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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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钛合金高温形变强韧化机理
, PP. 45-48
Keywords: 高温形变,强韧化机理
Abstract:
详细研究并讨论了钛合金高温形变强韧化机理.结果表明,三态组织中少量等轴α相与基体β相没有固定的位向关系,位错容易找到可开动的滑移面,对变形起着协调作用,因而合金具有较高的塑性；大量网篮交织的条状α,不仅增加了相界面,提高了合金的强度与抗蠕变能力,而且不断改变裂纹扩展方向,导致裂纹路径曲线、分枝多,断裂韧性好.新的变形理论适用于α,近α,（α＋β）和近β型钛合金.
| [1] | OkadaM．In:FroesFH,CaplanILeds．,Titanium’92,ScienceandTechnology,SanDiego,California,TMS,1992:1551[2]CroanLS,RizitanoFJ．WALReport401//268,WatertownArsendLaboratories,Watertown,Mas,1958[3]ZhouYG．ActaMetalSin,1980;16:302(周义刚．金属学报,1980;16:302)[4]ShegarevAS,GlyaooevAP．ResearchonHigh-StrengthAloysandRefinedGrain．Moscow:AcademyofSciencePres,1963:142ГуляевАП,ШигаревАС．Иссле-дованияповысокопрочнымспла-ваминитевиднымкристаллам．Моснва:Изд-воАНСССР,1963:142)[5]FentimanWP,GooseyRE．In:JafeRI,PromiselNEeds．,TheScienceTechnologyandApplicationofTitanium．London:PergamonPres,1970:987[6]WangJY,GeZM,ZhouYB．TitaniumAloyinAviationIndustry．Shanghai:ShanghaiSciencePres,1985:221(王金友,葛志明,周彦邦．航空用钛合金．上海:上海科学技术出版社,1985:221)[7]HenningHJ．DMICReportS-24,DefenseMetalsInformationCenter,BateleMemorialInstitute,1968[8]ZhouYG,ZhangBC．ActaAeronauticaAstronauticaSinica,1989;10(1):A64(周义刚,张宝昌．航空学报,1989;10(1):A64)[9]ZhouY,ZhouYG,YuHQ．ActaMetalSin,1992;28:A132(周煜,周义刚,俞汉清．金属学报,1992;28:A132)[10]TerlindeG,LuetjeringG．MetalTrans,1982;13A:1283[11]ZhouYG,ZengWD,YuHQ．MaterSciEng,1996;A221:58[12]TobinA．AD-A007427,1975[13]MinomiM,KobayashiT．ISIJInt,1991;31:848
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