球墨铸铁件软氮化后加工形成的石墨坑对表面质量的影响  

Influences of Graphite Pits Formed by Nitrocarburizing Honing on the Surface Quality of Spheroidal Graphite Iron Castings

作　　者：马士敏[1] 吴兵[1] 

机构地区：[1]安徽博一流体传动股份有限公司,安徽合肥230031

出　　处：《机床与液压》2012年第4期18-19,21,共3页Machine Tool & Hydraulics

摘　　要：介绍了粗糙度的定义,指出球墨铸铁件在软氮化后进行珩磨加工时形成的石墨坑对表面质量的影响,并提出相应的表面质量控制方法。The definition of roughness was described. The influences of graphite pits formed by nitrocarburizing honing on the surface quality of spheroidal graphite iron castings were pointed out, and the related control methods of improving the surface quality were proposed.

关 键 词：球墨铸铁件 石墨坑 软氮化 表面粗糙度评定 

分 类 号：TG255[金属学及工艺—铸造]