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报导了对Al3Ti结合合金进行复相强化的研究,利用适量的Nb合金化,在L12Al3Ti基体中形成分散的第二相,其室温和高温强度显著提高,韧性也有改善.改变制备工艺,使合金发生重有序和析出过程,形成具有高度弥散微粒的复相细晶组织,合金的室温和高温强度进一步提高.并探讨了其强韧化作用机理.

参考文献

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