SiCf/TC17复合材料拉伸行为研究
张旭,王玉敏(),杨青,雷家峰,杨锐
STUDY ON TENSILE BEHAVIOR OF SiCf/TC17 COMPOSITES
Xu ZHANG,Yumin WANG(),Qing YANG,Jiafeng LEI,Rui YANG

图7. SiCf/TC17复合材料室温拉伸断口中起伏较大区域的纵剖面典型形貌

Fig.7. Typical morphologies of longitudinal section related to the irregular fracture region in fracture surface of the SiCf/TC17 composites at room temperature

(a) partial macromorphology of longitudinal section

(b) multiple fracture of tungsten core and matrix plastic deformation near the damaged fiber

(c) multiple fracture of reaction layer near damaged fiber

(d) irregular fracture surface and micro-cavities of matrix