Skip to content

Nippon Rayong Steel plant

operating

Nonglalog, Asia Pacific, Thailand

ISO 14001
GEM wiki

Process Route

EAF

Timeline

Operating since 1999

Emissions

2025

0.18 Mt CO₂e

0.19 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

1,800

EAF

1,800

Production

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

Steel Units

EAF
unknown EAF (1)operating
900 ttpaMannesmann Demag Huttentechnikwiki
EAF
unknown EAF (2)operating
900 ttpa45 tMannesmann Demag Huttentechnikwiki

Steel Products

pipe, billet, coil, slab, tube

Ownership

Owner G Steel PCL

Parent Nippon Steel Corp [60.2%]; small shareholder(s) [12.8%]; natural person(s) [12.4%]; UOB Kay Hian Pte Ltd [7.5%]; Superior Overseas (Thailand) Co Ltd [7.0%]

Workforce 662 employees

Country Context

Thailand 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.