The tensile fractography of SiCp/Al composite materials was observed by means of SEM. Its fracture was mainly dimple, accompanied by a few intergranular rupture.

• 用扫描电子显微镜观察了SiCp/Al复合材料的拉伸断口形貌 ,其断口以韧窝为主 ,有少量沿晶断特征。