通过TEM观察了不同Zr含量Ti-1100合金中硅化物的析出形貌及分布规律.由实验结果、Ti-Zr-Si三元相图和相关文献推测了基于Ti-1100合金成分的赝Ti-Zr-Si三元相图Si含量为0.76%(原子分数)的变温截面.通过TEM观察结果和相图分析显示,随着Zr含量的增加,Ti-1100合金中硅化物溶解温度升高,同时合金中Si元素的溶解度降低.这些变化导致合金析出硅化物的整体尺寸增大、体积分数增加,硅化物的析出位置也由以β相为主变成以α相为主.
参考文献
| [1] | Lee D H,Nam S W,Choe S J.Scr Metall,1999; 40:265 |
| [2] | Weinem D,Kumpfert J,Peters M,Kaysser W A.Mater Sci Eng,1996; A206:55 |
| [3] | БорисовЕА ed.,Translated by ChenSQ.Metallography of Titanium Alloys.Beijing:National Defence Industry Press,1980:4(БорисоаЕА著.陈石卿译.钛合金金相学.北京:国防工业出版社,1980:4) |
| [4] | Yan Y,Han D,Cao M Z.Chin J Mater Res,1996; 10:587(颜莹,韩东,曹名洲.材料研究学报,1996;10:587) |
| [5] | Chen W F,Shi Y F.Rare Mater Eng,1999; 28:323 |
| [6] | Rosenberger A H,Madsen A,Ghonem H.J Mater Eng Perform,1995; 2:182 |
| [7] | Madsen A,Ghonem H.Mater Sci Eng,1994; A177:63 |
| [8] | Boyer R,Weksch G,Collings E W.Materails Properties Handbook:Titanium Alloys.Materials Park,OH:AMS,1994:411 |
| [9] | Cui W F,Liu C M,Zhou L,Luo G Z.Mater Sci Eng,2002; A323:192 |
| [10] | Singh A K,Ramachandra C.J Mater Sci,1997; 32:229 |
| [11] | Ramachandra C,Singh V.Metall Trans,1992; 23A:689 |
| [12] | Bulanova M,Firstov S,Gornaya I,Miracle D.J Alloys Compd,2004; 384:106 |
| [13] | Weinem D,Kumpfert J,Peters M,Kaysser W A.Mater Sci Eng,1996; A206:55 |
| [14] | Lütjering G,Williams.Titaniu.Heidelberg:Springer-Verlag 2003:232 |
| [15] | Cui Z Q.Metallurgy and Heat Treatment.Beijing:China Machine Press,2000:138(崔忠圻.金属学与热处理.北京:机械工业出版社,2000:138) |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%