The casting defects, graphite morphology and matrix structure can significantly affect the mechanical properties of the Cu-Mo alloyed ADI.The basic principles of quality control are presented.

• 铸造缺陷、石墨形态和基体组织对奥贝球铁力学性能的稳定性产生显著影响,并相应地提出了质量控制的基本原则。