锆刚玉莫来石-氮化硼系复合材料的热疲劳性能

Thermal Fatigue Resistance of Zirconia-corundum-mullite/Boron Nitride System Composites

摘要: 在强制对流的条件下,研究了锆刚玉莫来石-氮化硼复合材料的热疲劳行为,给出了亚临界裂纹扩展的激活能和应力强度因子指数。

Abstract: On condition of forced convection,the thermal fatigue behaviour of zirconiacorundum-mullite/boron nitride system composites are studied.The activation energy for subcritical crack growth and the stress intensity exponent are calculated.