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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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Monel合金高速塑性剪切变形与动态再结晶
, PP. 49-52
Keywords: 高速塑性变形,剪切带,动态再结晶
Abstract:
采用Ｈｏｐｋｉｎｓｏｎ杆加载技术和帽状试样,研究Ｍｏｎｅｌ合金在εｓ≈４．３×１０＾５ｓ＾－１的高应变速率条件下的应力－应变关系及塑性变形行为.实验及计算结果表明,塑性区（简称剪切带）内温度随剪切应变增加呈线性升高.透射电证实剪切带组织发生了动态再结晶,再结晶晶粒约为１７０ｎｍ.分析了剪切带中组织结构的演变过程,讨论了动态再结晶的机制.
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