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Author:

李文斌 (李文斌.) | 苏学宽 (苏学宽.)

Indexed by:

CQVIP PKU

Abstract:

利用Gleebble-3500热模拟机对Al-10Zn-1.9Mg-1.7Cu-0.12Zr高锌铝合金进行热压缩变形试验,获得该合金在不同变形温度和应变速率条件下的流变应力本构方程.结果表明:Al-10Zn-1.9Mg-1.7Cu-0.12Zr高锌铝合金的高温流变行为可用包含Arrhenius项的Zener-Hollomon参数来描述,在获得的流变应力本构方程中A、α和n值分别为4.0934×1016 s-1、0.01145 MPa-1和5.961;其热变激活能为221 569.977 J/mol.

Keyword:

流变应力 本构方程 高锌铝合金 热压缩变形

Author Community:

  • [ 1 ] [李文斌]北京工业大学
  • [ 2 ] [苏学宽]北京工业大学

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Source :

轻合金加工技术

ISSN: 1007-7235

Year: 2015

Issue: 1

Volume: 43

Page: 63-68

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 4

Chinese Cited Count:

30 Days PV: 0

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