研究了Fe-15Ce合金及纯Fe、纯Ce在600和700℃下H2-H2S-CO2中的腐蚀行为.Fe-15Ce合金的腐蚀速度比纯Fe慢但比纯Ce快得多.腐蚀后合金表面形成多层的腐蚀产物膜,最外层是基体金属的硫化物(FeS),中间层为两种金属化合物组成的混合区,最内层为Ce在O和S作用下的内腐蚀区.合金中15 mass%的Ce不足以阻止基体金属的硫化,这主要与Ce在Fe中有限的溶解度及合金中存在富Ce相有关.
参考文献
| [1] | Y Niu, F Gesmundo, F Viani. Corros. Sci. 1994, 36: 423 |
| [2] | Y Niu, F Gesmundo, F Viani. Corros. Sci. 1994, 36: 853 |
| [3] | K N Strafford, G R Winstanley, J M Harrison. Werkst. Korros. 1974, 25:487 |
| [4] | C N R Rao, K P R Pisharody. Progress in Solid State Chemistry, J O Mc Caldin, G Somorjai Eds. Pergamon Press, New York, 1975, Vol. X, 207 |
| [5] | P Castello, G Y Fu, Y Niu et al. Oxid. Met. 1998, 49:71 |
| [6] | Y Niu, F Gesmundo, F Viani. Corros. Sci. 1994, 36:1885 |
| [7] | Y Niu, F Gesmundo, R Yan et al. Corros. Sci. 1999, 41: 989 |
| [8] | F Gesmundo, F Viani, Y Niu. Oxid. Met. 1994, 42: 409 |
| [9] | F Gesmundo, F Viani, Y Niu. Oxid. Met. 1994, 43: 379 |
| [10] | C Wagner, Z Elektrochem. 1959, 63: 772 |
| [11] | F Gesmundo, F Viani, Y Niu. Oxid. Met. 1996, 45:51 |
| [12] | F Gesmundo, F Viani, Y Niu. Oxid. Met. 1997,47:355. |
| [13] | Y Niu, G Y Fu, W T Wu et al. High Temp. Mater. & Proc.1999, 18:159. |
| [14] | F Gesmundo, F Viani, Y Niu et al. Oxid. Met. 1993, 40: 373 |
| [15] | F Gesmundo, F Viani, Y Niu et al. Oxid. Met. 1994, 42:465 |
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%