镁和稀土在奥氏体铸铁中的球化作用  

Nodulizing Effects of Mg and RE in Austenitic Cast Iron

作　　者：申泽骥[1] 姜炳焕[1] 

机构地区：[1]沈阳铸造研究所

出　　处：《铸造技术》1996年第4期10-12,共3页Foundry Technology

摘　　要：研究了镁、稀土及不同比例的稀土镁合金对Ｎｉ２０％的奥氏体铸铁显微组织的影响．对比了镁和稀土的球化、蠕化能力。The influences of Mg,RE and Mg RE alloys with different RE/Mg ratios on microstructure of austenitic cast iron containing 20% Ni were investigated Nodulizing and vermiculizing effects of Mg and RE were compared Suitable nodulizing agents for austenitic cast iron were recommended according to the conditions in China.

关 键 词：奥氏体 铸铁 球化剂 镁 稀土族 铸造 

分 类 号：TG250[金属学及工艺—铸造]