采用低频扭摆仪研究了铁磁性形状记忆合金Ni50Ga27Fe17Co6的阻尼性能与应变振幅、频率及温度的关系.结果表明:当应变振幅小于7.5×10-5时,Ni50Ga27Fe17Co6合金的阻尼性能主要取决于频率,当应变振幅大于7.5×10-6时,其阻尼性能主要取决于应变振幅;当该合金处于马氏体相和奥氏体相共存时具有高阻尼性能,当应变振幅为5×10-5,频率为0.1 Hz时,合金最大阻尼值为0.11.
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