Re对γ'相粗化行为的影响

1.北京航空材料研究院,北京,100095

2.北京航空材料研究院,北京,100095

3.北京航空材料研究院,北京,100095

4.北京航空材料研究院,北京,100095

5.北京航空材料研究院,北京,100095

6.北京航空材料研究院,北京,100095

Effect of Re on coarsening behavior of γ' phase in Ni-base superalloy

研究了三种不同Re含量(wt%)的新型单晶高温合金(DD6+0Re合金, DD6+1Re合金, DD6+2Re合金)在1100℃下的γ'粗化动力学.结果表明,Re可以有效地阻碍γ'相的粗化,提高γ'相的粗化激活能,从而可以Re改善单晶高温合金的高温力学性能.

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