在625 ℃-30 MPa-2 h条件下,通过Ti和Mg发生固溶反应获得了Ti-Mg系梯度材料.该梯度材料厚度为1.25 mm,沿厚度方向的密度从3.416×103 kg/m3到1.740×103 kg/m3准连续变化.用EPMA+EDS和TEM观察了材料的显微结构和成分分布,证实了该材料具有组成梯度化和组分准连续变化的特性.
参考文献
| [1] | Barker L M;Scott D. D .Development of a Light-Pressure Quasi-Isentropic Plane Wave Generating Gapability[R].USA:NASA Lab,1984. |
| [2] | Asay J R;Parker L. M .Shear Strength of Tungsten Under Shock and Quasi-Isentropic Loading to 250 GPa[R].USA:NASA Lab,1988. |
| [3] | Chhabildas L C .In Bulletin of the 1995 APS Topic Conference on Shock Compress of Condensed mater[R].Washington:NASA Lab,1995. |
| [4] | Chhabildas L C;Barker L. M.Dynamic Quasi-isentropic Compression of Tungsten[A].Elservier Science Publishers B.V,1988 |
| [5] | Chhabildas L C;Kmetyk L. N;Reihart W D et al.Enhanced Hypervelocity Launcher- capabilities to 16 km/s[J].International Journal of Impact Engineering,1995,17:183-194. |
| [6] | Huaping Xiong;Lianmeng Zhang;Junguo Li .Densification of the tungsten heavy alloys at 1473 K and fabrication of W-Mo system FGM with density gradient[J].Journal of Materials Science & Technology,1999(3):229-232. |
| [7] | Xiong Huaping,Zhang Lianmeng,Shen Qiang,Yuan Runzhang.Fabrication of Mo-Ti functionally graded material[J].中国有色金属学会会刊（英文版）,1999(03):582-585. |
| [8] | 熊华平;张联盟;袁润章 等.TiAl/Al的连接和Ti/TiAl/Al FGM的制备[J].金属学报,1999,35(10):1053-1056. |
| [9] | 沈强,张联盟,熊华平,华劲松,谭华.W-Mo-Ti体系波阻抗梯度飞片的制备与准等熵压缩特性[J].科学通报,2000(08):878-880. |
| [10] | 邓承继 .中波阻抗梯度材料的设计和制备[D].武汉:武汉理工大学,2001. |
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