History 1773 The government of the principality in Darmstadt granted permission for the operation of a hammer-works. The Auhammer was founded. 1913 The foundry was built, affiliated to the smithery and set to work.   1958 The hammer-mill was closed and production concentrated in the foundry. 1964 Takeover by Eisenwerk Brühl, first as a subsidiary - today as an independent affiliated company. 1982 Installation of a moulding machine for the production of turbine housings and cylinder heads. 1973 Start of the crankshaft manufacturing in croning process and its consequent extend in the following years. 1998 For the first time more than 50.000 tons of cast iron were produced - the 25th million crankshaft was cast. 2001 Start of the production of turbine housings of cast steel for use at elevated temperatures.