摘要
通过对三环链拉伸,冲击的试验,验证正火工艺取代调质工艺,保证晶粒度级别,减少成本,降低劳 动强度,具备市场竞争力。
This paper proved that normalizing craft could, act for fef ining craft completely by stretch and impact test of three- loop chain. It could ensure the degree of grain size,decrease cost and lower intensity of work.
出处
《物理测试》
CAS
2003年第3期44-45,共2页
Physics Examination and Testing
