MICROSTRUCTURAL STUDIES OF FRICTION STIR WELDED AZ31 MAGNESIUM ALLOY

来源 :金属学报:英文版 | 被引量 : 0次 | 上传用户:qq3743
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
Friction stir welding achieves the weld in solid phase by locally introducing frictional heating and plastic flow arising from rotation of the welding tool, which results in changes in the local microstructure of magnesium alloy. The purpose in the paper
其他文献
【正】 一、职业的含义及其对个体的作用职业,是指个体通过参与社会分工,利用专门的知识和技能,为社会创造物质财富和精神财富,获取合理报酬作为物质生活来源,并满足精神需求
Polyaniline films were successfully synthesized on zinc-electroplated steel sheets in sodium has been studied in this paper using different electrochemical tech
【正】 MBO起源于美国。MBO是Management Buy-out的英文缩写。MBO的含义是:公司的管理层利用借贷所融资本或股权交换及其他产权交易手段收购本公司,达到重组本公司,并获得预
【正】内部审计是在一个组织内部建立的一种独立的评价活动.并作为对该组织的活动进行审查和评价的一种服务。内部审计对企业管理起制约、防护、监督、促进和参谋作用。内部审
习题课在中学数学教学中是一个非常重要的环节,通过对习题的练习、讲解,不仅可以让学生对数学知识形成实践迁移,还可以让其对解题方法形成了解掌握.本文首先就中学数学习题课存在
Mg-Ni thin films for nickel-metal hydride (Ni-MH) battery negative electrode were prepared on three different substrates by using magnetron sputtering with comp
Based on the analysis and processing on relative empirical formula and data, C-values in Larson-Miller (P) expression, P = T(C + lgt), have determined for pearl
Based on the theories of the heat transfer, the principle of phase transformation and the theory of electric and magnetic field, the mathematical model of trans
Two carboxylation processes were carried out to modify multi-walled carbon nanotube bundles (m-MWNTs). The results showed that both of the m-MWNTs could be high