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ArcelorMittal Sestao steel plant

operating

Sestao, Europe, Spain

ISO 14001ISO 50001
GEM wiki

Process Route

EAF

Timeline

Operating since 1902

Emissions

2025

0.32 Mt CO₂e

0.27 t CO₂e per tonne of steel

Typical EAF route: 0.5–0.7 t/t

Modelled estimate (Climate TRACE), not reported data. Methodology

Capacity (ttpa)

Crude Steel

2,000

EAF

2,000

Production

Crude steelproduction, GEM-compiled (Global Iron & Steel Tracker). Dashed line shows nominal capacity.

Steel Units

EAF
unknown EAF (1)operating
1,000 ttpawiki
EAF
unknown EAF (2)operating
1,000 ttpawiki

Inputs & Energy

Power 100% renewable

Iron ore 1 mtpa of DRI to be delivered from ArcelorMittal Asturias Gijon plant by 2025 (suspended)

Steel Products

coil

Ownership

Owner Arcelormittal Sestao SL

Parent ArcelorMittal SA; small shareholder(s)

Workforce 250 employees

Country Context

Spain crude steel production (USGS). Plant line shows nominal capacity, not output.

Explore

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Plant data sourced from the Global Iron & Steel Tracker (March 2026), Global Energy Monitor. Licensed under CC BY 4.0.

Production data: USGS Minerals Yearbook — Raw Steel: World Production by Country or Locality (2019 edition; 2022 and 2023 early release tables). U.S. Geological Survey, public domain. EAF/BOF splits: USGS Minerals Yearbook (2023 estimates).

Facility emissions estimates from Climate TRACE. Licensed under CC BY 4.0.