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Krakatau Steel Cilegon plant

operating

Cilegon, Asia Pacific, Indonesia

ISO 14001
GEM wiki

Process Route

EAF

Timeline

Announced1970
Construction1975
Operating1977

Emissions

2025

0.57 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

4,000

EAF

4,000

Production

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

Iron Units

BF
unknown BF (1)mothballed
1,200 ttpa1832 m³MCC CERIwiki
DRI
unknown DRI (1)mothballed
675 ttpasyngas (reformed methane) · capableTenova; Danieliwiki
DRI
unknown DRI (2)mothballed
675 ttpasyngas (reformed methane) · capableTenova; Danieliwiki

Steel Units

EAF
unknown EAF (1)operating
400 ttpawiki
EAF
unknown EAF (10)operating
400 ttpawiki
EAF
unknown EAF (2)operating
400 ttpawiki
EAF
unknown EAF (3)operating
400 ttpawiki
EAF
unknown EAF (4)operating
400 ttpawiki
EAF
unknown EAF (5)operating
400 ttpawiki
EAF
unknown EAF (6)operating
400 ttpawiki
EAF
unknown EAF (7)operating
400 ttpawiki
EAF
unknown EAF (8)operating
400 ttpawiki
EAF
unknown EAF (9)operating
400 ttpawiki
BOF
unknown BOF (1)announced
4,000 ttpawiki

Inputs & Energy

Power 1x150 MW Coal-Fired Power Plant

Steel Products

rod, bar, pipe, cold rolled, hot rolled, wire

Ownership

Owner PT Krakatau Steel (Persero) Tbk

Parent PT Krakatau Steel (Persero) Tbk [100.0%]

Workforce 5,497 employees

State ownership Partial

Country Context

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

Explore

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.