Home / Europe / Switzerland / Steel plants / Stahl Gerlafingen steel plant

Stahl Gerlafingen steel plant

Steel Plant in Switzerland. Approximate location 47.17283, 7.56332.

Steel PlantSwitzerlandCO₂ estimate (modelled)

Stahl Gerlafingen steel plant is a steel plant in Switzerland. Its listed capacity is 720,000 t of steel. Steel plants burn coal in blast furnaces or use electric arcs to melt scrap; in both cases the molten metal must be kept above 1,500°C and transferred through extensive hot piping and vessels. It is operated by Stahl Gerlafingen AG. By capacity it ranks #1 among 2 steel plants in Switzerland. It emits about 50,453 t CO₂e a year from Climate TRACE, roughly comparable to the annual emissions of 12k passenger cars. Its CO₂ per unit of capacity is 92% below the national median for this sector.

720,000t of steel
50,453t CO₂e / yr (Climate TRACE)
#8CO₂ rank in Switzerland
0.07t CO₂ per capacity unit

Facility data: Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0), id ct-1566476.

Data status

Known source data

FacilityStahl Gerlafingen steel plant Climate TRACE
CountrySwitzerland Climate TRACE
Coordinates47.17283, 7.56332 Climate TRACE
Sector / subsectoriron-and-steel Climate TRACE
Reported capacity720,000 t of steel Climate TRACE
Owner / operatorStahl Gerlafingen AG Climate TRACE
GEM steel parentAFV Accaierie Beltrame SpA [100.0%] Global Energy Monitor
Steel process routeelectric Global Energy Monitor
Steel asset statusoperating Global Energy Monitor
Steel equipmentEAF Global Energy Monitor
Steel capacity720 ktpa Global Energy Monitor
Modelled CO₂e50,453 t/yr Climate TRACE

Calculated from the dataset

Switzerland rank#8 of 21 · top 38.1% calculated
Global iron-and-steel rank#766 of 868 · top 88.2% calculated
Climate contextderived from coordinates calculated

Not available

Fuel typeNot available not in dataset
Thermal capacity (MW)Not available not in dataset

Source data, measured cross-checks and calculated values are kept separate. No confidence percentage is invented.

Similar facilities by modelled emissions

Same Climate TRACE subsector; closest non-placeholder modelled CO₂e values. Russia and Belarus excluded.

Operating power plants within 50 km

PowerAtlas operating assets, ordered by great-circle distance from published coordinates.

In context: how this facility compares

At 720,000 t of steel, Stahl Gerlafingen steel plant is around the median steel plant in Switzerland (720,000 t of steel). Subsector: iron-and-steel. As steel plant, it requires high process heat (typically 800–1500°C) for its core industrial operations — heat that must be supplied by boilers, furnaces or direct combustion, and losses through uninsulated vessels and piping represent wasted fuel. Removable modular insulation can cut those losses by 80–96%, surface-cooling equipment to ≤45°C, with payback often under 2 years. Steel plants burn coal in blast furnaces or use electric arcs to melt scrap; in both cases the molten metal must be kept above 1,500°C and transferred through extensive hot piping and vessels.

Capacity & CO₂-intensity comparison computed from Climate TRACE industrial facilities data; sector role based on engineering reference.

What 50,453 t CO₂e a year looks like

This facility's estimated annual CO₂e (Climate TRACE, modelled) in everyday equivalents from the US EPA Greenhouse Gas Equivalencies calculator:

12kcars driven for a year
6.6khomes' annual energy use
841ktree seedlings grown 10 years

Equivalencies: US EPA Greenhouse Gas Equivalencies. Emissions: Climate TRACE.

Carbon cost, Scope 1 & decarbonization potential

At its reported 50k t CO₂e/yr (Scope 1), Stahl Gerlafingen steel plant carries €4.0M/yr of carbon at the full Swiss ETS (EU-linked) price (€79/t CO₂). Free allocation phases out to 2034 (Reg. (EU) 2023/956), so today's bill is lower and rising toward this full-price figure. The fastest decarbonization lever is energy efficiency: eliminating heat loss on hot equipment (removable insulation, steam & waste-heat recovery) typically cuts 2–5% of fuel-related CO₂ — here ≈1k t–3k t/yr, worth €80k€200k, with payback up to 2 years.

