本文主要研究了Fe73.5Cu1Nb3Si13.5B9纳米晶带材在不同的热处理工艺和压应力条件下的软磁性能变化情况.结果表明:带材在550℃×1h热处理工艺时将晶化成纳米晶材料,此时带材软磁性能最好;纳米晶带材的|μ|,受压应力影响大,尤其是在小于0.2MPa压应力作用下,软磁性能变化非常敏感,|μ|随压力增加而迅速下降;带材Q值在小于0.2MPa压应力作用下变化非常敏感,Q值随压力增加而迅速下降.当压应力大于0.2MPa时,Q值随压应力变化不明显,压应力不影响带材Q值随频率的变化规律.
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