通过压缩蠕变试验研究了铸态和时效态(T6)Mg-5wt%Sn合金在应力为25MPa,温度为150、175和200℃下的高温蠕变性能,并测试了室温拉伸性能.结果表明,时效处理后的压蠕变性能有很大的提高,时效态合金室温抗拉强度也有明显改善.时效态合金高温压缩蠕变性能的提高和室温强度的改善与Mg2Sn弥散析出强化有关.
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