The influences of the MgO content of the nodularizing alloy on nodularizing effect,microstructure and mechanical properties of nodular irons,as well as the method to .

• 研究了球化剂中氧化镁含量对球化效果、球铁的显微组织和性能的影响,以及球化剂中所能允许的氧化镁临界含量的确定方法。