Messer has supplied welding gases to a unique research project involving the construction of a bridge using the Wire Arc Additive Manufactuting (WAAM) 3D printing process.
Carried out by the Institute of Steel Construction and Mechanics of Materials at Technische Universität (Technical University) Darmstadt, the project involved using arc welding to melt a metal wire and build it up layer by layer.
Students erected a three metres long by 1.5 metres wide steel bridge running over water on the university grounds and tested an alternative method for bridge construction.
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