低碳Fe-0.25C-1.48Mn-1.20Si-1.51Ni-0.05Nb(质量分数,%)钢通过新型Q-P-T工艺处理后获得高的抗拉强度和良好延伸率的综合性能.对该低碳Q-P-T钢在拉伸过程中残余奥氏体含量的XRD测定和形变孪晶马氏体的TEM观测,证明了相变诱发塑性(TRIP)效应的存在.基于形变过程中马氏体和残余奥氏体中的平均位错密度测定和TEM的观察,验证了在中碳钢中最新发现的残余奥氏体吸收位错(DARA)新效应在低碳钢中同样存在,由此提出了DARA效应产生的条件,阐明了残余奥氏体增强高强度钢塑性的机制.
参考文献
[1] | Sakuma Y.In:Baker M A ed.,Proc Int Conf on Advanced High Strength Sheet Steels for Automotive Applications.Warrendale:Association for Iron-Steel Technology,2004:11 |
[2] | Sugimoto K,Kobayshi M,Hashimoto S.Metall Trans,1992; 23:3085 |
[3] | Speer J G,Matlock D K,Cooman B C,Schroch J G.Acta Mater,2003; 51:2661 |
[4] | Matlock D K,Brautigam V E,Speer J G.Mater Sci Forum,2003; 426-432:1089 |
[5] | Xu Z Y.Mater Sci Forum,2007; 561-565:2283 |
[6] | Wang X D,Zhong N,Rong Y H,Xu Z Y.J Mater Res,2009; 24:261 |
[7] | Zhang K,Xu W Z,Guo Z H,Rong Y H,Wang M Q,Dong H.Acta Metall Sin,2011; 47:489.(张柯,许为宗,郭正洪,戎咏华,王毛球,董瀚.金属学报,2011; 47:489) |
[8] | Zhong N,Wang X D,Rong Y H,Wang L.Mater Sci Eng,2009; A506:111 |
[9] | Zhou S,Zhang K,Wang Y,Gu J F,Rong Y H.Mater Sci Eng,2011; A528:8006 |
[10] | Zackay V F,Parker E R,Fahr D,Busch R.ASM Trans Quart,1967; 60:252 |
[11] | Webster D.ASM Trans Quart,1968; 61:816 |
[12] | Zhang K,Zhang M H,Guo Z H,Chen N L,Rong Y H.Mater Sci Eng,2011; A528:8486 |
[13] | Rong Y H.Acta Metall Sin,2011; 47:1483.(戎咏华.金属学报,2011:47:1483) |
[14] | Koistinen D P,Marburger R E.Acta Metall,1959; 7:59 |
[15] | Fan X.Metallic X-ray Physics.Beijing:Mechanical Industry Press,1989:159.(范雄.金属X射线学.北京:机械工业出版社,1989:159) |
[16] | Durnin J,Ridal K A.J Iron Steel Inst,1968; 1:60 |
[17] | Heimendahl M V.Electron Microscopy of Materials:An Introduction.New York:Academic Press,1980:185 |
[18] | Woo W,Balogh L,Ungár T,Choo H,Feng Z L.Mater Sci Eng,2008; A498:308 |
[19] | Li W,Xu W Z,Wang X D,Rong Y H.J Alloys Compd,2009; 474:546 |
[20] | Stokes A R.Proc Phys Soc,1948; 61:382 |
[21] | Baker R G,Nutting J.ISl Special Report No.64.London:The Iron and Steel Institute,1959:1 |
[22] | Lu L,Sui M L,Lu K.Science,2000; 287:1463 |
[23] | Wasserb(a)ch W.Philos Mag,1986; A53:335 |
[24] | Rhee M,Zbib H M,Hirth J P,Huang H,Rubia T.Modelling Simul Mater Sci Eng,1998; 6:467 |
[25] | Mitchell T E,Spitzig W A.Acta Metall,1965; 13:1169 |
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