A Company and its History
Kohlenverladung um 1900

2024
Complete renewal of the walking beam furnace.
2024

2023
New cooling bed length stop.
2023
2023
Construction of the medium-voltage supply (20-kV station).
2023

2022
Installation of a photovoltaic system with an output of 425 kWp.
2022
2022
Implementation of a certified occupational health and safety management system according to DIN ISO 45001.
2022
2022
Construction of a scissors workshop.
2022
2021-2022
Renewal of finished scaffolding #12 and #14.
2021-2022

2021-2022
Construction of our own recycling loading hall.
2021-2022
2021
Redesign of the factory entrance.
2021
2021
New straightening machine from the manufacturer Bültmann in the black steel finishing line.
2021

2020
Construction and commissioning of a second hydroelectric power plant with a 246 kW Pelton turbine.
2020
2020
Commissioning of a new ultrasonic testing system from GE for bright steel production.
2020

2019-2020
Laying and piping of the Hammerauer Mühlbach.
2019-2020

2019
Commissioning of a new wheel blasting system for descaling steel bars in finishing line 3.
2019

2019
New short-length saw from Rattunde AG for finishing line 5.
2019
2019
Commissioning of a new high-frequency pulsator in quality assurance.
2019

2018
Construction of our own company kindergarten in cooperation with the municipality of Ainring.
2018

2018
Investment in a new sawing line in finishing line 4.
2018
2017
Extension of the metalworking shop and new construction of social rooms for the rolling mill and finishing line 3.
2017
2017
New construction of the locomotive shed.
2017

2017
Investment in a new peeling line in the finishing line 5.
2017
2015
New roller hearth annealing furnace for finishing line 3.
2015
2014
Expansion of the sales building.
2014
2013
Certified systematic energy management system according to DIN EN ISO 50001.
2013
2012
Certified environmental management system according to DIN EN ISO 14001.
2012

2010-2011
Establishment of our own branches in Australia, Asia and Latin America.
2010-2011
2009
Starting production of double corrosion protected anchors (DCP).
2009

2008
Expansion of the thread bar market presence in Spain and France.
2008

2007
Completion of the extension hall for bright steel operations. Further crack testing system with additional ultrasonic testing. Rolling mill production exceeds 200,000 tons for the first time.
2007

2006
Expansion of the steel bar assembly line. Commissioning of the second roller hearth furnace.
Completion of the warehouse for accessories.
2006
2005
Extension of thread bar product range by Ø 75 mm. Expansion of vertical integration with CNC machines for steel bars.
2005

2004
New finishing facility for rock anchor production.
2004
2002
Establishment of the first independent sales location in the USA (New Jersey).
2002
2001
Certified quality management system according to the automotive standard ISO TS 16949.
2001

2000
Construction of a finishing shop for reinforcement products. Bare steel production start. Development of the new SAS 670 steel grade.
2000

1996
Start of accessories’ production for thread bars and prestressing bars.
1996
1994
Certified quality management system according to DIN EN ISO 9002.
1994

1993
Extension of product range: 63.5 mm Ø thread bars and anchors for mining.
1993

1991
Start of round steel bar production.
1991

1986
Several patent applications for prestressing steel production. Start of 40 and 50 mm Ø thread bar production.
1986

1984
Extension of product range to include thread bars and prestressing bars.
1984
1982
Modernisation of the roll train. New walking-beam furnaces and connection of the company-own hydroelectric power station to the public energy grid.
1982

1976
Rationalisation measures and manufacture of structural steel mats in addition to rebar steel production.
1976

1975
Worldwide recession. Despite modernisation of the works, bankruptcy cannot be avoided. Dipl.-Ing. Max Aicher becomes the new owner.
The works are renamed “Stahlwerk Annahütte Max Aicher GmbH & Co. KG“.
1975

1973
Major fire in the mat hall.
1973
1965
Production with the Siemens-Martin furnaces reaches a record with 52,313 tons per year. In March 1965, the highest monthly output to date of 5,572 tons was achieved.
1965
1960
Significant further development in the depth of processing - reinforcing mats are produced from own primary material.
1960
1956
The new construction of the fine iron & wire mill necessitates the expansion of the Siemens-Martin furnaces and the conversion of the furnaces to oil.
1956

1954
Investment in a new fine iron & wire mill.
1954

1952
Commissioning of the company's own hydroelectric power plant, consumption at that time 2.5 million kWh for 0.8 - 0.10 “Deutsche Mark” / kWh.
1952
1951-1952
Construction of 73 company apartments under the Zeller family.
1951-1952
1945
Construction of a Siemens-Martin furnace as the foundation for in-house steel production.
1945

1924
The plant in Hammerau is taken over by the Zeller family and renamed "ANNAHÜTTE." It becomes an armament factory during World War II.
1924

1906
German economic crisis: The plants in Hammerau and Käferham are sold to the Princely Hohenzollern Ironworks Administration Laucherthal-Sigmaringen.
1906

1866
Industrial Revolution: Modernization and expansion of the ironworks in Hammerau with a new sheet rolling mill, later also equipped with a peat-heated cast welding furnace.
1866

1600
Increased production of war materials in light of the growing threat of war in Central Europe.
1600

1550
Production of metal sheets, weapons, nails, screws and wire. Lively trade relations with Munich and Augsburg.
1550

1537
Permission granted by the Salzburg Royal Archbishop Matthäus Lang von Wellenburg to mine and process iron.
1537