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Author:

周志明 (周志明.) | 唐丽文 (唐丽文.) | 陈元芳 (陈元芳.) | 王亚平 (王亚平.)

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Abstract:

研究了氩气保护熔炼和单辊旋铸Cu_(71)Cr_(29)合金的显微组织和性能.结果表明,氩气保护熔炼Cu_(71)Cr_(29)合金的显微组织主要以初生的富Cr枝晶形式存在于Cu基体中,而单辊旋铸Cu_(71)Cr_(29)合金的显微组织呈现出球状富Cr相,且富Cr球的大小随着条带厚度的变化而变化,靠近自由面的富Cr球直径比接触面要大,分析表明合金快速凝固过程中发生了亚稳态的液相分离.与氩气保护熔炼Cu_(71)Cr_(29)合金相比,单辊旋铸Cu_(71)Cr_(29)合金的显微硬度增加了100%,主要是由于固溶度增加和晶粒细小的缘故.

Keyword:

Cu_(71)Cr_(29)合金 快速凝固 显微组织 液相分离

Author Community:

  • [ 1 ] [陈元芳]重庆理工大学
  • [ 2 ] [唐丽文]重庆理工大学
  • [ 3 ] [王亚平]西安交通大学
  • [ 4 ] [周志明]重庆理工大学

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Source :

热加工工艺

ISSN: 1001-3814

Year: 2009

Issue: 23

Page: 33-35

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 19

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