DJ4机车螺旋弹簧用钢——51CrV4热处理工艺优化  

Heat Treatment Process Optimization of 51CrV4 Steel Which Used for Coil Spring of DJ4 Locomotive

作　　者：周英豪[1] 张绍菊[1] 何勇[1] 张晓燕[1,2] 

机构地区：[1]贵州大学材料与冶金学院,贵州贵阳550003 [2]贵州省材料结构与强度重点实验室,贵州贵阳550003

出　　处：《现代机械》2010年第5期82-83,共2页Modern Machinery

基　　金：2007年国家科技支撑计划(2007BAE11B03)

摘　　要：在淬火温度不变情况下,通过调整DJ4机车螺旋弹簧用钢——51CrV4的回火温度及冷却介质,比较其各项力学性能指标,获得优化的热处理工艺为:860℃油淬——480℃回火——空冷。On the condition of constant quenching temperature,the tempering temperature and quenching medium of 51CrV4 steel,which is coil springs steel of DJ4 locomotive,is studied in the present work.By varing heat-treatment process for the specimens mechanical properties,the optimized heat-treatment process was gained： oil-queching at 860-termpering at 480-air cooling.

关 键 词：51CrV4 螺旋弹簧 热处理 优化 

分 类 号：TG161[金属学及工艺—热处理]