易切削非调质钢YF45MnV生产实践  

PRODUCTION PRACTICE OF YF45MnV FREE CUTTING NON-QUENCHED AND TEMPERED STEEL

作　　者：张君平 王学利 孙永喜 刘亚丽 李法兴 

机构地区：[1]莱芜钢铁股份有限公司特殊钢厂,山东莱芜271105

出　　处：《冶金丛刊》2010年第5期29-30,共2页Metallurgical Collections

摘　　要：莱钢采用＂50t电弧炉冶炼-50tLF精炼-60tVD真空处理-180mm×220mm方坯连铸-热轧＂工艺生产（25~50）mm YF45MnV易切削非调质钢。质量检验结果表明,该钢材的化学成分、机械性能、晶粒度和低倍组织、非金属夹杂物评级均满足用户要求。The25-50mm round bar of free cutting non-quenched and tempered steel YF45MnV was produced by 50t EAF-50t LF-60t VD-180mm×220mm bloom continuous casting and hot rolling process at Laiwu Steel.The quality test results showed that the chemical composition,mechanical properties,grain size and microstructure,non-metallic inclusion all met the requirements of consumer.

关 键 词：易切削 非调质钢 生产实践 

分 类 号：TF741.5[冶金工程—钢铁冶金]