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金属学报  1983, Vol. 19 Issue (4): 19-144    
  论文 本期目录 | 过刊浏览 |
Cu-Al-Zn-Mn-Ni合金的马氏体形态和形状记忆效应
赵连城;孙东立;雷廷权
哈尔滨工业大学;哈尔滨工业大学;哈尔滨工业大学
MARTENSITE MORPHOLOGY AND SHAPE MEMORY EFFECT OF A Cu-Al-Zn-Mn-Ni ALLOY
by ZHAO Liancheng; SUN Dungli; LEI Tingquan (Harbin Institute of Technology) (Manuscript received 22 June; 1982; revised manuscript 20 November; 1982)
引用本文:

赵连城;孙东立;雷廷权. Cu-Al-Zn-Mn-Ni合金的马氏体形态和形状记忆效应[J]. 金属学报, 1983, 19(4): 19-144.
, , . MARTENSITE MORPHOLOGY AND SHAPE MEMORY EFFECT OF A Cu-Al-Zn-Mn-Ni ALLOY[J]. Acta Metall Sin, 1983, 19(4): 19-144.

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摘要: 本文研究了Cu-10.10%Al-4.51%Zn-3.76%Mn-0.39%Ni合金的马氏体形态和形状记忆效应。结果表明,合金在冷却时形成的马氏体呈矛头状自协作形态,应力诱发形成的马氏体为细条状。这两种形态马氏体均为热弹性型,具有良好的记忆性能。试验确定,空冷和热轧态试样的记忆性能最佳,最大恢复率可达95%以上。急冷淬火获得的马氏体记忆效应略低且恢复温度较高。直接淬入液氮时,偶有爆发型马氏体出现,初步的能谱分析表明,爆发型马氏体的含Mn量较低。
Abstract:The martensite morphology and the shape memory effect of the Cu-10.10% A1-4.51%Zn-3.76%Mn-0.39%Ni aUoy have been studied. It was shown that the martensite formed on cooling is of the spear type of self-accommodating configuration, but the stress-induced martensite is of the sheet type. These two morphologies are thermoelastic martensites having good shape memory effect. Experimental results indicate that the air-cooled and hot-rolled specimens have the best shape memory property with the maximum recovery ratio greater than 95%. Martensite obtained by rapid quenching has a slightly lower shape memory effect and a higher recovery temperature. Burst-type martensite occasionally appears when the specimen is cooled directly into liquid nitrogen. Preliminary energy dispersive spectrum analysis has shown that the Mn content of the burst type martensite is slightly lower than that of other morphologies.
收稿日期: 1983-04-18     
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