Additive Manufacturing in Construction
AMC TRR 277

Research Summary Report A07

Wire and Arc Additive Manufacturing (WAAM) of Complex Individualized Steel Components

[29.01.2021]

Unglaub, Julian, Associate Researcher, Institute of Steel Structures

Jahns, Hendrik, PhD Researcher, Institute of Steel Structures

Thiele, Klaus, Project Leader, Institute of Steel Structures

 

Project A07 investigates structural design, WAAM methods and component testing of complex, large-scale, individualized steel components. The objective is to connect conventionally manufactured steel components and semi-finished products with additively manufactured, complex steel components The Institute of Steel Structures develops a novel test method based on fill field strain data.

This test method considers potentially anisotropic component behaviour, surface topographies, geometric irregularities and residual stresses in addition to the relevant material properties.

 

Fig 1: Tension specimen with combined extensometer and DIC measurement / Credit: Institut für Stahlbau, TU Braunschweig

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