摘要
通过对成分、铸造工艺、熔炼工艺及热处理工艺的优化，使铸件的工艺出品率达到 85％。力学性能及使用寿命均达到了理想的效果。且该材质具有退火后可切削加工的性能。
By optimizing composition,foundry method,melting process and heat treatment process,the rate of qualified castings was increased up to 85％ .At the same time,both the mechanical properties and the working life were satisfactory.In addition,this kind of material could be machined after annealing treatment.
出处
《现代铸铁》
CAS
2001年第3期56-58,共3页
Modern Cast Iron
关键词
高铬铸铁
杂质泵过流件
生产工艺
high chromium cast iron
by-flowing parts of sand-paste pump
production technology
