铬系白口铸铁件冒口根部缩松成因及解决措施  

Causes of Riser Root Shrinkage of Chromium White Cast Iron and Solutions

作　　者：黄睿[1] 鲁宁斌[1] 焦修勤[1] 魏昂[1] 徐芸[1] HUANG Rui;LU Ningbin;JIAO Xiuqin;WEI Ang;XU Yun(CSIC NO.12 Research Institute,Xingping 713102,China)

机构地区：[1]中国船舶重工集团公司第十二研究所

出　　处：《热加工工艺》2019年第17期59-61,共3页Hot Working Technology

摘　　要：针对实际生产中出现的两类铬系白口铸铁件冒口根部缩松问题,分析形成原因并提出解决措施,降低了冒口根部缩松发生的几率。In view of two kinds of shrinkage in riser root of chromium white cast iron casting in actual production, the causes were analyzed, and the solutions were put forward to reduce the occurrence probability of riser root shrinkage.

关 键 词：铬系白口铸铁 冒口根部 缩松 

分 类 号：TG245[金属学及工艺—铸造]