Transformation mechanism of carbides and their effect on the stress rupture property were investigated in a Ni-base single crystal superalloy with microcontent of carbon.

研究了一种含微量(0.015%)碳镍基单晶高温合金在和持久过程中碳化物演化机以及各种碳化物对合金持久性响。

By means of stereomicroscopy and scanning electronic microscopy(SEM),the fracture mode and mechanism of the broken K18 superalloy cast blade in a supercharger turbo were investigated.

采用体视显微镜、扫描电镜等分析手段对K18合金增压器涡轮铸造叶片断裂形貌与断裂机等进行了分析。