液压灰铸铁件氮气孔的消除  

Elimination of Nitrogen Hole in Hydraulic Gray Iron Castings

作　　者：吕猛 LV Meng(Taiyuan Heawy Machinery Group Yuci Hydraulic Industry Co.,Ltd.,Yuci Shanxi 030600,China)

机构地区：[1]太重集团榆次液压工业有限公司,山西榆次030600

出　　处：《铸造设备与工艺》2023年第3期27-29,共3页Foundry Equipment & Technology

摘　　要：针对灰铸铁液压件内壁出现的气孔缺陷,通过扫描电镜分析,确定缺陷种类,分析缺陷产生原因并提出了解决该缺陷的方法。According to the porosity defects in the inner wall of hydraulic gray iron castings,the types of defects were determined by SEM analysis,and the methods to solve the defects were put forward.

关 键 词：液压铸件 扫描电镜 氮气孔 

分 类 号：TG255[金属学及工艺—铸造]