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1、畢業(yè)設(shè)計（論文）畢業(yè)設(shè)計報告（論文）(2012屆)題目：6061鋁的焊接性及焊接工藝研究16畢業(yè)設(shè)計（論文）摘要隨著科技的進步、經(jīng)濟的發(fā)展以及航空、航天、裝備工業(yè)的需要和人民生活水平的提高對鋁合金在高強，高韌、高模、耐磨、耐蝕、耐疲勞、耐高溫、耐低溫、耐輻射、防火、防爆、易切割、易拋光、可表面處理、可焊接和超輕等方面有著更多的特性專項和綜臺性能的要求。此時，發(fā)現(xiàn)鋁合金焊接時常見的缺陷和預(yù)防措施就成了一件至關(guān)重要的事情。本文主要通過了解鋁合金的發(fā)展史、6061鋁合金的力學性能、6061鋁合金的化學成
2、分和6061鋁合金在生產(chǎn)中的應(yīng)用，分析6061鋁合金焊接性及焊接工藝研究，從中發(fā)現(xiàn)鋁合金在焊接過程中存在的缺陷及預(yù)防措施，為以后制定鋁合金焊接工藝提供依據(jù)。關(guān)鍵詞:6061鋁焊接性焊接工藝AbstractWiththeprogressofscienceandtechnology,thedevelopmentofeconomyandtheaviation,aerospace,industrialequipmentneedsandimprovethelivingstandardsofthepeople
3、onaluminumalloyinhighstrength,hightoughness,highmodulus,wearandcorrosionresistance,fatigueresistance,hightemperatureresistant,lowtemperatureresistant,radiationresistant,fireprevention,explosion-proof,easycutting,polishing,surfacetreatment,weldabilitya
4、ndultralighthasmorecharacteristicsofspecialandcomprehensiveperformancerequirements.Atthistime,foundinaluminumalloyweldingcommondefectsandpreventionmeasureshavebecomeaimportantthings.Thispaperthroughtheunderstandingofthehistoryofthedevelopmentofaluminu
5、malloy,themechanicalpropertiesof6061aluminumalloy,6061aluminumalloychemicalcompositionand6061aluminumalloyapplicationinproduction,fromtheanalysisof6061aluminumalloyweldingandweldingtechnology,foundfromthealuminumalloyintheprocessofweldingdefectsandpre
6、ventivemeasures,inordertoaftermakingaluminumalloyweldingprocessprovidesabasis.Keyword:6061aluminumweidabilityweldingprocess16畢業(yè)設(shè)計（論文）目錄1緒論.................................................................................................................
7、......................42鋁合金的發(fā)展史...................................................................................................................52.1鋁合金的進展...............................................................................................
8、.................52.2鋁合金的新進展............................................................................................................53材料介紹.....................................................................................................
