钒合金是一种理想的聚变堆侯选结构材料,为了解决其聚变应用所面临的氢脆问题,应用自行研制的几种V-Cr-Ti-Al-Si合金材料,通过气相渗氢后的拉伸试验,测试了合金在不同氢氧含量下的拉伸性 能,研究了合金元素及氢、氧对钒合金拉伸性能的影响.结果表明:合金元素Al、Si、Cr均有较强的固溶强化效果,其中Al还可有效地降低合金的氧含量,削弱氧对合金性能的影响,使合金具有较高的塑性;氢使钒合金的脆性增加,其中尤其以含Al、Si元素的钒合金的氢脆效应最为明显.
参考文献
| [1] | Taylor NP.;Petti DA.;McCarthy KA.;Forty CBA. .The impact of materials selection on long-term activation in fusion power plants[J].Journal of Nuclear Materials: Materials Aspects of Fission and Fusion,2000(Pt.A):28-34. |
| [2] | Smith D L;CHUNG H M;MATSUI H et al.Progress in vanadium alloy development for fusion applications[J].Fusion Engineering and Design,1998,41:7-14. |
| [3] | ZUCCHETTI M .Impurity concentration limits and activation in fusion reactor structural materials[J].Fusion Technology,1991,19(02):294-303. |
| [4] | KELLER J G;DOUGLASS D L .The high-temperature oxidation behavior of vanadium-aluminum alloys[J].Oxidation of Metals,1991,36(5-6):439-464. |
| [5] | LOOMIS B A;SMITH D L .Vanadium alloys for struc tural applications in fusion systems: a review of vanadium alloy mechanical and physical properties[J].Journal of Nuclear Materials,1992,191-194:84-91. |
| [6] | LOOMIS B A;SMITH D L;GARNER F A .Swelling of neutron-irradiated vanadium alloys[J].Journal of Nuclear Materials,1991,179-181:771-774. |
| [7] | BLOOM E E;CONN R W;Davis J W et al.Low ac tivation materials for fusion applications[J].Journal of Nuclear Materials,1984,122-123:17-26. |
| [8] | Aoyagi K.;Suda T.;Ohnuki S.;Torres EP. .Effect of hydrogen accumulation on mechanical property and microstructure of V-Cr-Ti alloys[J].Journal of Nuclear Materials: Materials Aspects of Fission and Fusion,2000(Pt.B):876-879. |
| [9] | Natesan K.;Soppet WK. .Performance of V-Cr-Ti alloys in a hydrogen environment[J].Journal of Nuclear Materials: Materials Aspects of Fission and Fusion,2000(Pt.B):1316-1321. |
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%