高韧性球墨铸铁气缸盖缺陷分析和解决方法  

Defect analysis and solution of high toughness ductile iron cylinder head

作　　者：王建荣 宋岩 WANG Jianrong;SONG Yan(Casting and Forging Branch of CRRC Qishuyan Co.,Ltd.,Changzhou 213011,Jiangsu China)

机构地区：[1]中车戚墅堰机车有限公司铸锻分公司,江苏常州213011

出　　处：《中国铸造装备与技术》2021年第5期25-27,共3页China Foundry Machinery & Technology

摘　　要：根据产品结构特点及材料特性,通过对其凝固特性的研究,采取了有效的铸造工艺控制其凝固顺序,从而获得内部组织致密的球铁铸件。According to the structural characteristics and material characteristics of the product,through the study of its solidification characteristics,an effective casting process has been adopted to control the solidification sequence,so as to obtain a ductile iron casting with a dense internal structure.

关 键 词：产品结构 凝固特性 铸造工艺 

分 类 号：TG245[金属学及工艺—铸造]