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金属学报  1991, Vol. 27 Issue (3): 46-50    
  论文 本期目录 | 过刊浏览 |
Fe-Ni-Co-Ti合金中弥散析出的γ′粒子对马氏体形态的影响
崔立山;杨大智;李国斌;朱敏
锦州工学院;大连理工大学;大连理工大学;大连理工大学
INFLUENCE OF DISPERSED γ′ ECIPITATEDPARTICLES ON MARTENSITE MORPHOLOGY IN Fe-Ni Co-Ti ALLOYS
CUI Lishan Jinzhou Institute of Technology; YANG Dazhi; LI Guobin ZHU Min Dalian University of Technology
引用本文:

崔立山;杨大智;李国斌;朱敏. Fe-Ni-Co-Ti合金中弥散析出的γ′粒子对马氏体形态的影响[J]. 金属学报, 1991, 27(3): 46-50.
, , , . INFLUENCE OF DISPERSED γ′ ECIPITATEDPARTICLES ON MARTENSITE MORPHOLOGY IN Fe-Ni Co-Ti ALLOYS[J]. Acta Metall Sin, 1991, 27(3): 46-50.

全文: PDF(1961 KB)  
摘要: Fe-Ni-Co-Ti合金中弥散析出的γ′粒子,当直径在20—50nm时,低温下生成的马氏体具有薄片状马氏体特征;由于γ′粒子的钉扎作用,马氏体界面不光滑.当γ′粒子直径小于5nm时,低温下生成具有良好热弹性的薄片状马氏体;当γ′粒子直径大于5nm,出现断续状马氏体,而且随γ′粒子的长大,断续状马氏体变大,数量增多.当γ′粒子直径为10—15nm时,低温下生成透镜状或蝶状马氏体。
关键词 FeNiCoTi合金γ′(Ni_3Ti)粒子马氏体形态    
Abstract:The martensite is featured as thin plate when the γ′dispersed precipi-tated particles are the size of about 20--50 nm formed at low temperature in Fe-iN-Oo-Ti alloys. The interface of martensite plate is not smooth. If the γ′particlesare sized less than 5 nm, the thin plate martensite with thermoelasticity may befound at low temperature, while greater than 5 nm, the intermittent martensite mayoccur, and increase both in size and quantity with the coarsening of the γ′parti-cles. The lenticular or butterfly martensite is formed at low temperature until theγ′particles up to 10--15 nm.
Key wordsFe-Ni-Co-Ti alloy    γ′(Ni_3Ti) particle    martensite morphology
收稿日期: 1991-03-18     
基金资助:国家自然科学基金
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