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光学浮区法制备定向生长Ti-44.5Al-3Nb-0.8Si-0.2C合金
胡轶嵩; 金浩; 刘荣华; 崔玉友; 线全刚; 杨锐
2014-09-25
Source Publication材料热处理学报
Issue9Pages:45-48
Abstract在无籽晶的生长条件下,利用光学浮区定向凝固炉制备了Ti-44.5Al-3Nb-0.8Si-0.2C合金定向试棒。从试棒中切取择优取向的晶粒作为籽晶,引晶自身并成功得到片层界面平行生长方向的定向试棒。结果表明,该试棒的室温屈服强度约为722 MPa,伸长率约为3.9%。SEM观察发现,大量条形硅化物在片层组织中析出。实验结果表明:该合金片层组织具有较好的热稳定性,具备引晶功能,但硅化物的存在使得合金室温塑性略低。
description.department沈阳发动机设计研究所 ; 中国科学院金属研究所
KeywordTi-44.5al-3nb-0.8si-0.2c合金 光学浮区炉 引晶生长 硅化物
Language中文
Document Type期刊论文
Identifierhttp://ir.imr.ac.cn/handle/321006/73569
Collection中国科学院金属研究所
Recommended Citation
GB/T 7714
胡轶嵩,金浩,刘荣华,等. 光学浮区法制备定向生长Ti-44.5Al-3Nb-0.8Si-0.2C合金[J]. 材料热处理学报,2014(9):45-48.
APA 胡轶嵩,金浩,刘荣华,崔玉友,线全刚,&杨锐.(2014).光学浮区法制备定向生长Ti-44.5Al-3Nb-0.8Si-0.2C合金.材料热处理学报(9),45-48.
MLA 胡轶嵩,et al."光学浮区法制备定向生长Ti-44.5Al-3Nb-0.8Si-0.2C合金".材料热处理学报 .9(2014):45-48.
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