GHH / 曼 GHH
GHH 集团的前身是 Eberhard Pfandhöfer 于 1780 年创建的 "Gute Hoffnung "铁厂。该厂的产品范围包括蒸汽机、采矿机械和设备。1873 年,"Gutehoffnungshütte Aktienverein"(GHH)在 Sterkrade 成立。
1968 年,GHH 开始制造高性能电弧炉,它不仅能熔化大规模生产的普通钢材,还能熔化低合金钢和高合金钢。次年,GHH 完全并入曼集团,而曼的前身是成立于 1898 年的奥格斯堡-纽伦堡机械制造公司(Maschinenfabrik Augsburg-Nürnberg)。从 1980 年起,曼集团将前 GHH 作为独立的冶金部门(曼 GHH)运营。
西马克于 1997 年接管了曼集团的冶金部门。它主要负责高炉、转炉和硅钢厂以及电炉。
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