GH984G合金在700 ℃水蒸气中的氧化行为

王常帅,郭莉莉,唐丽英,周荣灿,郭建亭,周兰章

Oxidation Behavior of GH984G Alloy in Steam at 700 ℃

Changshuai WANG,Lili GUO,Liying TANG,Rongcan ZHOU,Jianting GUO,Lanzhang ZHOU

表1 GH984G合金在700 ℃蒸汽条件下氧化不同时间后氧化层表面成分EDS分析

Table 1 EDS analyses of chemical compositions of the surface oxidation of GH984G alloy after oxidation at 700 ℃ for different time

t / h O Fe Cr Ni Ti Al Mo 100 20.3 16.8 33.8 25.5 1.5 0.5 1.6 300 26.6 7.5 47.6 12.6 4.5 0.3 0.9 500 30.9 3.7 57.1 3.5 3.9 0.2 0.7 1000 29.6 2.1 60.7 3.0 3.9 0.2 0.5 1600 29.1 1.2 63.4 2.6 3.2 0.1 0.4 2000 25.8 1.3 67.8 1.7 3.1 0.2 0.1