风电轴承毛坯钢球表面缺陷分析  

Analysis on Surface Defect of Wind Power Bearing Blank Steel Ball

作　　者：张玲 曾朝凡 孙伟 

机构地区：[1]洛阳LYC轴承有限公司航空精密轴承国家重点实验室,河南洛阳471003

出　　处：《热处理技术与装备》2017年第2期47-49,共3页Heat Treatment Technology and Equipment

摘　　要：采用理化检验的方法,对钢球用棒料原材料及风电轴承毛坯钢球进行了分析,结果表明原材料存在表面裂纹,是造成钢球毛坯开裂的根本原因。The raw material of bar used in ball and the blank steel ball in wind power bearing was analyzed by the methods of physical and chemical inspection. The result showed that the surface crack in raw material is the root cause of cracking of the blank steel ball.

关 键 词：风电轴承钢球 毛坯 裂纹 分析 

分 类 号：TG142.15[一般工业技术—材料科学与工程]