高强度热镀锌用钢在热轧生产线的试制  

Trial Production of High Strength Hot Dip Galvanized Steel with Hot Rolling Production Line

作　　者：路璐 马鑫 张晓燕[3] 刘芳 

机构地区：[1]内蒙古包钢稀土钢板材有限责任公司研发销售部,内蒙古包头014010 [2]内蒙古包钢稀土钢板材有限责任公司技术质量部,内蒙古包头014010 [3]内蒙古包钢钢联股份有限公司薄板坯连铸连轧厂,内蒙古包头014010

出　　处：《包钢科技》2015年第6期57-59,81,共4页Science & Technology of Baotou Steel

摘　　要：文章介绍了SGC490高强度热镀锌用热轧钢带的工艺路径调查和质量需求分析,通过分批次试制,对设计方案进行优化,使得SGC490镀锌后的性能向理想范围靠近,屈服强度集中在标准下限之上的30～40 MPa之间,抗拉强度集中在标准下限之上40～60 MPa之间,延伸率提高2%,所生产热轧产品性能满足客户需求。In the paper,it is introduced the investigation of processing route and analysis of quality demand for SGC490high-strength hot dip galvanized hot rolled band as well as its performances after galvanization are close to the ideal range,the yield strength is 30 ～ 40 MPa above the lower limit standard,the tensile strength is 40 ～ 60 MPa above the lower limit standard and the elongation is increased by 2% through batch-wise trial production and optimizing design scheme so that the performances of hot-rolled product could meet customer demands.

关 键 词：2250 mm热轧生产线 成分优化 产品性能 

分 类 号：TG174.44[金属学及工艺—金属表面处理]