金属学报  1993, Vol. 29 Issue (5): 23-27

论文 本期目录 | 过刊浏览 |

低碳低钒钢中细小沉淀对微裂纹扩展的影响

王四清;陈梦谪;柯俊

冶金工业部长沙矿冶研究院材料2室;工程师;长沙410012;北京科技大学;北京科技大学

EFFECT OF FINE PRECIPITATES ON PROPAGATION OF MICRO-CRACKS IN LOW CARBON LOW VANADIUM STEEL

CHEN Mengzhe;KE Jun University of Science and Technology BeijingWANG Siqing;engineer;Changsha Institute of Mining and Metallrugy;Ministry of Metallurgical Industry.Changsha 410012

王四清;陈梦谪;柯俊. 低碳低钒钢中细小沉淀对微裂纹扩展的影响[J]. 金属学报, 1993, 29(5): 23-27.
, , . EFFECT OF FINE PRECIPITATES ON PROPAGATION OF MICRO-CRACKS IN LOW CARBON LOW VANADIUM STEEL[J]. Acta Metall Sin, 1993, 29(5): 23-27.

摘要 参考文献 相关文章 Metrics 全文: PDF(1753 KB)   摘要: 在透射电镜下原位观察低碳低钒钢中细小第?相沉淀粒子(平均直径86nm)对微裂纹的形成与扩展的影响.结果表明,细小的第二相沉淀粒子(VC)群将通过阻碍裂纹尖端前方区域的位错运动,减缓局部区域薄化过程,阻碍微裂纹的形成和扩展,从而对微裂纹的扩展路径起一定的控制作用,而单个细小的第二相沉淀粒子对这种作用的影响将不大 关键词 ： 第二相沉淀粒子,  微裂纹扩展,  钒钢     Abstract：The fine second phase particles, average size about 86 nm, precipitating inferrite matrix of low carbon low vanadium steel will hinder the movement of dislocations infront of crack-tip, retard the thinning process in local area, and then proceed to impede theinitiation and propagation of micro-cracks. The propagating path of micro-cracks is control-led partly by the distribution of precipitates, a single particle has the action aforementionedweakly. Key words： second phase    precipitation    micro-crack    dislocation    V steel 收稿日期: 1993-05-18      基金资助:国家自然科学基金 服务 把本文推荐给朋友 加入引用管理器 E-mail Alert RSS 作者相关文章 王四清 陈梦谪 柯俊 44.8K 链接本文: https://www.ams.org.cn/CN/      或      https://www.ams.org.cn/CN/Y1993/V29/I5/23 1 Gladman T. Effect of Second-Phase Particles on the Mechanical Properties of Steel. London: The Iron and Steel Institute, 1971: 68 2 Fisher J R. Gurland J. Met Sci, 1981; 15: 185 3 Inoue T, Kinoshita S. Trans Iron Steel Inst Jpn. 1977: 17: 523 4 Ritchie R O. Thompson A W. Metall Trans, 1986; 16A: 233 5 Chan I Y. Wilsdorf H G F. Acta Metall, 1981; 29: 1221 6 Benson J P, Edmonds D V. In: Taplin DMR ed., Fracture 1977． Vol. Ⅱ, Proc 4th Int Conf on Fracture, New York: Pergamon, 1978: 65 7 张以增.戴蜀娟.邹鸿承,苗丕峰.金属学报,1987;23:A403 8 Jagannadham K, Wilsdorf H G F. Mater Sci Eng, 1986: A81: 273 9 Ohr S M. Mater Sci Eng, 1985; A72: 1= No related articles found! Viewed Full text Abstract Cited   Shared      Discussed