利用分离式Hopkinson压杆装置(SHPB)和SEM、XRD等测试方法研究了W骨架/Zr基非晶合金复合材料的动态力学性能及断裂模式.结果表明,复合材料具有较高的动态压缩强度,在采用0.8 MPa打击压力时动态压缩强度接近1 900MPa.复合材料的断裂包括沿W/W界面、W/非晶界面开裂以及W颗粒解理几种断裂模式,W骨架的特性和材料的交叉网络结构提升了整体塑性.
参考文献
| [1] | Wang WH;Dong C;Shek CH .Bulk metallic glasses[J].Materials Science & Engineering, R. Reports: A Review Journal,2004(2/3):45-89. |
| [2] | R.D. Conner;R.B. Dandliker;V. Scruggs .Dynamic deformation behavior of tungsten-fiber/metallic-glass matrix composites[J].International journal of impact engineering,2000(5):435-444. |
| [3] | Breslin M C;Ringnalda J;Seeger J et al.Alumina/aluminum cocontinuous ceramics composite (C4) materials produced by solid/liquid displacement reactions:processing kinetics and microstructures[J].Ceramic Engineering and Science Proceedings,1994,15(04):104-112. |
| [4] | Wei Zhou;Wenbin Hu;Di Zhang .Metal-matrix interpenetrating phase composite and its in situ fracture observation[J].Materials Letters,1999(4):156-160. |
| [5] | A. V. Sergueeva;N. A. Mara;D. J. Branagan;A. K. Mukherjee .Strain rate effect on metallic glass ductility[J].Scripta materialia,2004(10):1303-1307. |
| [6] | 王鲁,王富耻,程焕武,李树奎,才鸿年,胡壮麒,张海峰.钨丝/锆基非晶合金复合材料的动态力学特性[J].北京理工大学学报,2003(02):165-167. |
| [7] | 刘伟华,王鲁,程焕武,张海峰,王爱民,李树奎.SiC/Zr基非晶复合材料的动态断裂特性研究[J].兵器材料科学与工程,2005(03):14-16. |
| [8] | X.D. Hui;H.C. Kou;J.P. He .Preparation, microstructure and mechanical properties of Zr-based bulk amorphous alloys containing tungsten[J].Intermetallics,2002(11/12):1065-1069. |
| [9] | G. Wang;J. Shen;J.F. Sun;Z.P. Lu;Z.H. Stachurski;B.D. Zhou .Compressive fracture characteristics of a Zr-based bulk metallic glass at high test temperatures[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2005(1/2):82-87. |
| [10] | Z.F. Zhang;J. Eckert;L. Schultz .Difference in compressive and tensile fracture mechanisms of Zr_(59)Cu_(20)Al_(10)Ni_8Ti_3 bulk metallic glass[J].Acta materialia,2003(4):1167-1179. |
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