添加Ti对Fe22Cr5Al3Mo合金在500℃过热蒸汽中腐蚀行为的影响

孙蓉蓉, 姚美意, 林晓冬, 张文怀, 仇云龙, 胡丽娟, 谢耀平, 杨健, 董建新, 成国光

Effect of Ti on the Corrosion Behavior of Fe22Cr5Al3Mo Alloy in 500oC Superheated Steam

SUN Rongrong, YAO Meiyi, LIN Xiaodong, ZHANG Wenhuai, QIU Yunlong, HU Lijuan, XIE Yaoping, YANG Jian, DONG Jianxin, CHENG Guoguang

表7 0Ti、0.5Ti和1.0Ti合金在500℃、10.3 MPa过热蒸汽中腐蚀3、500和1000 h时Cr氧化物膜厚度/氧化膜总厚度的比值

Table 7 Ratios of chromium oxide film thickness to total oxide film thickness for the 0Ti, 0.5Ti, and 1.0Ti alloys corroded in 500oC and 10.3 MPa super-heated steam for 3 h, 500 h, and 1000 h

Time / h 0Ti 0.5Ti 1.0Ti 3 ~0 0.133 0.083 500 0.067 0.361 0.283 1000 0.09 0.348 0.176