EvolutionofmicrostructuresandtexturesinAZ80alloydeformedbymultipasshotrolling
EvolutionofmicrostructuresandtexturesinAZ80alloydeformedbymultipasshotrolling.pdf
HomogenizedAZ80alloysweresubjectedtomulti-passhotrollingwithasmallthicknessreductionperpass,andthetotalreductionratioswere40%,50%,60%and70%,respectively.Microstructure,textureandmechanicalpropertiesoftheplateshavebeeninvestigated.Theresultsindicatethatthedeformationtwinsarepromotedduringsmallthicknessreductionrollingprocess,andthetwinboundariessubdividethedeformedgrainsintopieces.Thegrainsaregraduallyrefinedwiththetransformationoftwinboundariesintograinboundaries.Alelementsenrichatthetwinboundariestoformbandedenrichedareas,andtheAl-contentintheenrichedareaisincreasedwiththeincreasingofdeformationuntilsomegranularβ-Mg17Al12phasesprecipitate.Furthermore,theas-rolledspecimensexhibit(0001)//NDbasaltexture,andthetextureischangedfromasinglepeaktodoublepeakswiththeincreasingofdeformation.Tensiletestsindicatethatthemechanicalpropertiesintransversedirection(TD)arehigherthanthatinrollingdirection(RD)foreachas-rolledspecimenduetotheformationoftexture.
作者：NanJiangLing-gangMengLeiChenCan-fengFangXing-guoZhangHaiHao
作者单位：SchoolofMaterialsScienceandEngineering,DalianUniversityofTechnology,Dalian,116024,China,PR
母体文献：第三届全国有色金属结构材料制备/加工及应用技术交流会论文集
会议名称：第三届全国有色金属结构材料制备/加工及应用技术交流会
会议时间：2017年3月29日
会议地点：广州
主办单位：中国有色金属学会,广东省科学院
语种：chi
分类号：
关键词：AZ80alloyMulti-passrollingMicrostructureTextureMechanicalproperties
在线出版日期：2017年12月8日
基金项目：
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