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Nippon Stainless Steel Yamaguchi Works (Shunan Area) steel plant

operating

Shunan, Asia Pacific, Japan

ISO 14001
GEM wiki

Process Route

EAF

Timeline

Operating since 1958

Emissions

2025

0.18 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

866

EAF

866

Production

Crude steel production: 200 ttpa (2024)

Steel Units

EAF
unknown EAF (1)operating
433 ttpawiki
EAF
unknown EAF (2)operating
433 ttpawiki
EAF
unknown EAF (3)mothballed
433 ttpawiki

Steel Products

sheet, plate, bars, wire

Ownership

Owner Nippon Steel Stainless Steel Corp

Parent Nippon Steel Stainless Steel Corp [100.0%]

Country Context

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

Explore

All 740 EAF plants like this one→

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.