50k t CO₂e / yrScope 1 emissions
€4.0M/yrcarbon value · full Swiss ETS (EU-linked) price
1k t–3k t/yr ≈ €80k€200kDecarbonization potential

Carbon price: Swiss ETS (EU-linked) €79/t · EU ETS €79/t, July 2, 2026, refreshed live via Carbon Hub. CO₂: Climate TRACE. Efficiency range: US DOE / ASTM C680 (method). Indicative carbon value, not the cash bill — free allocation applies; not compliance advice. Estimate the saving for this site →

Capacity vs largest steel plants in Switzerland

Stahl Gerlafingen steel plant: 720,000 t of steel720kStahl Gerl…Swiss Steel Emmenbrücke plant: 650,000 t of steel650kSwiss Stee…

Listed capacity (t of steel), Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0).

Operator

Operated by Stahl Gerlafingen AG.

Local climate

Stahl Gerlafingen steel plant sits in a temperate oceanic climate zone (Köppen Cfb), at 47.2°N in the northern hemisphere.

~11°Ctypical annual mean
~18°Ctypical warm-season
Temperate oceanic: four distinct seasons — cold winters and warm summers

Köppen zone: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid).

Site climate & environmental severity

The local climate sets how fast unprotected steel, protective coatings and the insulation on hot process equipment degrade at this site. It sits in a mild atmospheric environment (estimated ISO 9223 class C2 — Low), with humidity / wetness the leading environmental stress.

C2ISO 9223 corrosivity (indicative)
25/100environmental-severity index
17.0°Cseasonal temperature swing
337 kmdistance to coast
LowCUI risk tier

In this site’s local climate, a bare 150 °C surface sheds about 1419 W/m² to ambient — roughly 1.09× the loss at a 20 °C reference; removable insulation recovers about 1348 W/m² of that. Reference-surface calculation at a 150 °C surface from WorldClim climate normals (ASTM C680 / ISO 12241) — an indicative per-climate comparison, not a measurement of this site’s specific equipment. Open method dataset: DOI 10.5281/zenodo.20787408 (CC BY 4.0).

Higher environmental severity is exactly where protective removable insulation pays back most: a sheltered micro-climate slows corrosion, UV and thermal-cycling damage and extends outdoor hardware service life. This is an indicative site-climate context — not a condition assessment of any specific plant or operator.

Indicative estimate via the ISO 9223:2012 informative method (atmospheric corrosivity from temperature, time-of-wetness and airborne salinity), using WorldClim climate normals, the Köppen-Geiger class and coast distance. Indicative, not a measured corrosion rate.

How it compares & nearby sites

The #1 largest of 2 steel plants in Switzerland by listed capacity (Climate TRACE).

Nearby industrial sites

Location

Coordinates 47.17283, 7.56332. View on OpenStreetMap.

Heat loss & insulation profile

For a steel plant, the main modular-insulation targets are reheat & annealing furnaces, ladles, hot-blast stoves, steam & gas ducting. Typical hot-surface ranges used for screening: 200–1,200 °C.

Indicative recoverable energy

A first-pass insulation screen suggests about 3,600 MWh/year of recoverable heat-loss reduction and about 1,200 t CO₂e/year of avoided emissions. Screening estimate scaled from installed process-heat projects and surface-temperature reduction data.

See Inzonex Modular Insulation → Run the calculator →

Screening calculation from facility class, capacity and open emissions/energy context. Engineering survey required before procurement.

Safety & the no-regret first step

Start with a thermal survey of valves, flanges, doors and bends. Removable modular insulation keeps maintenance access open while lowering exposed-surface temperature and wasted heat.

External climate finance your country can access

For energy-efficiency projects around process heat, likely external funding channels include:

Sources: country climate-finance facilities and public development-bank programmes.

Frequently asked questions

What type of facility is Stahl Gerlafingen steel plant?

Stahl Gerlafingen steel plant is a steel plant in Switzerland. Steel plants burn coal in blast furnaces or use electric arcs to melt scrap; in both cases the molten metal must be kept above 1,500°C and transferred through extensive hot piping and vessels.

What capacity is listed for Stahl Gerlafingen steel plant?

The open dataset lists 720,000 t of steel of capacity for Stahl Gerlafingen steel plant.

How much CO₂ does Stahl Gerlafingen steel plant emit?

The page uses about 50,453 t CO₂e/year from the open dataset It ranks #8 among facilities in Switzerland by estimated CO₂.

Where is Stahl Gerlafingen steel plant located?

Stahl Gerlafingen steel plant is in Switzerland at approximately 47.17283, 7.56332.

Who operates Stahl Gerlafingen steel plant?

The operator recorded in the open dataset is Stahl Gerlafingen AG.

Built from open public data; no personal information. Operate this site? Request a correction or removal.