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金属学报(英文版) 1998
STEADY-STATE CREEP OF UNIDIRECTIONAL C/C COMPOSITE WITH PYROLYTIC CARBON MATRIXKeywords: 1-D-C/C,steady-state creep,thermal activation Abstract: 1.IntroductionWhenstructuralcomponentsworkatelevatedtemperature,thenatureofthematerialvarieswiththechangeoftemperature,andthestressmayberedistributedduetotheeffectofthetemperature-timehistory.Engineeringdesignofstructuralcomponentsforhightemperatureapplicationscanbeseverelyrestrictedbythecreeppropertiesofthematerialsinuse.Theapplicationofcarbon/carbon(C/C)compositesintheaircraftgasturbineforlongtimeserviceathighoperatingtemperatureisamainresearchtrendrecentlylllZI.Besidesthesolutiontotheprob…
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