合金元素Si在钛合金中作用的研究进展  

Research Development of the Effect of Si Element on Titanium Alloy

作　　者：董飞[1] 何国强[1] 张贵田[1] 

机构地区：[1]西北工业大学航天学院,陕西西安710012

出　　处：《金属热处理》2007年第11期5-10,共6页Heat Treatment of Metals

摘　　要：综述了Si在钛合金中作用的文献成果。主要内容包括Si在钛合金中存在状态及Si对钛合金室温、高温性能的影响。重点以蠕变和热稳定性能为主线,归纳总结了Si对钛合金高温性能的影响机理,并提出了含Si高温钛合金的设计原则,以期对以后高温钛合金的研究和设计提供帮助。A review of the effect of Si element on titanium alloy was presented.The Si element existing shape in titanium alloy and the effect of Si on high-temperature properties were reviewed in details.Based on the existing publications and the relationship between thermal stability and creep properties,the effecting mechanism of Si element on high-temperature properties was summed up,and design philosophy of high-temperature titanium was output.The results will produce effect on the alloying design and further research of high-temperature titanium alloy.

关 键 词：钛合金 硅化物 蠕变 热稳定性能 

分 类 号：TG146.43[一般工业技术—材料科学与工程]