Nb对Fe22Cr5Al3Mo合金显微组织和耐腐蚀性能的影响
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钱月 1,孙蓉蓉 1,张文怀 1,姚美意 1( ),张金龙 1,周邦新 1,仇云龙 2,杨健 3,成国光 4,董建新 5
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Effect of Nb on Microstructure and Corrosion Resistance of Fe22Cr5Al3Mo Alloy
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QIAN Yue 1,SUN Rongrong 1,ZHANG Wenhuai 1,YAO Meiyi 1( ),ZHANG Jinlong 1,ZHOU Bangxin 1,QIU Yunlong 2,YANG Jian 3,CHENG Guoguang 4,DONG Jianxin 5
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图4. Fe22Cr5Al3Mo-xNb合金在500 ℃、10.3 MPa过热蒸汽中的腐蚀增重曲线和腐蚀增重与Nb含量的关系
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Fig.4. Mass gain curves of Fe22Cr5Al3Mo-xNb alloys corroded in 500 ℃, 10.3 MPa superheated steam (a), and the relationship between corrosion mass gain after 1000 h exposure and Nb content (b) |
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