steelmaking process
TRANSCRIPT
Iron ore
The range of input values differ according to route
Ironmaking Steelmaking Semi-finished products
Hot-rolled products
Long
Pro
duct
sFl
at P
rodu
cts
Finishing operations
Limestone
Coal
Scrap
Alternative fuels
Naturalgas
Billets
Blooms
Slabs
worldsteel.org
Co-productsand their uses
Please note: This diagram aims to show steelmaking today. This diagram does not feature the new input materials and processes that are being developed and will dramatically change how we make steel in the next 30 years as we transition to the low carbon economy.
1
8 9
2 3 4 5 6 7Input raw materials
Raw materials preparation
Rails Cold rolling
Metal coating
Painting
Structural shapes
Welded / seamlesstubes
Wire rods
Bars
Rebar
Coils
Plate
Steel applications
The steelmaking process
Two main routes
O U T P U T P R O D U C T S
Direct reduction of iron ore
Blast furnace
Sinter plant / Pellet plant
Coke oven
Refining
Continuous casting
Electric arcfurnace
Electricity
Oxygen
Basic oxygenfurnace
Supplementaryheating fuels
Wind turbines
Buildings and factories
Packaging
Ships and containers
Motor vehicles
Plant / Machinery
Bridges
Medicalequipment
White goods
Metalproducts
Rail tracks and trains
Solar panels
Pipes
Furniture
Internal use as reducing agents
Cement for roadconstruction
Paving stonesfor hydraulicengineering
Sea forestation
Fertilisers and soil improvement
Internal and external use of iron and alloying elements
Use as input material for the chemical industry
Carbon capture and utilisation
Slag
Dust and sludge
Chemicals
Emulsions and usedoils
Processgases Heat and electricity