新钢600MPa级汽车车厢用热轧钢卷试制  

Trial on 600MPa Car Hot Rolled Steel Coil for Automobile Carriage in Xinyu Steel

作　　者：朱永宽[1] 吴洪[1] 唐小勇[1] 李本祥[1] 

机构地区：[1]新余钢铁集团有限公司,江西新余338001

出　　处：《江西冶金》2014年第5期22-25,29,共5页Jiangxi Metallurgy

摘　　要：通过成分设计、冶炼、热轧、工艺的控制,开发出厚度为2.3 mm的600 MPa级含铌钛微合金化高强度汽车板,并分析了此钢种的力学性能、金相组织、析出粒子特征及变化规律和厚度等质量特性。A kind of high strength auto-mobile steel coil which is micro alloyed with Nb Ti is developed through the process control of composition design,smelting and hot rolling and technology,which strength can reach 600 MPa and the thickness is 2.3mm.Several quality properties are analysed such as mechanical properties,microstructure,particle characteristics and change rules and etc.

关 键 词：铌钛微合金 600 MPa级汽车车厢 热轧卷板 微观组织 

分 类 号：TG335.11[金属学及工艺—金属压力加工]