利用Hopkinson压杆加载装置对国产轧制态X70管线钢进行了冲击压缩实验,研究了其在高速冲击过程中的组织演变和动态应力-应变行为.结果表明:轧制态X70管线钢是以针状铁素体为主的混合组织;在ε≤2.5×103s-1条件下,铁素体板条内形成了大量的位错胞亚晶结构,随着应变率增加,针状铁素体组织显著细化,致使X70管线钢产生了明显的增强增塑现象.
参考文献
| [1] | FMatsuda, Trends in Welding Research (Gatlinburg Tennessee, 1995) p541 |
| [2] | SLee, BCKim, DKwon, Metall Trans, 23A, 2803(1992) |
| [3] | JMGregg, HKBhadeshia, Acta Mater, 45(2), 739(1997) |
| [4] | ZHAO Mingchun, XIAO Furen, SHAN Yiyin, LI Yuhai, YANG Ke, Acta Metall Sin, 38(3), 283(2002)(赵明纯,肖福仁,单以银,李玉海,杨柯,金属学报,38(3),283(2002)) |
| [5] | AGhoul, ABouabdallah, JPetit, Experimental Mechanics, 38(1), 37(1998) |
| [6] | ZHANG Tao, YAO Yuan, CHU Wuyang, QIAO Lijie, Acta Metall Sin, 38(8), 844(2002)(张涛,姚远,褚武扬,乔利杰,金属学报,38(8),844(2002)) |
| [7] | HMargot-Marette, GBardou, JCCharbonnier, Corros Sci, 27, 1009(1987) |
| [8] | PEManning, CELyman, DJDuouette, Corrosion, 36(5), 246(1980) |
| [9] | BCKim, NJKim, SLee, Metall Trans, 22A, 139(1991) |
| [10] | MRKrishandev, RGhosh, Metall Trans, 10A, 1941(1979) |
| [11] | PAManohar, TChandra, ISIJ Int, 8(7), 766(1998) |
| [12] | JLLee, YTPan, Mater Sci Tech, 8, 236(1992) |
| [13] | SHWang, YGZhang, WXChen, J Mater Sci, 36, 1931(2001) |
| [14] | JCCharbonnier, MHMargot, AMBrass, Metal Trans, 16A, 935(1985) |
| [15] | SDMann, BCMuddle, Mater Sci Tech, 13, 299(1997) |
| [16] | HCimenoglu, ESKayali, Scripta Metall Mater, 24, 2437(1990) |
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