冷轧工业纯钛的微观组织及力学性能

被引:11
|
作者
蒋建华
丁毅
单爱党
机构
[1] 上海交通大学材料科学与工程学院
关键词
工业纯钛; 强烈塑性变形; 强度; 加工硬化;
D O I
10.19476/j.ysxb.1004.0609.2010.s1.014
中图分类号
TG339 [有色金属轧制];
学科分类号
摘要
通过异步和同步混合方式在室温下轧制TA2工业纯钛,获得的抗拉强度为960 MPa。轧制后材料的微观组织分析表明,经强烈塑性变形后材料仍然具有加工硬化的能力,能够通过变形强化进一步提高其强度。强度提高的主要原因是由于具有较高应变能的材料在进一步塑性变形时可能产生动态回复,从而改变其微观组织形貌。
引用
收藏
页码:58 / 61
页数:4
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