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The corrosion of Fe-15wt% Y and of pure Y and Fe in H-2-H2S mixtures under 10(-8) atm S-2 at 600-800 degrees C

文献类型:期刊论文

作者Niu, Y; Gesmundo, F; Zeng, C; Wu, W; Viani, F; Rizzo, F
刊名HIGH TEMPERATURE CORROSION AND PROTECTION OF MATERIALS 4, PTS 1 AND 2
出版日期1997
卷号251-2页码:97-104
关键词iron-yttrium alloys high temperature sulfidation
ISSN号0255-5476
通讯作者Niu, Y()
英文摘要The corrosion of Fe-15 wt% Y alloy in H-2-H2S under 10(-8) atm S-2 was studied at 600-800 degrees C with the aim of improving the sulfidation resistance of pure Fe, The corrosion rate of the alloy tends to become parabolic after an initial non-parabolic period and is intermediate between those of the two pure metals. Thus, Y is not as beneficial as expected, since the alloy corrodes still much faster than pure Y, even though more slowly than pure Fe, At all temperatures the alloy forms an external FeS layer, beneath which a complex mixed region containing FeS and the yttrium oxysulfide is also present, through which iron can diffuse outwards to form the external layer, At 700 and 800 degrees C an innermost layer of iron metal and yttrium oxysulfide is also observed, Thus, the addition of 15 wt% Y is not sufficient to prevent the sulfidation of iron.
WOS研究方向Materials Science
语种英语
WOS记录号WOS:000071768900011
出版者TRANSTEC PUBLICATIONS LTD
源URL[http://ir.imr.ac.cn/handle/321006/107494]  
专题金属研究所_中国科学院金属研究所
通讯作者Niu, Y
作者单位1.Acad Sinica, State Key Lab Corros, Inst Corros & Protect Met, Shenyang 110015, Peoples R China
2.Univ Genoa, Fac Ingn, Ist Chim, Fiera del Mare, I-16129 Genoa, Italy
3.Pontificia Univ Catolica Rio de Janeiro, Dept Ciencia Mat & Met, BR-22453900 Rio De Janeiro, Brazil
推荐引用方式
GB/T 7714
Niu, Y,Gesmundo, F,Zeng, C,et al. The corrosion of Fe-15wt% Y and of pure Y and Fe in H-2-H2S mixtures under 10(-8) atm S-2 at 600-800 degrees C[J]. HIGH TEMPERATURE CORROSION AND PROTECTION OF MATERIALS 4, PTS 1 AND 2,1997,251-2:97-104.
APA Niu, Y,Gesmundo, F,Zeng, C,Wu, W,Viani, F,&Rizzo, F.(1997).The corrosion of Fe-15wt% Y and of pure Y and Fe in H-2-H2S mixtures under 10(-8) atm S-2 at 600-800 degrees C.HIGH TEMPERATURE CORROSION AND PROTECTION OF MATERIALS 4, PTS 1 AND 2,251-2,97-104.
MLA Niu, Y,et al."The corrosion of Fe-15wt% Y and of pure Y and Fe in H-2-H2S mixtures under 10(-8) atm S-2 at 600-800 degrees C".HIGH TEMPERATURE CORROSION AND PROTECTION OF MATERIALS 4, PTS 1 AND 2 251-2(1997):97-104.

入库方式: OAI收割

来源:金属研究所

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