热成形工艺对24Mn2CrNb钢组织和性能的影响
王恒霖, 黄文静, 朱国辉, 丁汉林, 王子健, 项重辰

Impact of Hot Stamping Process Parameters on Microstructure and Mechanical Properties of 24Mn2CrNb Automotive Steel
WANG Henglin, HUANG Wenjing, ZHU Guohui, DING Hanlin, WANG Zijian, XIANG Zhongchen
表1 24Mn2CrNb钢和22MnB5钢在不同奥氏体化温度热处理后的力学性能
Table 1 Mechanical properties of 24Mn2CrNb steel and 22MnB5 steel after heat treatment at different austenitizing temperatures
T/ oCRp0.2/ MPaRm/ MPaA20/ %Rm × A20/ %
860126916628.7714.57
890128617079.9316.95
9101290178710.1618.15
9301377181511.1320.20
22MnB5-930[16]121914616.9010.08