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YU Weicheng YUAN Jincai WANG Zhongguang Laboratory of Fatigue and Fracture for Materials , Institute of Metal Research , Academia Sinica , Shenyang , China.
金属学报(英文版)
The fatigue of SiC_p/6061Al composite containing 15 v.-% SiC particles has been compared with 6061Al alloy.Dislocation structure and microprocess of fatigue crack initiation and propagation in the composite have been investigated by using SEM and TEM.The results in- dicate that the fatigue strength ...
关键词: Al-base composite , null , null
于维成 , 袁金才 , 王中光
金属学报
本文测定了用15v.-％SiC颗粒(10和2.5μm)增强的Al基复合材料的疲劳强度,并用SEM和TEM研究了疲劳裂纹形成及扩展与位错结构的相互联系,结果表明:两种尺寸SiC颗粒的复合材料在10~7循环寿命下的疲劳强度都是196MPa,比基体合金提高了25％,低于10~7循环周次寿命时含粗颗粒复合材...
关键词: Al基复合材料 , fatigue , SiC particle
