镍基高温合金K417G与氧化物耐火材料的界面反应

宋庆忠, 潜坤, 舒磊, 陈波, 马颖澈, 刘奎

Interfacial Reaction Between Nickel-Based Superalloy K417G and Oxide Refractories

SONG Qingzhong, QIAN Kun, SHU Lei, CHEN Bo, MA Yingche, LIU Kui

表9 熔炼后K417G合金内杂质元素含量 (atomic fraction / %)

Table 9 Impurity element contents of nickel-based superalloy K417G after melting

Crucible O Al Ca Mg Zr Y Al2O3 0.0135 5.25 - - - - CaO 0.0006 - 0.0010 - - - MgO 0.0034 - - 0.0090 - - Y-PSZ 0.0008 - - - 0.068 < 0.0010 CSZ 0.0011 - 0.0008 - 1.760 - Y2O3 0.0007 - - - - 0.0150