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- W2336280843 abstract "采用真空熔炼制备不同稀土含量的Cu-30Ni-20Fe-5Al合金,研究了稀土含量对铸态Cu-30Ni-20Fe-5Al合金组织和流动性能的影响及内在机制。结果表明,铸态Cu-30Ni-20Fe-5Al合金由α-Cu和NiAl化合物两相组成,NiAl相以不规则环状分布,其不规则环状内外两侧存在较大的Fe元素偏析;加入混合稀土后,随混合稀土含量的增加,铸态合金中NiAl相变为球状、棒状独立存在,晶界处出现富稀土相的析出;当混合稀土含量达到0.78%时,不规则环状NiAl相球化效果最好;在流动性试验中,加入0.78%混合稀土元素与不加混合稀土元素比较,自制螺旋试样长度增加25%,合金的流动性能最好。" @default.
- W2336280843 created "2016-06-24" @default.
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- W2336280843 date "2012-01-01" @default.
- W2336280843 modified "2023-09-24" @default.
- W2336280843 title "混合稀土对Cu-30Ni-20Fe-5Al微观组织及流动性的影响" @default.
- W2336280843 hasPublicationYear "2012" @default.
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