研究了深冷淬火+退火对FeMnSiCrNi形状记忆效应的影响.结果表明:通过深冷淬火+退火处理能细化组织,有效地改善合金的形状记忆效应,在-50 ℃左右深冷淬火+450℃退火10 min后形状记忆效应最佳,当变形量为5%时,提高最为显著,形状恢复率可提高35%左右,比水冷淬火+退火高15%左右.深冷后在400～600℃退火,效果较好.
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