高强高韧损伤容限型钛合金TC21研制  

Research on High Strength, High Toughness and High Damage-tolerant Titanium Alloy-TC21

作　　者：赵永庆[1] 曲恒磊[1] 冯亮[1] 杨海瑛[1] 李辉[1] 张颖楠[1] 郭红超[1] 黄定坤[1] 

机构地区：[1]西北有色金属研究院,陕西西安710016

出　　处：《钛工业进展》2004年第1期22-24,共3页Titanium Industry Progress

摘　　要：介绍了西北有色金属研究院新研制的高强高韧损伤容限钛合金TC2 1的情况。合金经实验室、中试及工业规模 3个周期的深入研究 ,其各种力学性能稳定 ,具有良好的强度、塑性、断裂韧性、裂纹扩展速率的匹配 ,是 1种非常有应用前景的高强高韧损伤容限型结构钛合金。A new high strength, high toughness and high dmage-tolerant TC21 titanium alloy, designed and developed in Northwest Institute for Nonferrous Metal Research,is introduced. The results show that the new alloy has stable mechanical properties through the further research from laboratory to industrial scale. TC21 possesses good match among strength, plasticity, fracture toughness and d a /d N , which has a good promising for applications.

关 键 词：钛合金 损伤容限 TC21合金 研制 西北有色金属研究院 

分 类 号：V252.2[一般工业技术—材料科学与工程]