Si含量对四元Fe-20Ni-20Cr-ySi合金在900℃下氧化行为的影响

冯抗抗, 任延杰, 吕云蕾, 周梦妮, 陈荐, 牛焱

Effect of Si Content on Oxidation Behavior of Quaternary Fe-20Ni-20Cr- ySi Alloys in Oxygen at 900oC

FENG Kangkang, REN Yanjie, LV Yunlei, ZHOU Mengni, CHEN Jian, NIU Yan

表1 Fe-20Ni-20Cr-ySi (y=0, 1, 3,5, %)合金的设计成分和由ICP光谱技术测得的实际成分

Table 1 Nominal and ICP-OES determined compositions of Fe-20Ni-20Cr-ySi (y = 0, 1, 3, 5, %) alloys

Alloy Nominal composition Measured composition atomic fraction, % mass fraction, % Fe-20Ni-20Cr Fe-19.13Ni-20.89Cr Fe-20.2Ni-19.5Cr Fe-20Ni-20Cr-1Si Fe-18.84Ni-21.26Cr-2.02Si Fe-20.1Ni-20.1Cr-1.0Si Fe-20Ni-20Cr-3Si Fe-18.47Ni-21.78Cr-5.76Si Fe-20.1Ni-21.0Cr-3.0Si Fe-20Ni-20Cr-5Si Fe-17.99Ni-20.41Cr-9.48Si Fe-20.1Ni-19.9Cr-5.0Si