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1、毕业设计（论文）毕业设计报告（论文）(2012届)题目：6061铝的焊接性及焊接工艺研究16毕业设计（论文）摘要随着科技的进步、经济的发展以及航空、航天、装备工业的需要和人民生活水平的提高对铝合金在高强，高韧、高模、耐磨、耐蚀、耐疲劳、耐高温、耐低温、耐辐射、防火、防爆、易切割、易抛光、可表面处理、可焊接和超轻等方面有着更多的特性专项和综台性能的要求。此时，发现铝合金焊接时常见的缺陷和预防措施就成了一件至关重要的事情。本文主要通过了解铝合金的发展史、6061铝合金的力学性能、6061铝合金的化学成
2、分和6061铝合金在生产中的应用，分析6061铝合金焊接性及焊接工艺研究，从中发现铝合金在焊接过程中存在的缺陷及预防措施，为以后制定铝合金焊接工艺提供依据。关键词:6061铝焊接性焊接工艺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毕业设计（论文）目录1绪论.................................................................................................................
7、......................42铝合金的发展史...................................................................................................................52.1铝合金的进展...............................................................................................
8、.................52.2铝合金的新进展............................................................................................................53材料介绍.....................................................................................................
