CMnAlCu-TRIP钢组织和力学性能研究

材料热处理学报, 2009, 30(2): 67-70.

CMnAlCu-TRIP钢组织和力学性能研究

^1, , 景财年 ^2, , 刘在学 ^3, , 王作成 ^4, , 谭启忠 ^5, , 金成俊 ^6,

2.山东建筑大学材料科学与工程学院,山东,济南,250101

3.山东建筑大学材料科学与工程学院,山东,济南,250101

4.山东大学材料科学与工程学院,山东,济南,250061

5.山东建筑大学材料科学与工程学院,山东,济南,250101

6.韩国机械材料研究所,韩国,昌原,641010

基金项目: 山东省优秀中青年科学家科研奖励基金(2008BS04023) 山东省博士后创新项目(20070225) 建设部科技计划项目(2008-K4-7)

关键词：相变诱发塑性 , 铝 , 铜 , 力学性能 , 残余奥氏体稳定性

Microstructure and mechanical properties of CMnAlCu-TRIP steel

研究了CMnAlCu-TRIP钢板的组织和力学性能和残余奥氏体的稳定性.1mm厚的冷轧钢板经820℃温度临界退火2min,分别在500、450和400℃贝氏体区等温不同的时间,观察了试样的组织,测得了力学性能、残余奥氏体含量及其碳含量.试验结果表明,铝、铜能提高残余奥氏体的含量及其碳含量,CMnAlCu-TRIP钢具有优异的力学性能,在450℃等温60s时力学性能最佳;CMnAlCu-TRIP钢残余奥氏体的碳含量高,因而其稳定性高于传统CMnSi-TRIP钢.

参考文献

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材料期刊网

CMnAlCu-TRIP钢组织和力学性能研究

Microstructure and mechanical properties of CMnAlCu-TRIP steel

参考文献