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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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Ti-Al基合金中的Hall-Petch关系及影响因素分析
, PP. 365-368
Keywords: Ti-Al基合金,拉伸性能.显微组织
Abstract:
研究了全层片状组织TiAl基合金的室温拉伸性能与晶团尺寸的关系.TiAl基合金的室温拉伸屈服强度和断裂强度与晶团尺寸成HallPetch关系.当合金中添加替代元素Cr和Nb时,其HallPetch斜率不变而添加间隙元素C和B时,其Hall-Petch斜率增加.Ti-Al基合金的室温延伸率与晶团尺寸不满足Hall-Petch关系.
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