Borusan Mannesmann to start new Romania steel pipe facility end-2023 - EUROMETAL
Mannesmann Line Pipe | Mannesmann Line Pipe GmbH
Les tuyaux de précoupe pour des utilisations ultérieures, Vallourec & Mannesmann Tubes, Rath factory, Düsseldorf, Rhénanie du Nord-Westphalie Photo Stock - Alamy
Automotive | Mannesmann Stainless Tubes
Mannesmann Stainless Tubes | LinkedIn
Mannesmann signs a partnership agreement with Gemaco - Stainless Steel World