Recent development of UHSS and its hot-dip galvanizing processes in Baosteel  

作　　者：JIN Xinyan WANG Li 

机构地区：[1]Research Institute,Baoshan Iron&Steel Co.,Ltd.,Shanghai 201999,China [2]State Key Laboratory of Development and Application Technology of Automotive Steels(Baosteel),Shanghai201999,China

出　　处：《Baosteel Technical Research》2023年第1期2-10,共9页宝钢技术研究（英文版）

摘　　要：Baosteel has excelled in automotive steel sheets in the past three decades.It has made a significant contribution to the development of China’s automotive industry by producing a wide range of high-quality steel products.Some milestones achieved by Baosteel automotive steel sheet were briefly reviewed.The current challenges in producing ultra-high strength steel(UHSS),especially hot-dip galvanized UHSS,were summarized.The most current advancements in UHSS and the corresponding hot-dip galvanizing processes were discussed.The galvanizability of Si-Mn-added QP steel and DP steel, Mn-added TWIP steel, and Al-added low-density steel has been improved by different techniques in Baosteel.

关 键 词：ultra-high strength steel(UHSS) hot-dip galvanizing automotive steel sheet BAOSTEEL 

分 类 号：U465.11[一般工业技术—材料科学与工程] TG174.4[机械工程—车辆工程]