Al2O320%Ni网状复合材料抗热震性研究.pdf

第37卷第5{IIj 金属学破 V01．37NO5 2 001年5月 ACTAMETALLURGICASINICA Mav2 001 张芳 王介强 辛宁 修稚萌 徐家桢 孙旭东 (东北大学材料与冶金学院．沈阳110004) 摘要 网状复合材料的抗热震日子R’相R””，结果表明，复台材料的抗热震因子亦大于单相A1203陶瓷，与热震实验结果相吻合 关键词A1203陶瓷A120z／20％Ni阐状复合材料，抗热震性 262 A 中图法分类号TB481，TGIl3文献标识码 THERMALSHOCKRESISTANCEOFAN A120a／20％Ni NETWoRKCoMPoSITE zHANG Fang，WANGJieqiang．xlNNing,XIUZhimeng,XUJiazhen,sUNXudong SchoolofMaterialsand 110004 Metallurgy，Northeastern UniversityIShenyang Correspondent：ZHANG received200010J}8．inrevisedfo㈨20010l～10 Maauseript ABSTRACTAn network wasfabricatedhot itsthermal A120：3／20％Ni composite by pressing，and shockresistancewasevaluated an testwithina throughindentation．quench of300 difieFence 900℃The exhibitedmuch thermalshockresistance range eolnposite higher thanthe the monolithicceramicThernialshockresistance A1203 parameters(R’andR””)of A1203 ceramicandthe werecalculated totheirmechanicaland composite physical A120：{／20％Ni according calculatedvalueofthe is thanthatoftile properties．The compositehigher Als03 wellwiththeresultofthermalshock agrees experiment KEYWORDS network shockresistance A1203ceramicjA1203／20％Nicomposite，thermal 陶瓷材料具有耐高温、耐