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Materials Science and Technology· 2015Q2

Wire + Arc Additive Manufacturing

Stewart Williams, Filomeno Martina, Adrian Addison, Jialuo Ding et al.

Short summary

Wire + Arc Additive Manufacturing (WAAM) enables the deposition of large metal components (>10 kg) like titanium, aluminum, and steel, offering high deposition rates and lower costs compared to traditional methods.

AI-generated from the title and abstract; the full text is not read.

Key points

  • WAAM can deposit large metal components (>10 kg) using titanium, aluminum, and steel.
  • The technology utilizes arc welding tools and wire feedstock for additive manufacturing.
  • Key advantages include high deposition rates, low material/equipment costs, and good structural integrity.
  • WAAM is suitable for replacing traditional manufacturing of low to medium complexity parts from solid billets or forgings.

AI-generated from the title and abstract; the full text is not read.

Abstract

Depositing large components (>10 kg) in titanium, aluminium, steel and other metals is possible using Wire + Arc Additive Manufacturing. This technology adopts arc welding tools and wire as feedstock for additive manufacturing purposes. High deposition rates, low material and equipment costs, and good structural integrity make Wire+Arc Additive Manufacturing a suitable candidate for replacing the current method of manufacturing from solid billets or large forgings, especially with regards to low and medium complexity parts. A variety of components have been successfully manufactured with this process, including Ti–6Al–4V spars and landing gear assemblies, aluminium wing ribs, steel wind tunnel models and cones. Strategies on how to manage residual stress, improve mechanical properties and eliminate defects such as porosity are suggested. Finally, the benefits of non-destructive testing, online monitoring and in situ machining are discussed.

The authors' abstract, as published at the source. Materials Science and Technology, 2015 · DOI ↗

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Field: Mechanical Engineering

Mechanical EngineeringEngineering