History

1956
Foundation between Armco Inc., Ohio (USA) and August Thyssen Hütte AG, Duisburg (Germany)
Product range in 1958
Corrugation 152,4 mm x 50,8 mm
Corrugation 67,7 mm x 12,7 mm (notched nestable pipes)
Corrugation 67,7 mm x 12,7 mm (riveted pipes)
LinerPlate
Steel guardrails
Beginning 60ies
Using of Duplex system – plastic coating on hot-dip galvanized surface
1960
Dynamic long-term load test of a corrugated steel pipe arch attended by Prof. Dr.-Ing. K. Klöppel, Technical University Darmstadt
1963
Static load carrying test of a large-scale corrugated steel pipe arch attended by Prof. Dr.-Ing. K.Klöppel and Dr.-Ing. D. Glock, Technical University Darmstadt (Germany)
1966
Implementing of a semi-automatized plastic-coating line
1970
Publication of calculation method Klöppel/Glock
1972
Development / implementing of corrugation 67,7 mm x 12,7 mm as bolted system by the employees Dipl.-Ing. W. Pfäffle and Dipl.-Ing. H. Wenzel
1979
Development / Implementing of corrugation 200mm x 55mm by the employee Dr.-Ing. D. Glock
Beginning 80ies
Armco Inc. becomes sole owner of the company in Dinslaken
1982
ARS 01/82 – German Federal Ministery for Traffic Conditions for the use of corrugated steel pipes / Dimensioning instructions
Mid 80ies
Armco begins to withdraw from the European market and begins to sell his European production plants
1985
M. Hammes, employed at Armco since 1960 and general manager of the plant in Dinslaken and the Armco Trading Company in Cologne, gets the order from headquarters in Ohio to look for a buyer of the plant in Dinslaken
1987
M. Hammes takes over the company in Dinslaken (new company name: Hamco Dinslaken Bausysteme GmbH) and a HelCor production plant in the Netherlands
1987
Development / implementing of corrugation 152,4 mm x 32 mm by the employee Dipl.-Ing. D. Fiss
1993
Sale of the Dutch HelCor production plant
1996
Use of solvent-free plastic coating material after extensive testing period
1997
ARS 20/97 – German Federal Ministery for Traffic Revision: Conditions for the use of corrugated steel pipes / Dimensioning instructions
1998
ARS 12/98 – Addition to ARS 20/97
1999
Implementing of CAD Software including a plate-layout software
1999
Development and seam strength tests of a special MultiPlate bolt connection
Combination of high strength steel and special bolts
Testing at the Technical University Darmstadt (Germany)
2000
Dr.-Ing. D. Glock finishes his career as general manager of Hamco Dinslaken Bausysteme GmbH and retires
2002
Development / implementing of corrugation 152,4 mm x 22 mm by the employees Dipl.-Ing. C. Hammes and Dipl.-Ing. D. Fiss
2003
Implementation of the Eurocode 1 (EC1)
2008 – 2011
TParticipation in the BAST workshop for the elaboration of the ZTV-ING ‘Corrugated Steel Pipes’
2010 – 2011
Modification of Hamco MultiPlate 200 x 55 regarding higher steel quality and more optimal gradation of the plate thickness Testing at the Technical University Darmstadt (Germany)
Product range in 2011
Hamco MultiPlate 200 mm x 55 mm
Hamco MultiPlate152,4 mm x 22 mm
Hamco MultiPlate 67,7 mm x 12,7 mm
Hamco LinerPlate 2-Flansch
Hamco LinerPlate 4-Flansch
Steel guardrails and accessories
SC 380 mm x 140 mm
Finished pipes made of steel and plastic
Geosynthetics
Gabions
Shafts for silage saps
Cisterns
Achenbach metal hoods
Design radiator covers