Company History

1790

Founding of the ‘Steel Mill’) by Johann Friedrich Lohmann at Haus Berge in Witten, Germany (Haus Witten)

1812

Development and production of the first German crucible steels

1834

Friedr. Lohmann, brandy distillery and steel mill

1847

Friedr. Lohmann cast steel & filing mill

1859/60

Start of production in Herbede, Germany, with the founding of the rolling mill and hammer mill using water-driven power

1870

Gussstahl-Fabrik, Walz- & Hammerwerke Friedr. Lohmann

1910

Expansion of production to include high-alloyed tooling steels and high-speed steels

1917

Friedr. Lohmann oHG

1922

Friedr. Lohmann GmbH, Gussstahlfabrik, Walz- und Hammerwerke

1939/40

Closure of the Haus Berge production location. Installation of a crucible steel furnace in Herbede

1951

Start-up of the 1st graphite rod furnace

1954

Production start of mold casting

1955

Shutdown of the crucible steel furnace

1973

Erection of the steel foundry in Witten-Annen, Germany

1977

Friedr. Lohmann GmbH Werk für Spezial- & Edelstähle

1980

Start-up of the 4 t induction furnace and replacement of the graphite rod furnaces

1984

Installation of the 10 MN forging press

1992

Upgrading of the hydroelectric system

2000

Production start-up of the electro-slag facility

2006

The world’s first production of a 2 t block of Damascus steel

2009

Expansion of the steel mill

2011

Commissioning of the photovoltaic system

2012

Expansion of Hall I – Melting / mold making in Witten-Annen

2013

Commissioning of the vacuum degassing plant

2016

Commissioning of the new molding facility