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金属学报  1977, Vol. 13 Issue (4): 289-365    
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降镍钴马氏体时效钢的研究
蔡其巩;朱静;何崇智;申辉旺;罗力更;宋为顺;于维乐
北京钢铁研究院;北京钢铁研究院;北京钢铁研究院;北京钢铁研究院;北京钢铁研究院;北京钢铁研究院;北京钢铁研究院
AN INVESTICATION OF A MARAGING STEEL WITH LOWER Ni AND Co CONTENTS
Tsai Chi-kung;Chu Ching;Ho Chung-chih;Shen Hui-wang;Luo Li-keng;Sung Wei-shun;Yu Wei-le Peking Institute of Iron and Steel Research
引用本文:

蔡其巩;朱静;何崇智;申辉旺;罗力更;宋为顺;于维乐. 降镍钴马氏体时效钢的研究[J]. 金属学报, 1977, 13(4): 289-365.
, , , , , , . AN INVESTICATION OF A MARAGING STEEL WITH LOWER Ni AND Co CONTENTS[J]. Acta Metall Sin, 1977, 13(4): 289-365.

全文: PDF(3584 KB)  
摘要: 实验表明,降镍钴含锰铬12Ni马氏体时效钢有较高的强度和较好的韧性。观察了这类钢的时效沉淀相和位错组态;分析了位错的易交滑移特性;根据六角密排相沿位错线的层错区沉淀机制讨论了实验结果,还提出了用合金中原子的平均电子浓度作为预测马氏体时效钢高温奥氏体的稳定性和溶解度的判据。这些为马氏体时效钢降镍钴和合理的合金化提供有益的看法。
Abstract:It is shown that Cr and Mn bearing 12Ni maraging steels with lower Niand Co contents are of high strength and toughness, Precipitates after aging,dislocation configurations and easy cross-slip behavior of dislocations have beenexamined. The results are discussed on the assumption that the hexagonal close-packed phases were precipitated along the stacking fault zone of the dislocationlines. In order to predict the stability and solubility of high-temperature austenitein maraging steels, a criterion has been suggested from the point of view ofaverage electron concentration per atom of the alloy. The criterion is helpful forrational alloying of maraging steels with lower Ni and Co contents.
收稿日期: 1977-04-18     
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