly widened from a deficit of €4.4 million in 2015 to €11.6 million in 2025.

EU production volumes collapsed even as production values edged higher

The production data paint an even starker picture. EU output of threaded copper articles under the related Prodcom code fell from 12.5 million kg to 5.7 million kg (−54.9%), while the recorded production value actually rose from €97.2 million to €116.2 million (+19.6%). This halving of physical output — combined with a rising monetary value — mirrors the trade-side price divergence and suggests that EU manufacturers have been retreating from higher-volume, lower-margin segments and concentrating on more specialised products.

2. The Asian Pivot: Redrawing the Map of EU Copper Fastener Trade

A second defining trend over the decade has been the growing weight of Asian suppliers in EU imports and the simultaneous reorientation of EU export flows. The data reveal a trade geography in which traditional European partners have lost relative ground, while India, China, and Taiwan have emerged as the dominant import sources.

India, China, and Taiwan have surged as EU import partners

Among the EU's top import partners, the three fastest-growing suppliers are all Asian:

India's share grew the most in absolute terms relative to its starting base, more than tripling over the decade. China remains the single largest Asian supplier at €13.0 million. Meanwhile, Switzerland — the top import partner in 2015 at €14.5 million — saw its share decline to €10.9 million, and the United Kingdom stagnated near €6.2 million. Türkiye and Serbia, smaller partners, both contracted significantly.

The import concentration index (HHI) for value fell from 2,185 to 1,706 (−22.0%), indicating that the EU's import base has become somewhat more diversified even as it has shifted geographically toward Asia.

EU exports have pivoted toward Switzerland, the US, and Türkiye, while China has declined

The EU's export destinations have also shifted substantially:

Switzerland doubled its position to become the top EU export destination at €10.1 million, followed by the United States at €6.1 million. Türkiye more than doubled. The notable exception is China, which went from being the EU's single largest export market (€7.1 million) to €4.2 million (−41.3%). This likely reflects China's own expanding domestic production capacity in copper articles, reducing its need for EU-sourced supplies.

German dominance holds on both sides, but Czechia and Austria have emerged as fast-growing actors

Within the EU, Germany remains the largest single reporter for both imports (€16.3 million, essentially flat) and exports (€20.2 million, +34.0%). However, the most dynamic growth has come from Central European members:

Czechia's import growth of +197.8% and export growth of +783.3% stand out as the most dramatic among all EU member states, suggesting that the country has become an increasingly important processing and re-export hub within European copper fastener supply chains. Italy, already a specialised producer (RSCA of 0.56, the highest in the EU), maintained strong growth on both sides.

3. Growing Openness, Growing Vulnerability: The EU's Shifting Autonomy Position

The third major finding concerns the EU's structural position in this market: over the decade, the Union has shifted from being a marginal net exporter to a meaningful net importer, while simultaneously increasing the openness of its economy to trade in this product. This raises questions about strategic autonomy in a niche but industrially relevant segment.

Net import reliance swung from slight surplus to meaningful deficit

The EU's net import reliance — defined as the trade balance as a share of apparent consumption — shifted from −1.2% in 2015 (a slight net exporter position) to +9.0% in 2025. At its peak, it reached 18.4%. The swing of over 860% reflects the combined effect of rising import volumes, falling domestic production, and the widening of the trade deficit in value terms.

Trade intensity and export propensity both increased substantially

Trade intensity — the combined import and export share relative to production — rose from 32.1% to 53.4%. Export propensity — exports as a share of production — grew from 19.6% to 33.2%. The salience analysis identifies export propensity as the most prominent vulnerability metric, scoring 86.5 out of 100, followed by trade intensity at 69.7. In other words, the EU's copper screw hook and ring market has become substantially more open — and more exposed to external competitive and supply pressures — over the decade.

Concentration and volatility data point to manageable but real supply risks

The import concentration HHI decline (from 2,185 to 1,706) is a positive sign, indicating that the EU is not overly dependent on a single supplier. However, the volatility data show that several partners exhibit high coefficient-of-variation scores — notably Serbia (0.57), Türkiye (0.46), and India (0.35) on the import side. On the export side, Morocco (0.94), Russia (0.65), and Tunisia (0.66) show significant instability.

The shock detection analysis identifies three notable events:

• A price shock in EU exports to Russia in 2023, with unit prices surging by 114.6% (abnormality score of 94.2), almost certainly linked to sanctions-related trade disruptions following the 2022 invasion of Ukraine.
• A price shock in EU exports to China in 2022, with a 102.6% price shift, reflecting the broader commodity price spike of that year.
• A price shock in EU imports from China in 2022 (+48.7%), consistent with the same global inflationary episode.

These events, while absorbed without destabilising the overall market, illustrate the kind of price volatility that can propagate through a trade structure increasingly reliant on long-distance, non-European supply chains.

Conclusion

The EU market for threaded copper screw hooks and rings (CN 741539) has undergone a quiet but significant transformation over 2015–2025. Three dynamics stand out: a dramatic divergence between the monetary value and physical volume of trade, with unit prices more than doubling for exports; a decisive shift in the geography of supply toward India, China, and Taiwan; and a structural move from near self-sufficiency to meaningful net import dependence. EU production volumes have halved even as their recorded value has risen, pointing to a retreat from volume manufacturing toward higher-value specialisation.

These trends are not unique to this product — they echo broader patterns seen across European manufacturing — but the speed and magnitude of the shifts are noteworthy for a relatively small, niche fastener category. The growing role of Asian suppliers, combined with the EU's increased trade openness and several detected price shocks, suggests that while the market remains functional and diversified, it is more exposed to external dynamics than it was a decade ago. Policymakers and industry stakeholders may wish to monitor these trends, particularly as they relate to the EU's capacity to maintain production capability in copper-based industrial components.