INSITU STUDY ON THE FATIGUE PROCESS OF METALS BY HVEM

被引:8
作者
YAMAMOTO, A [1 ]
SAKA, H [1 ]
IMURA, T [1 ]
机构
[1] UNIV OXFORD,DEPT MET & SCI MAT,OXFORD OX1 3PH,ENGLAND
来源
KRISTALL UND TECHNIK-CRYSTAL RESEARCH AND TECHNOLOGY | 1979年 / 14卷 / 10期
关键词
D O I
10.1002/crat.19790141019
中图分类号
O7 [晶体学];
学科分类号
0702 ; 070205 ; 0703 ; 080501 ;
摘要
In‐situ fatigue test on pre‐fatigued aluminum single crystals and also in‐situ tensile test of pre‐fatigued copper‐2 at.% aluminum alloy single crystals were carried out in an HVEM. In the Al crystals, forward and backward motion of dislocations, change of cell structures, formation of voids and crack propagation were directly observed in‐situ by an HVEM under alternating stress. In the Cu‐Al crystals, it was observed that slip occurred only in the part of the persistent slip bands during in‐situ tensile deformation in an HVEM. Copyright © 1979 WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim
引用
收藏
页码:1275 / 1281
页数:7
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