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大块锆基非晶合金Zr_(53.5)Cu_(26.5)Ni_5Al_(12)Ag_3的盐雾腐蚀行为
李云; 徐亮; 祁世杰; 程明; 张士宏
2010-03-15
Source Publication沈阳化工学院学报
Issue1Pages:1-6
Abstract采用铜模吸铸法制备直径为5 mm的Zr53.5Cu26.5Ni5Al12Ag3,用电化学极化曲线方法考察该大块锆基非晶合金及相应的晶态合金在55℃中性盐雾气氛下腐蚀120 h的腐蚀行为,并用金相显微镜、SEM和EDS对腐蚀前后试样的表面形貌和成分进行观察与分析.极化曲线测试结果表明,在55℃中性盐雾气氛下,大块锆基非晶合金比相同成分的晶态合金具有更好的耐盐雾腐蚀性能,腐蚀120 h后,Icorr=9.922×10-7A/cm2,比同条件下的晶态合金小3个数量级.SEM分析表明非晶合金表面没有发生明显的腐蚀,表面保持光洁.EDS分析表明非晶合金腐蚀产物为Al的氧化物,相应的晶态合金表面腐蚀产物为Al和Ni的氧化物.
description.department沈阳化工大学应用化学学院;中国科学院金属研究所;
KeywordZr53.5cu26.5ni5al12ag3非晶合金 极化曲线 盐雾腐蚀金相显微镜
Document Type期刊论文
Identifierhttp://ir.imr.ac.cn/handle/321006/23844
Collection中国科学院金属研究所
Recommended Citation
GB/T 7714
李云,徐亮,祁世杰,等. 大块锆基非晶合金Zr_(53.5)Cu_(26.5)Ni_5Al_(12)Ag_3的盐雾腐蚀行为[J]. 沈阳化工学院学报,2010(1):1-6.
APA 李云,徐亮,祁世杰,程明,&张士宏.(2010).大块锆基非晶合金Zr_(53.5)Cu_(26.5)Ni_5Al_(12)Ag_3的盐雾腐蚀行为.沈阳化工学院学报(1),1-6.
MLA 李云,et al."大块锆基非晶合金Zr_(53.5)Cu_(26.5)Ni_5Al_(12)Ag_3的盐雾腐蚀行为".沈阳化工学院学报 .1(2010):1-6.
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