采用透射电子显微镜对不同压下量和再结晶初期的IF钢样品进行了研究.结果表明:无论是在较小形变量下还是在较大形变量下,形变不均匀性是普遍存在的;冷变形程度不同,织构组分不同,TEM形貌也不同;在再结晶的最初期,冷轧的形变组织演变为近乎等轴的亚晶,优先形成{111}《uvw》取向的晶核,晶核逐渐吞并周围的形变基体而长大,最终形成再结晶γ-纤维织构.
参考文献
| [1] | H. Zhao;S. C. Rama;G. C. Barber;Z. Wang;X. Wang .Experimental study of deep drawability of hot rolled IF steel[J].Journal of Materials Processing Technology,2002(1/3):73-79. |
| [2] | Y.Y. TSE;B.J. DUGGAN .Orientation Imaging Microscopy Studies of Recrystallization in Interstitial-Free Steel[J].Metallurgical and Materials Transactions, A. Physical Metallurgy and Materials Science,2006(3a):1055-1064. |
| [3] | 杨第;王绪;毛为民 .深冲SPCE与超深冲IF钢r值差异的ODF分析[J].金属热处理学报,1994,15:50-54. |
| [4] | B. L. Li;A. Godfrey;Q. Liu .Subdivision of original grains during cold-rolling of interstitial-free steel[J].Scripta materialia,2004(6):879-883. |
| [5] | B. L. Li;A. Godfrey;Q. C. Meng .Microstructural evolution of IF-steel during cold rolling[J].Acta materialia,2004(4):1069-1081. |
| [6] | M. Z. Quadir;B. J. Duggan .A microstructural study of the origins of gamma recrystallization textures in 75 percent warm rolled IF steel[J].Acta materialia,2006(16):4337-4350. |
| [7] | Doherty RD.;Samajdar I.;Chen LC. .Cube recrystallization texture - experimental results and modeling[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,1998(1):18-36. |
| [8] | Vanderschueren D;Yoshinaga N;Koyama K .Recrystallization of Ti IF steel investigated with electron back-scattering pattern (EBSP)[J].ISIJ International,1996,36:1046-1054. |
| [9] | Seung-Hyun HONG;Dong Nyung LEE .Recrystallization Textures in Cold-Rolled Ti Bearing IF Steel Sheets[J].ISIJ International,2002(11):1278-1287. |
| [10] | Samajdar I;Doherty R D .Role of S orientation in the preferred nucleation of cube grains in recrystallization of FCC metal[J].Scripta Materialia,1995,32(06):845-850. |
| [11] | Samajdar I;Verlinden B;Van Houtte P .Gama-fiber recrystallization texture in IF-steel:an investigation on the recrystallization mechanism[J].Materials Science and Engineering,1997,A238:343-350. |
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