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| Type | Corporate groups | 
| Location | Cologne; Bochum (North Rhine-Westphalia) | 
| Founding | 1918 | 
| Industry | Metal Industry | 
| NACE code | 24.1 | 
| Parent organization | Otto Wolff AG | 
| Related org. | Eisenwerk Fraulautern GmbH | 
| Related org. | Stahlwerke Bochum AG | 
| Related org. | Eisenhüttenwerk Thale AG | 
| Related org. | Rasselstein Hoesch AG | 
| GND | 74518-2 | 
| Holdings | Newspaper clippings: 1926-1943, 1968-2003 Annual reports: 1926-1941,(1945),1947-2003/04  | 
| Signature | A10 E 174 | 
| includes | EHW (Eisen- und Hüttenwerke Aktiengesellschaft) (1918-1940, GND 235908-X) | 
| URI | https://pm20.zbw.eu/folder/co/007447 | 
| ID | co/007447 |