金属学报  1987, Vol. 23 Issue (1): 92-94

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氢对钛合金中位错速度应力指数的影响

曹名洲;杨柯;万晓景

中国科学院金属研究所;中国科学院金属研究所;中国科学院金属研究所

EFFECT OF HYDROGEN ON DISLOCATION VELOCITY-STRESS EXPONENTS OF Ti ALLOYS

CAO Mingzhou YANG Ke WAN Xiaojing (Institute of Metal Research;Academia Sinica;Shenyang)

曹名洲;杨柯;万晓景. 氢对钛合金中位错速度应力指数的影响[J]. 金属学报, 1987, 23(1): 92-94.
, , . EFFECT OF HYDROGEN ON DISLOCATION VELOCITY-STRESS EXPONENTS OF Ti ALLOYS[J]. Acta Metall Sin, 1987, 23(1): 92-94.

摘要 参考文献 相关文章 Metrics 全文: PDF(210 KB)   摘要: <正> 1959年 Johnston 和 Gilman 提出位错运动速度 v 与有效应力 σ~*之间的经验公式为:V=B(σ~*)~(m*) (1)其中 B 是系数,m~*称为位错速度的应力指数。用应力弛豫法可以测定 m~*值,如下式所示: Abstract：The dislocation velocity-stress exponents,m~*,of commercial pure Ti,Ti-6Al-4V and Ti-15Mo alloys,which were charged with hydrogen,were measured by means of the stress relaxation method at room temperature.The results show that when hydrogen concentration in pure Ti,Ti-6Al-4V and Ti-15Mo alloys exceeds 310,620 and 1100 ppm respectively, the m~* value increases as the increasing of hydrogen concentration,that seems to be due to decreasing the binding energy of lattice. 收稿日期: 1987-01-18      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 曹名洲 杨柯 万晓景 44.8K 链接本文: https://www.ams.org.cn/CN/      或      https://www.ams.org.cn/CN/Y1987/V23/I1/92 1 Johnston W J,Gilman J J.J Appl Phys.1959;30:129 2 Li J C M.Can J Phys.1967;45;493 3 尹万全,苏会和,徐永波,秦荣士,刘民治.金属学报,1985;21:A323 4 Troiano A R.Trans ASM,1960;52:54 5 万暁景,杨柯,曹名洲.金属学报,1986;22:189 6 Tien J K.Metall Trans,1976;7A:821h No related articles found! Viewed Full text Abstract Cited   Shared      Discussed