ArcelorMittal Commits to €1.3 Billion Electric Arc Furnace in Dunkirk

ArcelorMittal has announced plans to build a €1.3 billion electric arc furnace at its Dunkirk plant in France, representing a major step in decarbonizing European steel production. The decision follows a period of delayed investment, with the company citing improved EU trade policy, including tariffs on unfair imports and the Carbon Border Adjustment Mechanism, as key enablers.

ArcelorMittal's new 2-million-tonne Dunkirk electric arc furnace is scheduled to begin operations in 2029 and will produce steel with 0.6 tonnes of CO2 per tonne of output, approximately three times less than a traditional blast furnace. The furnace will use a mix of scrap metal, hot-briquetted iron, directly reduced iron, and hot metal as inputs. CEO Geert van Poelvoorde specifically cited EU tariffs that would curb unfair imports and CBAM as conditions that made the investment financially viable. The project will also benefit from France's Energy Efficiency Certificates scheme.

Steel manufacturing accounts for 7–9% of direct global greenhouse gas emissions from fossil fuel use, making it one of the most challenging sectors to decarbonize. ArcelorMittal's EAF approach replaces coal-based blast furnace technology with electric arc technology, and the company's DRI pathway uses natural gas to reduce iron ore before feeding it into EAFs. The Dunkirk project signals that targeted EU trade and carbon pricing policy can tip the economics of green industrial investment. ArcelorMittal has set a company-wide net-zero target for 2050, and is also exploring hydrogen, circular carbon, and carbon capture pathways.

ArcelorMittal says it will now focus on steering the Dunkirk EAF project through to completion and commercial success. The investment reinforces a broader European trend of industrial decarbonization investments unlocked by policy certainty, particularly CBAM and import tariffs that protect domestic low-carbon producers. For Indian steelmakers and policymakers watching comparable policy levers, the project illustrates how regulatory frameworks can catalyze multi-billion-dollar clean industrial commitments. ArcelorMittal's simultaneous exploration of hydrogen and carbon capture routes suggests the company expects its decarbonization strategy to evolve as these technologies mature.

Key figure — €1.3 billion