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Abstract:
从长程堆垛有序(LPSO)结构相和β'析出相的尺寸参数和体积分数角度,研究Mg-10Gd-1Er-1Zn-0.6Zr(质量分数,%)合金在不同热处理条件下的组织演变和强化机制。结果表明,经固溶处理后合金中形成两种不同形貌的LPSO相,且LPSO相的形貌及尺寸随固溶条件发生变化,而其体积分数随固溶温度的升高逐渐减小。LPSO相体积分数的减小有利于时效过程中β'析出相的增加。经(500℃,12 h)+(200℃,114 h)处理后,合金的室温抗拉强度、屈服强度和伸长率分别达352 MPa、271 MPa和3.5%。β'相较LPSO相更利于合金屈服强度的提高,因此,f_(LPSO)/f_(β')值降...
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Transactions of Nonferrous Metals Society of China
Year: 2020
Issue: 03
Volume: 30
Page: 635-646
4 . 5 0 0
JCR@2022
ESI Discipline: MATERIALS SCIENCE;
ESI HC Threshold:169
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 1