Quantifying the synergetic strengthening in gradient material

Y.F. Wang, C.X. Huang*, M.S. Wang, Y.S. Li*, Y.T. Zhu

*Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

111 Citations (Scopus)

Abstract

Synergetic strengthening in heterostructures is a new strengthening mechanism for metals. Here, a simple procedure based on the relationship between hardness increment and yield strength increment of corresponding homogeneous counterparts is proposed to quantitatively predict the synergetic strengthening effect in gradient-structured Cu-30 wt%Zn. The synergetic strengthening among incompatible domains accounts for >33% of yield strength. The gradient structure with higher volume fraction of gradient domains exhibits higher synergetic strengthening. These results provide a new method for evaluating synergetic strengthening in heterostructured materials.
Original languageEnglish
Pages (from-to)22-25
JournalScripta Materialia
Volume150
Online published20 Mar 2018
DOIs
Publication statusPublished - Jun 2018
Externally publishedYes

Research Keywords

  • Gradient structure
  • Hardness
  • Synergetic strengthening
  • Yield strength

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