采用扫描电镜原位观测了数微米大小夹杂物对超高强度钢疲劳裂纹萌生及扩展的影响,并用有限元法解释了夹杂物尺寸和形状对疲劳裂纹萌生及初期扩展的影响程度,得到了超高强度钢低周疲劳裂纹萌生与扩展特性和夹杂物对疲劳破坏的关键尺寸的估计值.同时,讨论了现行实验方法对确定铁基材料裂纹扩展速率的作用.
参考文献
[1] | Zhou S,Murakami Y,Beretta S,Fukushima Y.Mater Sci Technol,2002;18:1535 |
[2] | Pan T,Yang Z G,Bai B Z,Fang H S.Acta Metall Sin,2003;39:1037(潘涛,杨志刚,白秉哲,方鸿生.金属学报,2003;39:1037) |
[3] | Goto H,Miyazawa K,Tanaka T.ISIJ Int,1995;5:286 |
[4] | Shih T Y,Araki T.Trans Irons Steel Inst Jpn,1973;13:11 |
[5] | Wang X S,Li Y Q.Acta Mech Solid Sin,2003;16:327 |
[6] | Zhang J M,Zhang J F,Yang Z G,Li S X,Hui W J,Weng Y Q.Acta Metall Sin,2004;40:846(张继明,张建锋,杨振国,李守新,惠卫军,翁宇庆.金属学报,2004;40:846) |
[7] | Yang Z G,Zhang J M,Li S X,Chu Z M,Hui W J,Weng Y Q.Acta Metall Sin,2004;40:367(杨振国,张继明,李守新,褚作明,惠卫军,翁宇庆.金属学报,2004;40:367) |
[8] | Hui W J,Dong H,Weng Y Q,Shi J,Nie Y H,Chu Z M,Chen Y B.Acta Metall Sin,2004;40:561(惠卫军,董瀚,翁宇庆,时捷,聂义宏,褚作明,陈蕴博.金属学报,2004;40:561) |
[9] | Wang X S,Zhu S Q,Kawagoishi N,Nisitani H.Acta Met0all Sin (Engl Lett),2001;14:271 |
[10] | Wang X S,Kawagoishi N.J Iron Steel Res Int,2003;10(2):58 |
[11] | Wang X S,Lu X,Wang D H.Mater Sci Eng,2004;A364:11 |
[12] | Wang X S,Fan J H.J Mater Sci,2004;39:2617 |
[13] | Wang X S,Xu Y,Xu X Q.J Appl Comp Mater,2004;11:145 |
[14] | Wang X S,Xu Y.J Nucl Mater,2004;328(2-3):243 |
[15] | Wang X S,Li Y Q,Yu S W.J Exp Technol,2003;27(2):31 |
[16] | Murakami Y,Endo M.Eng Fract Mech,1983;17:1 |
[17] | Wu C Z,Shih T S.Mater Trans,2003;44:995 |
[18] | Murakami Y,Endo M.Int J Fatigue,1994;16;163 |
[19] | Yates Y,Shi G,Atkinson H V,Sellars C M,Anderson C W.Fatigue Fract Eng Mater Struct,2002;25:667 |
[20] | Wang X S,Zhang L N,Xie X S.J Mater Sci Technol,in press |
[21] | Melander A.Int J Fatigue,1990;12:154 |
[22] | Tanaka T,Mura T.J Appl Mech,1981;48:97 |
[23] | Patton E M,Santare M H.Int J Fract,1990;46:71 |
[24] | Santare M H,Keer L M.Trans ASME,1986;53:382 |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分:
-
10%
-
20%
-
30%
-
40%
-
50%