Suppression of LME cracks in Sn bronze-steel system based on multi-material additive manufacturing

Shuo Wang, Chuanbao Chen, Jia Ju, Jian Zhou*, Feng Xue

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

9 Citations (Scopus)

Abstract

The liquid metal embrittlement (LME) cracks caused by the liquid–solid compound process of Sn bronze/steel significantly deteriorate the mechanical properties of the steel layer, especially its ductility. Based on multi-material additive manufacturing, a suppression approach for LME cracks in Sn bronze-steel system was developed by introducing a cupronickel interlayer, and a Sn bronze/cupronickel/steel laminated composite with a braided-like structure was fabricated. The composite possesses a high interlaminar bonding strength, and no LME cracks were found in the steel.

Original languageEnglish
Article number133775
JournalMaterials Letters
Volume335
DOIs
Publication statusPublished - 15 Mar 2023
Externally publishedYes

Keywords

  • Additive manufacturing
  • Bonding performance
  • Interfaces
  • Laminated composites
  • Liquid metal embrittlement

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