The fatigue properties of ceramics at hightemperature are studied and evaluating methods and failure criteria for hightemperaturefatigue are proposed.
对陶瓷高温疲劳破坏特性进行了研究，并提出高温疲劳评价方法和破坏准则。
2
The results show that the increase of cyclic frequency would decrease hightemperaturefatigue lifetime of the alloy and result in different deformation mechanism.
结果表明，循环频率的增加会导致合金高温疲劳寿命的下降及不同的变形机制。
3
The results show that the increase of stress range value would result in decreasing the hightemperaturefatigue lifetime of the alloy and the difference of the deformation mechanism.