Report Highlights

Who Controls This Market — And Who Is Threatening That Control

SSAB's HYBRIT joint venture with LKAB and Vattenfall is the world's most advanced green steel commercialisation programme, having produced the world's first fossil-free steel using hydrogen direct reduction in 2021, delivered commercial quantities to Volvo and other early adopters, and announced a SEK 40 billion investment programme to convert its Luleå, Sweden blast furnace to green hydrogen DRI-EAF by 2030. SSAB's integrated position — owning both the iron ore mine (LKAB) and the steel plant, with access to Vattenfall's Swedish hydropower grid — gives it a unique cost advantage for green steel production that standalone hydrogen DRI operators cannot replicate. ArcelorMittal has the most globally diversified green steel programme, with hydrogen DRI plants planned in Hamburg (Germany), Sestao (Spain), and Dunkirk (France), steel plant CCUS (carbon capture and storage) programmes in the UK and Belgium, and partnerships with government industrial decarbonisation support programmes in multiple countries.

H2 Green Steel, the Swedish startup backed by Vargas, Temasek, and strategic investors, is constructing the world's first purpose-built greenfield green steel plant at Boden, Sweden — targeting 5 million tonnes annual capacity by 2030 using hydrogen DRI from dedicated renewable energy. It has secured offtake commitments from Scania, Marcegaglia, and other industrial buyers at premium prices of EUR 100–200/tonne over conventional steel, establishing the commercial template for new-entrant green steel production. The competitive threat to established steelmakers comes from electric arc furnace (EAF) mini-mills powered by renewable electricity — Nucor (USA), Steel Dynamics (USA), and Danieli-equipped producers in Europe are producing low-carbon steel using scrap-fed EAF at marginal carbon intensity already 70%–80% below blast furnace production, capturing the lower-carbon-premium market without the hydrogen infrastructure investment required for primary steel decarbonisation.

How This Market Works

Conventional steel production uses a blast furnace to reduce iron ore (iron oxide) to liquid iron using coking coal as the reducing agent and energy source, producing approximately 1.8 tonnes of CO₂ per tonne of steel — making steel the largest industrial CO₂ emitter globally at approximately 3.6 Gt CO₂ annually. Green steel decarbonisation pathways include: hydrogen direct reduction (using H₂ as the reducing agent instead of coal, producing water vapour instead of CO₂, followed by electric arc furnace melting of the DRI pellets into steel), electric arc furnace with green electricity (melting steel scrap or DRI using renewable electricity, with CO₂ emissions dependent on the electricity grid carbon intensity and scrap availability), and blast furnace with carbon capture (adding post-combustion or oxy-combustion CO₂ capture to conventional blast furnaces, reducing CO₂ by 60%–90% at cost of USD 40–80/tonne CO₂ captured). Hydrogen DRI is the most transformative decarbonisation pathway for primary steel production (producing steel from iron ore rather than scrap) but requires green hydrogen at USD 1.5–2.0/kg for green steel to be cost-competitive with conventional blast furnace steel — a price not yet achievable in most geographies. The commercially viable near-term pathway is therefore hybrid: natural gas DRI (replacing coal reduction with lower-carbon gas, reducing CO₂ by 55%–65%), with progressive substitution of natural gas with green hydrogen as supply and cost improve.

The Forces Accelerating Demand Right Now

EU Carbon Border Adjustment Mechanism is the most powerful structural driver — CBAM applies a carbon price to imported steel equal to the EU ETS carbon price (EUR 60–80/tonne CO₂) on the embedded carbon in steel imports, eliminating the cost disadvantage of European green steelmakers relative to non-EU conventional steel producers. This creates a premium green steel market specifically in Europe where carbon pricing effectively internalises the decarbonisation cost. Automotive OEM green steel commitments — Volkswagen, BMW, Mercedes-Benz, Volvo, and Scania have all committed to sourcing low-carbon steel from their supply chains by 2030 — create procurement pull that is driving supplier investment in green steel capability ahead of mandatory carbon pricing at full scale. Government industrial transformation support — Germany's Carbon Contract for Difference programme (providing EUR 2+ billion for steel sector decarbonisation), the Swedish government's support for HYBRIT and H2 Green Steel, and the US IRA's clean energy manufacturing incentives — is providing capital de-risking for first-of-kind green steel investments that would not proceed on commercial economics alone at current green hydrogen costs.

