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金属学报(英文版) 2000
HIGH TEMPERATURE DEFORMATION MECHANISM AND CONSTITUTIVE EQUATION OF Ti-40 BUREN RESISTANT TITANIUM ALLOYKeywords: burn resistant titanium alloy,Ti-40 alloy,deformation mechanism,constitutive equation Abstract: 1.IlltroductionAsacriticalmaterialItitaniumanditsalloyshavebeenwidelyusedinaerospaceindustry.Sincetitaniumpossessesbetterperformancesthanconventionalstmcturalmaterials,suchasstrength--to--weightratio,corrosionresistance,heatresistanceetc.,theapplicationsinlarge--scalefanbladesinaircraftjetenginebecomespossible,andthehighthrustengineandthehighmachntllnberaircraftcanberealized.HoWever,titaniumanditsalloyscanbeignitedandburntundersomespecialconditions.Therequirementofaircraftengineswithmuchhighp…
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