SHEAR BANDS AND MICROSTRUCTURE OF AL SINGLE-CRYSTALS DURING ROLLING

被引:30
作者
MORII, K [1 ]
NAKAYAMA, Y [1 ]
机构
[1] UNIV OSAKA PREFECTURE,COLL ENGN,SAKAI,OSAKA 591,JAPAN
来源
SCRIPTA METALLURGICA | 1985年 / 19卷 / 02期
关键词
ALUMINUM METALLOGRAPHY - Lattice Defects;
D O I
10.1016/0036-9748(85)90179-6
中图分类号
TF [冶金工业];
学科分类号
0806 ;
摘要
Shear band formation has been observed in (211) left bracket 1 OVER BAR 11 right bracket single crystals of high purity aluminum rolled at 77K. Lamellae of dislocation walls (or microbands) occurred in crystals nearly parallel to one of the active slip planes prior to shear banding. Such microstructures were not observed after rolling at room temperature. The development of microbands is correlated with reduction in dynamic recovery during deformation.
引用
收藏
页码:185 / 188
页数:4
相关论文
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