本文介绍了国外有关纳米晶Al-Mg合金的研究进展.传统的Al-Mg合金经纳米化后强度得到明显提升,但塑性普遍较低.国外提出了多种思路方法(包括组织优化、成分优化等)对纳米晶Al-Mg合金的强塑性进行优化,使纳米晶Al-Mg合金的强度和塑性得到匹配,研制出了高性能的Al-Mg合金.
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