热挤压对Al2O3p/6061铝基复合材料拉伸性能及组织的影响
Materials for Mechanical Engineering（2007）
Abstract
采用挤压铸造法制备了体积分数为30%的Al2O3p/6061铝基复合材料,进行了挤压比为10:1的热挤压,对铸态和挤压态复合材料进行了常温拉伸试验,用光学显微镜和透射电镜对变形前后的显微组织进行了观察.结果表明:热挤压改善了材料的组织,提高了材料的力学性能.
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Key words
hot extrusion,Al_2O_(3p)/6061 composite,microstructure,mechanical properties
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