Severe plastic deformation techniques for bulk ultra-fine-grained materials

Chengpeng Wang, Fuguo Li, Bo Chen, Zhanwei Yuan, Hongya Lu

Research output: Contribution to journalArticlepeer-review

35 Scopus citations

Abstract

Ultrafine-grained (UFG) metal materials processed by severe plastic deformation (SPD) have attracted the great interest. This overview introduces some attractive SPD techniques. Special attention is paid to two new deformation techniques named Elliptical Cross-section Spiral Channel Extrusion with Equal-area (ECSEE) and Elliptical Cross-section Spiral Channel Drawing with Equal-area (ECSDE). The mechanism and microstructure transformation characteristics of materials in SPD, current problems and ongoing research are also discussed in detail.

Original languageEnglish
Pages (from-to)941-946
Number of pages6
JournalXiyou Jinshu Cailiao Yu Gongcheng/Rare Metal Materials and Engineering
Volume41
Issue number6
DOIs
StatePublished - Jun 2012

Keywords

  • High-angle grain boundary
  • Severe plastic deformation
  • Ultrafine-grain

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