Cu含量对SiC/Al-Mg-Si-Cu复合材料自然时效负面效应的影响
Influence of Cu Content on the Negative Effect of Natural Aging in SiC/Al-Mg-Si-Cu Composites
(a, b) x = 0 (c, d) x = 0.2 (e, f) x = 1.0
Cu含量对SiC/Al-Mg-Si-Cu复合材料自然时效负面效应的影响 |
| 朱士泽, 王东, 王全兆, 肖伯律, 马宗义 |
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Influence of Cu Content on the Negative Effect of Natural Aging in SiC/Al-Mg-Si-Cu Composites |
| ZHU Shize, WANG Dong, WANG Quanzhao, XIAO Bolv, MA Zongyi |
| 图3 17%SiC/Al-1.2Mg-0.6Si-xCu (x = 0、0.2、1.0)复合材料AA状态和NA/AA (淬火后先自然时效14 d，然后170℃下人工时效6 h)状态下析出相的TEM明场像及相应的析出相长度统计结果 (a, b) x = 0 (c, d) x = 0.2 (e, f) x = 1.0 |
| Fig.3 TEM bright-filed images of precipitates in 17%SiC/Al-1.2Mg-0.6Si-xCu (x = 0, 0.2, and 1.0) composites in the AA state (a, c, e) and the NA/AA state (b, d, f) (The illustrations in upper right corners are corresponding images of precipitate length distribution, and NA/AA represents natural aging at room temperature for 14 d then artificial aging at 170oC for 6 h) |
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