The affiliated group companies ensures a comprehensive supply guarantee regarding the complete value-added chain in production of seamless and welded precision steel tubes and is therewith the basis for the high performance in deliveries and customer satisfaction.

Mannesmannröhren-Werk GmbH
Mannesmannröhren-Werk GmbH

Mannesmannstraße 11
01619 Zeithain, Germany
Phone: +49 35 25 79-0
Pre-material (seamless hollows) for seamless precision steel tubes

Salzgitter Flachstahl GmbH
Salzgitter Flachstahl GmbH

Eisenhüttenstraße 99
38239 Salzgitter, Germany
Phone: +49 5341 21-01

» Salzgitter Flachstahl GmbH
HKM Hüttenwerke Krupp Mannesmann GmbH
HKM Hüttenwerke Krupp Mannesmann GmbH

Ehinger Straße 200
47259 Duisburg, Germany
Phone: +49 203 999-01

» HKM Hüttenwerke Krupp Mannesmann GmbH
Mannesmann Precision Tubes GmbH
Wiesenstrasse 36 · 45473 Mülheim an der Ruhr · Germany

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