高强汽车结构钢QStE500TM奥氏体再结晶行为研究与工艺优化  

STUDY ON AUSTENITE RECRYSTALLIZATION BEHAVIOR OF HIGH-STRENGTH AUTOMOTIVE STRUCTURAL STEEL QSTE500TM AND PROCESS OPTIMIZATION

作　　者：赵林林 

机构地区：[1]河钢集团邯钢公司技术中心,河北邯郸056015

出　　处：《冶金信息导刊》2016年第5期27-31,共5页Metallurgical Information Review

摘　　要：为在CSP生产高品质的高强汽车结构热轧带钢，利用Gleeble3500热模拟试验机研究QStE500TM奥氏体再结晶行为，研究确定了最佳的轧制工艺方案，有效避免了混晶组织带来的性能恶化问题，使带钢力学性能均匀性显著提高。In order to produce high quality hot-rolled high-strength automobile structural steel in CSP, the austenite recrystallization behavior of QStE50OTM were investigated by Gleeble 3500 thermal-mechanical simulation, the optimum rolling technological conditions are determined, the performance deterioration caused by mixed crystals are avoided effectively, the mechanical properties of strip are improved remarkably.

关 键 词：高强汽车结构钢 热模拟试验 奥氏体再结晶 混晶 

分 类 号：TG142.15[一般工业技术—材料科学与工程]