厚大灰铸铁冷却壁的铸造工艺  

Foundry Method and Process of Heavy Gray Iron Cooled Wall

作　　者：胡君健 张毅 耿建广 徐加文 陈冰廷 田玉华 

机构地区：[1]莱钢集团机械制造有限公司,山东莱芜271104

出　　处：《现代铸铁》2003年第5期32-34,共3页Modern Cast Iron

摘　　要：针对厚大灰铸铁冷却壁在铸造过程中易出现收缩等缺陷问题,从铸型条件、铁液质量及铸造工艺等三方面采取相应措施解决了冷却壁铸件外弧面缩凹及管口尺寸偏差较大等问题。Contraction defects are the common defects taking place during the casting process of the heavy gray iron cooled walls.By adopting proper measures to improve mould condition, quality of molten iron and foundry. method, the problem with depression defect on outer cambered surface and dimension deviation of water pipes ends of the cooled wall was solved.

关 键 词：厚大铸件 灰铸铁 冷却壁 铸造工艺 高炉 碳当量 收缩率 

分 类 号：TF321.4[冶金工程—冶金机械及自动化] TG251[金属学及工艺—铸造]