The High-Speed Deformation Behavior of High-Strength Lightweight Al-Li Alloy Sheets

  • Ali Abd El-Aty
  • , Shi Hong Zhang
  • , Xunzhong Guo
  • , Yong Xu
  • , Ma Yan
  • , Dayoung Chen
  • , Jie Tao

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Scopus citations

Abstract

Since high-strength lightweight Al-Li alloys gained much attention recently, investigating the dynamic behavior of high-strength lightweight AA2060-T8 sheets is crucial because of their outstanding mechanical properties. Thus, uniaxial tensile tests were performed under high strain rate conditions using universal testing machines and split Hopkinson tensile bars. The ductility of AA2060-T8 sheets was improved under HSR deformation because of the adiabatic softening with increasing strain rate and the inertia effect, which may diffuse necking, slow down the necking development, and delay the onset of fracture. The present study results can efficiently develop a new manufacturing route based on impact hydroforming technology (IHF) to manufacture sound thin-walled-complex shape components from high-strength lightweight Al-Li alloy sheets at room temperature.

Original languageEnglish
Title of host publicationForming the Future - Proceedings of the 13th International Conference on the Technology of Plasticity
EditorsGlenn Daehn, Jian Cao, Brad Kinsey, Erman Tekkaya, Anupam Vivek, Yoshinori Yoshida
PublisherSpringer Science and Business Media Deutschland GmbH
Pages1231-1243
Number of pages13
ISBN (Print)9783030753801
DOIs
StatePublished - 2021
Externally publishedYes
Event13th International Conference on the Technology of Plasticity, ICTP 2021 - Virtual, Online
Duration: 25 Jul 202130 Jul 2021

Publication series

NameMinerals, Metals and Materials Series
ISSN (Print)2367-1181
ISSN (Electronic)2367-1696

Conference

Conference13th International Conference on the Technology of Plasticity, ICTP 2021
CityVirtual, Online
Period25/07/2130/07/21

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 9 - Industry, Innovation, and Infrastructure
    SDG 9 Industry, Innovation, and Infrastructure

Keywords

  • AA2060-T8
  • Al-Li alloys
  • High-speed deformation
  • Impact hydroforming

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