对3种不同方法制备的IF钢试样进行了纳米压入表征,分析了制样方法对IF钢中铁素体纳米压入测试结果的影响.结果表明,制样方法对铁素体杨氏模量平均值影响不大,但对硬度平均值影响显著,机械抛光和机械抛光+化学侵蚀状态铁素体的硬度均高于机械抛光+电解抛光状态的铁素体.这主要是因为机械抛光对试样表面造成了明显的加工硬化层,而化学侵蚀处理不能完全去除硬化层,只有电解抛光才能起到有效消除硬化层的作用.机械抛光+电解抛光处理更有利于IF钢的纳米压入表征.
参考文献
[1] | Oliver W C;Pharr G M .An Improved Technique for Determining Hardness and Elastic Modulus Using Load and Displacement Sensing Indentation Experiments[J].Journal of Materials Research,1992,7(06):1564. |
[2] | Oliver W C;Pharr G M .Measurement of Hhardness and Elastic Modulus by Instrumented Indentation:Advances in Understanding and Refinements to Methodology[J].Materials Research,2004,19:3. |
[3] | 张泰华,杨业敏.纳米硬度技术的发展和应用[J].力学进展,2002(03):349-364. |
[4] | 宋洪伟,史弼,王秀芳,张俊宝.一种低碳低合金钢的纳米压痕表征[J].金属学报,2005(03):287-290. |
[5] | Furnéont Q;Kempf M;Jacques P J et al.On the Measurement of the Nanohardness of the Constitutive Phases of TRIP-Assisted Muhiphase Steels[J].Materials Science and Engineering,2002,A328:26. |
[6] | Yeol Choi;Wung Yong Choo;Dongil Kwon .Analysis of mechanical property distribution in multiphase ultra-fine-grained steels by nanoindentation[J].Scripta materialia,2001(12):1401-1406. |
[7] | 李听;蒋瑞兴;陈洪荪.弹性与非弹性的测量和应用[M].北京:冶金工业出版社,1999 |
[8] | 田春林,杨海洋,范景峰,周化文.高速研磨表面加工硬化的研究[J].长春理工大学学报,2005(04):19-21. |
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