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Mg-4Zn-2Al-2Sn合金动态再结晶行为动力学数值模拟(英文)
赵东清; 杨院生; 周吉学; 刘玉; 唐守秋
2018-02-08
Source PublicationTransactions of Nonferrous Metals Society of China
Issue02Pages:340-347
Abstract利用Gleeble 3800热模拟试验机研究ZAT422合金在变形温度为498~648 K、应变速率为0.01~5 s~(-1)、压下量为60%的热变形行为。基于Arrhenius方程和Avramit方程对该合金流变行为进行分析,得到变形激活能为155.652 k J/mol,并构建该合金的本构方程和动态再结晶模型。组织观察表明:变形温度低至498 K,真应变为0.9163时,合金发生不完全动态再结晶;温度升高至648 K时,较低的应变速率易导致部分晶粒的异常长大。
description.department齐鲁工业大学(山东省科学院)新材料研究所山东省轻质高强金属材料重点实验室 ; 中国科学院金属研究所 ; 齐鲁工业大学(山东省科学院)新材料研究所山东省汽车轻量化镁合金材料工程技术研究中心
KeywordMg-4zn-2al-2sn合金 热变形 流变应力 动态再结晶
Funding OrganizationProject(2016YFB0301105)supported by the National Key Research and Development Plan,China;; Project(ZR2015YL007)supported by the Natural Science Foundation of Shandong Province,China;Project(ZR2015EQ019)supported by the Natural Science Foundation of Shandong Province,China
Document Type期刊论文
Identifierhttp://ir.imr.ac.cn/handle/321006/79255
Collection中国科学院金属研究所
Corresponding Author赵东清
Recommended Citation
GB/T 7714
赵东清,杨院生,周吉学,等. Mg-4Zn-2Al-2Sn合金动态再结晶行为动力学数值模拟(英文)[J]. Transactions of Nonferrous Metals Society of China,2018(02):340-347.
APA 赵东清,杨院生,周吉学,刘玉,&唐守秋.(2018).Mg-4Zn-2Al-2Sn合金动态再结晶行为动力学数值模拟(英文).Transactions of Nonferrous Metals Society of China(02),340-347.
MLA 赵东清,et al."Mg-4Zn-2Al-2Sn合金动态再结晶行为动力学数值模拟(英文)".Transactions of Nonferrous Metals Society of China .02(2018):340-347.
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