热镀锌380MPa级低合金高强钢的研发  

Research and Development of Hot-dip Galvanized 380 MPa Grade Low Alloy High Strength Steel

作　　者：李鹏[1] 张智刚 黄利[1] Li Peng;Zhang Zhi-gang;Huang Li(Technical Center of Inner Mongolia Baotou Steel Union Co.,Ltd.,Baotou 014010,Inner Mongolia Autonomous Region,China;Inner Mongolia Baotou Steel Metal Manufacturing Co.,Ltd.,Baotou 014010,Inner Mongolia Autonomous Region,China)

机构地区：[1]内蒙古包钢钢联股份有限公司技术中心,内蒙古包头014010 [2]内蒙古包钢金属制造有限责任公司,内蒙古包头014010

出　　处：《包钢科技》2021年第1期57-60,共4页Science & Technology of Baotou Steel

摘　　要：为了满足汽车行业轻量化、高强度以及节能降耗的发展需求,包钢基于先进的设备和工艺特点,通过Nb、Ti微合金化的成分设计,配合合理的热轧控轧和酸轧镀锌工艺成功研发了汽车用热镀锌380 MPa级低合金高强钢HC380LAD+Z。生产结果和用户使用效果表明,高强度低合金钢HC380LAD+Z各项性能均满足EN 10346—2015标准要求和用户使用要求。In order to meet the development needs of light weight,high strength,energy-saving and cost-reducing in automotive industry,the hot-dip galvanized 380 MPa grade low alloy high strength steel HC380LAD+Z for automobiles is successfully developed by Baotou Steel through the composition design of microalloying of Nb and Ti combining with reasonable hot rolling and controlled rolling as well as pickling and galvanizing technologies based on advanced equipment and technological characteristics.The production results and using effect of users showed that all its properties could meet the requirements of EN 10346-2015 standard and operating requirement of users.

关 键 词：微合金化 热轧控轧 热镀锌 高强度低合金 

分 类 号：U465.1[一般工业技术—材料科学与工程]