What Is Holding This Market Back

Green hydrogen cost is the fundamental barrier — at EUR 5–8/kg current cost for green hydrogen in Europe, hydrogen DRI steel costs EUR 250–400/tonne more than conventional blast furnace steel, a premium that only voluntary carbon commitments (not carbon pricing) currently justify. Carbon pricing above EUR 80–100/tonne CO₂ is needed to close this gap on an ongoing basis — current EU ETS prices of EUR 60–80/tonne are close but insufficient, and price volatility creates investment uncertainty. Scrap steel availability for EAF production is geographically and temporally constrained — global steel scrap availability grows slowly with the installed steel stock base, and the highest-quality scrap grades are already fully committed to existing EAF producers, limiting EAF capacity expansion in regions with limited scrap supply. Green hydrogen supply chain infrastructure — electrolyser manufacturing capacity, renewable energy addition pace, hydrogen pipeline and storage networks — is developing more slowly than green steel project timelines require, creating a chicken-and-egg dependency that is delaying final investment decisions on committed green steel projects.

The Investment Case: Bull, Bear, and What Decides It

The bull case projects the EU CBAM and global carbon pricing convergence making green steel cost-competitive with conventional steel by 2032–2035, triggering a rapid transition of the global steel capacity base (1.9 billion tonnes annually) toward low-carbon production. At USD 50–100/tonne green premium on 500 million tonnes of green steel production annually (25% of global capacity), the addressable green premium market is USD 25–50 billion annually — plus the capital equipment, hydrogen supply, and engineering services markets supporting the transition. The bear case observes that steel demand growth is concentrated in China and India, where no meaningful carbon pricing is in effect and where blast furnace economics are fully competitive, limiting green steel to the European and North American markets where carbon pricing and voluntary corporate commitments are strongest. The decisive variable is the EU ETS carbon price trajectory — sustained prices above EUR 100/tonne through 2030–2035 make green steel investment commercially self-sustaining; prices below EUR 80/tonne maintain green steel as a policy-dependent niche.

Where the Next USD Billion Is Being Built

Iron ore beneficiation for DR-grade pellets — the high-quality pellets (greater than 67% Fe, low silica and alumina) required for hydrogen direct reduction, which only a subset of current iron ore operations can produce — is a USD 3–5 billion investment opportunity as green DRI demand grows. Rio Tinto, Vale, and LKAB are investing in pelletising capacity and beneficiation upgrades specifically for DR-grade supply, commanding a 20%–30% premium over blast furnace-grade pellets. Steel decarbonisation consultancy and engineering services — AECOM, TÜV SÜD, and specialist process engineering firms developing hydrogen injection modifications, carbon capture integration, and EAF conversion project designs — is a multi-billion-dollar professional services market growing with the pace of steelmaker decarbonisation investment.

Market at a Glance

Regional Intelligence

Europe is the global leader in green steel commercial development, driven by EU ETS carbon pricing, CBAM border protection, and government industrial transformation support in Germany, Sweden, and France. Sweden's unique combination of LKAB iron ore mining, Vattenfall renewable energy, and SSAB steel production in the HYBRIT triangle is the world's most integrated green steel value chain. Germany's steel sector, facing acute competitiveness pressure from energy cost increases post-Ukraine invasion, has committed over EUR 10 billion in green steel investment with government CCfD support. North America's green steel advantage is EAF-based — Nucor, Steel Dynamics, and Commercial Metals Company operate large-scale EAF facilities powered by increasingly renewable US grid electricity, producing steel at 0.3–0.5 tonnes CO₂ per tonne versus 1.8 tonnes for blast furnace, without requiring green hydrogen infrastructure. Asia-Pacific's green steel development is dominated by POSCO (Korea), which has committed to carbon-neutral steelmaking by 2050 with hydrogen DRI as the pathway, and Tata Steel (India/Netherlands) which is converting its Port Talbot, UK blast furnace to EAF with UK government support.

Leading Market Participants

• SSAB
• ArcelorMittal
• H2 Green Steel
• Nucor
• Thyssenkrupp

Long-Term Market Perspective

By 2034, green steel will represent approximately 8%–12% of global steel production capacity, concentrated in Europe and North America where carbon pricing and voluntary commitments make the economics viable. The majority of global steel production — in China, India, and Southeast Asia — will remain at conventional blast furnace carbon intensities, with incremental improvements from natural gas DRI partial substitution and efficiency improvements. The long-term green steel market size depends entirely on global carbon pricing convergence — if major steel-consuming countries adopt carbon pricing equivalent to EUR 80–100/tonne CO₂ by 2035, the green steel transition becomes commercially driven rather than policy-dependent, transforming a USD 38 billion green premium market into a multi-trillion-dollar capacity replacement cycle.