研究了HSLA TRIP钢的相变诱发塑性,并模拟了其动态流变行为.结果表明,HSLA TRIP钢是应变率敏感的,屈服强度和抗拉强度均随着应变率的提高而增大,断裂延伸率降低.其变形机理是应变率硬化、绝热软化和残余奥氏体的应变诱发相变等因素的综合作用.计及拉伸流变过程中准静态向热激活、热激活向粘性拖曳及热激活和粘性拖曳综合作用和高应变率热软化特性,计算结果与实验具有较好的一致性.在高应变率拉伸变形过程中HSLA TRIP钢的塑性功热转化率为0.8～0.9.
参考文献
| [1] | Prosche Engineering Services,Inc.Reports on ULSABAVC Project (3):Strain Rate Dependent Material Properties in CAE Analysis for Crashworthiness (R) (2002) |
| [2] | B.C.De Cooman,Current Opinion in Solid State and Materials Science,8(3～4),285(2004) |
| [3] | P.J.Jacques,Current Opinion in Solid State and Materials Science,8,259(2004) |
| [4] | C.G.Lee,S.J.Kim,T.H.Lee,S.Lee,Materials Science and Engineering A,371,16(2004) |
| [5] | Q.Furnemont,P.J.Jacques,T.Pardoen,Journal De Physique.Ⅳ JP,11(5),5325(2001) |
| [6] | G.Y.Sha,E.H.Han,Y.B.Xu,X.L.Zhang,L.Liu,Chinese Journal of Materials Research,19(6),561(2005)(沙桂英,韩恩厚,徐永波,张修丽,刘路,材料研究学报,19(6),561(2005)) |
| [7] | Y.X.Zhou,Y.M.Xia,Journal Materials Science of ASME,34,925(2000) |
| [8] | D.Choi,D.M.Bruce,Iron and Steel Institute of Japan International,42(12),1483(2002) |
| [9] | B.C.De Cooman,L.Samek,J.Mahieu,J.Van Slycken,P.Verleysen,J.Degrieck,L.Li,W.Li,X.C.Wei,P.Sun,Quasi-adiabatic effects during the high strain rate deformation of dispersed-phase systems with strain-induced martensitic transformation,in:Proceedings of Materials Science and Technology 2003 Meeting-A Symposium on the Thermodynamics,Kinetics,Characterizaion and Modeling of:Austenite Formation and Decomposition,Edited by:E.B.Damm,M.J.Merwin,Minerals (Metals and Materials Society,Warrendale,PA 15086,United States,2003) p.537 |
| [10] | N.Tsuchida,Y.Tomota,Materials Science and Engineering A,285,345(2000) |
| [11] | R.Kapoor,S.Nemat-Nasser,Mech.Mater.,27,1(1998) |
| [12] | J.J.Mason,A.J.Rosakis,G.Ravichandran,Mech.Mater.,17,135(1994) |
| [13] | E.Girault,P.Jacques,Ph.Harlet,K.Mols,J.Van Humbeeck,E.Aernoudt,F.Delannay,Materials Characterization,40,111(1998) |
| [14] | X.C.Wei,L.Li,R.Y.Fu,W.Shi,Mechanical Science and Technology,24(7),844(2005)(韦习成,李麟,符仁钰,史文,机械科学与技术,24(7),844(2005)) |
| [15] | H.Qiu,M.Enoki,H.Mori,T.Nobuo,K.Teruo,Iron and Steel Institute of Japan International,39(9),955(1999) |
| [16] | N.Kojima,N.Mizui,K.Fukui,Y.Kawaguchi,M.Tsukamoto,Sumitomo Metal,50,31(1996) |
| [17] | G.R.Johnson,W.H.Cook,in:Proceedings of the Seventh International Symposium on Ballistics (C),Hugue,The Netherlands,541(1983) |
| [18] | H.Zhao,G.Gary,Materials Science and Engineering,A207,46(1996) |
| [19] | P.J.Zhou,A.K.Hopkinson,Dynamic Response of Materials under Strong Load Impact(M),Translated by B.Zhang,H.Y.Zhao (Science Press,Beijing,China,1985) p.25(周培基,A.K.霍普肯斯,张宝,赵衡阳译,材料对强冲击载荷的动态响应(M)(北京,科学出版社,1985)p.25) |
| [20] | H.Zhao,G.Gary,International J.Solids Structures,33,3363(1996) |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%