摘要
根据粉末冶金高速钢、喷射成形高速钢的组织特征,结合刀具用料要求,对其金相检验特点进行论述。
According to the structure characteristics of powder metallurgical high speed steel and injection forming high speed steel and the requirements of materials used in tools,their metallographic examination are discussed in this paper.
出处
《工具技术》
北大核心
2015年第7期52-54,共3页
Tool Engineering
基金
高档数控机床与基础制造装备科技重大专项项目(2012ZX04012021)
关键词
粉末冶金高速钢
喷射成形高速钢
环状偏析
powder metallurgical high speed steel
injection forming high speed steel
annular segregation
