Si对高Nb-TiAl合金组织及室温拉伸性能的影响*
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EFFECT OF Si ADDITION ON THE MICROSTRUCTURE AND ROOM TEMPERATURE TENSILE PROPERTIES OF HIGH Nb-TiAl ALLOY
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图8. HT4试样的SEM-BSE像 |
Fig.8. SEM-BSE images of e1 precipitation in grain boundary (a), and e2 and e3 precipitations in lamella in sample HT4 (Inset in Fig.8a shows the high magnified image of rectangular area) |
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