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锻造态316LN不锈钢在模拟压水堆一回路水中的初期氧化行为

DOI: 10.11903/1002.6495.2014.268, PP. 313-320

Keywords: 核电材料,不锈钢,锻造,氧化膜,腐蚀,高温高压水

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Abstract:

利用扫描电镜(SEM)、X射线光电子谱技术(XPS)、和X射线衍射(XRD)技术,分析了国产锻造态316LNSS在加氢高温高压水中浸泡480h后表面氧化膜的形貌和化学成分。结果表明,氧化膜最外层主要分布两种不同尺寸的氧化物颗粒,大尺寸氧化物(~1mm)分布较为稀疏,而小尺寸氧化物(200~300nm)分布非常紧密;锻造态316LNSS表面形成外层富Fe、内层富Cr的双层结构氧化膜,外层氧化膜主要由Fe3O4和少量氢氧化物(Ni(OH)2和CrOOH等)组成,内层氧化膜主要由富Cr尖晶石结构氧化物组成。同时讨论了316LNSS在模拟压水堆一回路水中的氧化机制。

References

[1]  Zinkle S J, Was G S. Materials challenges in nuclear energy [J]. Acta Mater., 2013, 61(3): 735
[2]  韩恩厚. 核电站关键材料在微纳米尺度上的环境损伤行为研究——进展与趋势 [J]. 金属学报, 2011, 47(7): 769
[3]  Wang S, Shoji T, Kawaguchi N. Initiation of environmentally assisted cracking in high-temperature water [J]. Corrosion, 2005, 61(2): 137
[4]  Kim J, Kim D, Suwas S, et al. Grain-size effects on the high-temperature oxidation of modified 304 austenitic stainless steel [J]. Oxid. Met., 2013, 79(3): 239
[5]  Tan L, Sridharan K, Allen T R. The effect of grain boundary engineering on the oxidation behavior of Incoloy alloy 800H in supercritical water [J]. J. Nucl. Mater., 2006, 348(3): 263
[6]  Terachi T, Totsuka N, Yamada T, et al. Influence of dissolved hydrogen on structure of oxide film on Alloy 600 formed in primary water of pressurized water reactors [J]. J. Nucl. Sci. Technol., 2003, 40(7): 509
[7]  Kumai C S, Devine T M. Influence of oxygen concentration of 288 ℃ water and alloy composition on the films formed on Fe-Ni-Cr alloys [J]. Corrosion, 2007, 63(12): 1101
[8]  彭青姣, 张志明, 王俭秋等. 溶解氢对316L不锈钢在模拟压水堆一回路水中氧化行为的影响 [J]. 中国腐蚀与防护学报, 2012, 32(3): 217
[9]  Cissé S, Laffont L, Lafont M, et al. Influence of localized plasticity on oxidation behaviour of austenitic stainless steels under primary water reactor [J]. J. Nucl. Mater., 2013, 433(1): 319
[10]  Lozano-Perez S, Kruska K, Iyengar I, et al. The role of cold work and applied stress on surface oxidation of 304 stainless steel [J]. Corros. Sci., 2012, 56: 78
[11]  Ziemniak S E, Hanson M. Corrosion behavior of 304 stainless steel in high temperature, hydrogenated water [J]. Corros. Sci., 2002, 44(10): 2209
[12]  韩恩厚, 王俭秋, 吴欣强等. 核电高温高压水中不锈钢和镍基合金的腐蚀机制 [J]. 金属学报, 2010, 46(11): 1379
[13]  Kuang W, Wu X, Han E-H. The oxidation behaviour of 304 stainless steel in oxygenated high temperature water [J]. Corros. Sci., 2010, 52(12): 4081
[14]  Kuang W, Wu X, Han E-H. Influence of dissolved oxygen concentration on the oxide film formed on 304 stainless steel in high temperature water [J]. Corros. Sci., 2012, 63: 259
[15]  张利涛, 王俭秋. 国产锻造态核级管材316L不锈钢在高温高压水中的应力腐蚀裂纹扩展行为 [J]. 金属学报, 2013, 49(8): 911
[16]  Andresen P L, Morra M M. IGSCC of non-sensitized stainless steels in high temperature water [J]. J. Nucl. Mater., 2008, 383(1): 97
[17]  Guo Y, Han E-H, Wang J Q. Effects of forging and heat treatments on the microstructure and oxidation behavior of 316LN stainless steel in high temperature water [J]. J. Mater. Sci. Technol., 2015, 31(4): 403
[18]  Moulder J F, William F S, Peter E S. Handbook of X-ray Photoelectron Spectroscopy [M]. USA: Perkin-Elmer Corporation, 1992
[19]  Zhang Z, Wang J Q, Han E-H. Characterization of different surface states and its effects on the oxidation behaviors of Alloy 690TT [J]. J. Mater. Sci. Technol., 2012, 28(4): 353
[20]  Liu X, Wu X, Han E-H. Effect of Zn injection on established surface oxide films on 316L stainless steel in borated and lithiated high temperature water [J]. Corros. Sci., 2012, 65: 136
[21]  Stellwag B. The mechanism of oxide film formation on austenitic stainless steels in high temperature water [J]. Corros. Sci., 1998, 40(2): 337
[22]  Huang F, Wang J Q, Han E-H, et al. Short-time oxidation of Alloy 690 in high-temperature and high-pressure steam and water [J]. J. Mater. Sci. Technol., 2012, 28(6): 562
[23]  Sun H, Wu X, Han E-H, et al. Effects of pH and dissolved oxygen on electrochemical behavior and oxide films of 304SS in borated and lithiated high temperature water [J]. Corros. Sci., 2012, 59: 334
[24]  Liu X, Han E-H, Wu X. Effects of pH value on characteristics of oxide films on 316L stainless steel in Zn-injected borated and lithiated high temperature water [J]. Corros. Sci., 2014, 78: 200
[25]  Soma Y, Kato C, Yamamoto M. Multilayered surface oxides within crevices of type 316L stainless steels in high-temperature pure water [J]. Corrosion, 2014, 70(4): 366
[26]  Kim Y J. Characterization of the oxide film formed on type 316 stainless steel in 288 ℃ water in cyclic normal and hydrogen water chemistries [J]. Corrosion, 1995, 51(11): 849
[27]  Lister D H, Davidson R D, Mcalpine E. The mechanism and kinetics of corrosion product release from stainless steel in lithiated high temperature water [J]. Corros. Sci., 1987, 27(2): 113

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