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Abstract:
研究了Mg-6Al-2Sr-xNd镁合金的显微组织和常温力学性能,探讨了合金中Nd与Sr复合添加后的存在形式及不同含量的Nd对合金常温力学性能的影响.结果表明:Al4Sr相呈网状沿晶界分布,而Al11Nd3相呈颗粒状或针状,在晶内、晶界均有析出.Al4Sr相在晶界起到了阻止晶界滑移的作用,Al11Nd3相在晶内有钉扎位错的作用,晶界晶内的双重强化提高了合金的强度.合金的抗拉强度、屈服强度和伸长率均在含Nd量为1.0%时达到了峰值.
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特种铸造及有色合金
ISSN: 1001-2249
Year: 2007
Issue: 6
Volume: 27
Page: 482-484
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 11
Chinese Cited Count:
30 Days PV: 8
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