宋新莉,彭堃,练容彪,贾涓,袁泽喜,范丽霞

• 1:武汉科技大学省部共建耐火材料与冶金国家重点实验室

摘要(Abstract)：

借助电子背散射衍射(EBSD)技术与俄歇电子能谱仪(AES)分析了不同温度退火的含磷高强IF钢的再结晶织构、晶界特征与晶界处P、B偏聚量。结果表明:随着退火温度由750℃升高到840℃,IF钢的{111}面织构强度先增加后降低。在810℃退火120 s得到最强的{111}面织构,体积百分含量大约为75%,织构的主要组分是{111}<112>与{111}<110>。810℃退火时样品晶界处P、B偏聚量最少,重合位置点阵(CSL)晶界与小角度晶界含量较高。合理控制高强IF钢在再结晶退火温度,有利于降低P晶界偏聚量并获得强度较高的{111}面织构。

关键词(KeyWords)： 无间隙原子钢;再结晶织构;晶界偏聚;晶界特征

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(51101114,50901054)

作者(Author): 宋新莉,彭堃,练容彪,贾涓,袁泽喜,范丽霞

DOI: 10.13289/j.issn.1009-6264.2015.12.019

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