Ti-IF钢冲压用冷轧钢带St14的生产工艺分析  

Analysis of Production Process of Ti-IF Steel Cold Rolled Strip St14 for Stamping

作　　者：孙德朋[1] 张磊[1] 董振鲁[1] 魏代斌[1] 李敏[1] 

机构地区：[1]济钢集团有限公司,山东济南250101

出　　处：《山东冶金》2011年第2期21-22,共2页Shandong Metallurgy

摘　　要：采用转炉→LF→RH→连铸→热轧→酸洗→冷轧→退火→精整的工艺路线,通过严格控制C含量,制定合理的工艺参数,生产的Ti-IF冲压用St14钢带产品具有均匀的铁素体组织,良好的综合力学性能和深冲性能,平均r值为2.2,能满足复杂冲压件的使用要求。Adopting the process route of converter-LF-RF-hot rolling-annealing-finishing and through controlling the content of carbon strictly and establishing reasonable process parameters,Ti-IF steel for stamping St14 strip was produced.The metallographic of the products with good comprehensive mechanical properties and deep drawability is uniform ferrite.The average plastic strain ratio is 2.2 and can be used to produce complicated stamping parts.

关 键 词：TI-IF钢 St14 冷轧钢带 成分控制 生产工艺 塑性应变比 

分 类 号：TG335.56[金属学及工艺—金属压力加工]