Issue34

M. Goto et alii, Frattura ed Integrità Strutturale, 34 (2015) 427-436; DOI: 10.3221/IGF-ESIS.34.48 436 [12] Vinogradov, A., Nagasaki, S., Patlan, V., Kitagawa, K., Kawazoe, M., Fatigue properties of 5056 Al-Mg alloy produced by equal-channel angular pressing, NanoStruct. Mater., 11 (1999) 925-934. [13] Chung, C.S., Kim, J.K., Kim, H.N., Kim, W.J., Improvement of high-cycle fatigue life in a 6061 Al alloy produced by equal channel angular pressing, Mater. Sci. Eng., A337 (2002) 39-44. [14] Pao, P.S., Jones, H.N., Cheng, S.F., Feng, C.R., Fatigue crack propagation in ultrafine grained Al-Mg alloy, Inter. J. Fatigue, 27 (2005) 1164-1169. [15] Collini, L., Fatigue crack growth resistance of ECAPed UFG copper, Eng. Fract. Mech., 77 (2010) 1001-1011. [16] Meyer, L.W., Sommer, K., Halle, T., Hockauf M. Crack growth in ultrafine-grained AA6063 produced by equal- channel angular pressing, J. Mater. Sci., 43 (2008) 7426-7431. [17] Nisitani, H., Goto, M., Kawagoishi, N., A small-crack growth law and its related phenomena, Eng. Fract. Mech., 41 (1992) 499-513. [18] Goto, M., Nisitani, H., Fatigue life prediction of heat-treated carbon steels and low alloy steels based on a small crack growth law, Fatigue Fract. Eng. Mater. Struct., 17 (1994) 171-185. [19] Zhang, J.Z., A shear band decohesion model for small fatigue crack growth in an ultra-fine grain aluminium alloy, Eng. Fract. Mech., 65 (2000) 665-681. [20] Goto, M., Kamil, K., Han, S.Z., Euh, K., Kim, S.S., Lee, J., Fatigue-induced grain coarsening and crack growth behavior in ultrafine grained copper under different loading histories, Int. J. Fatigue, 51 (2013) 57-67. [21] Zhang, Z.F., Wu, D.S., Li, Y.J., Liu, S.M., Wang, Z.G., Cyclic deformation and fatigue properties of Al–0.7 wt.% Cu alloy produced by equal channel angular pressing, Mater. Sci. Eng., A412 (2005) 279-286. [22] Agnew, S.R., Vinogradov, A., Hashimoto, S., Weetman, J.R., Overview of fatigue performance of Cu processed by severe plastic deformation, J. Electronic Mater., 28 (1999) 1038-1044. [23] Kunz, L., Lukáš, P., Svpboda, M., Fatigue strength, microstructural stability and strain localization in ultrafine-grained copper, Mater. Sci. Eng., A434 (2006) 97-104. [24] Valiev, R.Z., Kozlov, E.V., Ivanov, Yu. F., Lian, J., Nazarov, A.A., Baudelet, B., Deformation behaviour of ultra-fine grained copper, Acta Metall. Mater., 42 (1994) 2467-2475. [25] Goto, M., Han, S.Z., Kim, S.S., Kawagoishi, N., Lim, C.Y., Significance of non-equilibrium grain boundaries in surface damage formation of ultrafine-grained copper in high-cycle fatigue, Scripta Mater., 57 (2007) 293-296. [26] Mughrabi, H., Höppel, H.W., Cyclic deformation and fatigue properties of ultrafine grain size materials: current status and some criteria for improvement of the fatigue resistance, Mater. Sci. Res. Symp. Proc., (Eds. Farkas, D., Kung, H., Mayo, M., Swygenhoven, H.V., Mughrabi, H., and Weertman, J.), USA, 634 (2001) B2.1.1-12. [27] Goto, M., Han, S.Z., Euh, K., Kang, J-H., Kim, S.S., Kawagoishi, N., Formation of a high-cycle fatigue fracture surface and a crack growth mechanism of ultrafine grained copper with different stages of microstructural evolution, Acta Mater., 58 (2010) 6294-6305. [28] Xu, C., Wang, Q., Zheng, M., Li, J., Huang, M., Jia, Q., Zhu, J., Kunz, L., Buksa, M., Fatigue behavior and damage characteristics of ultra-fine grain low-purity copper processed by equal-channel angular pressing (ECAP), Mater. Sci. Eng., A475 (2008) 249-256. [29] Noda, N-A., Kagita, M., Variations of stress intensity factors of a semi-elliptical surface crack subjected to mode I, II, III loading, Inter. J. Pressure Vessels Piping, 81 (2004) 635-644. [30] Benthem, J.P., State of stress at the vertex of crack in a half-space, Int. J. Solids Struct., 13 (1977) 479–492. [31] Goto, M., Han, S.Z., Kim, C.J., Yamamoto, T., Kawagoishi, N., Crack initiation and small crack growth behavior of age-hardened Cu-6Ni-2Mn-2Sn-2AL alloys, J. Soc. Mater. Sci. Jpn., 53 (2004) 223-229. (in Japanese) [32] Goto, M., Han, S.Z., Yakushiji, T., Lim, C.Y., Kim, S.S., Formation process of shear bands and protrusions in ultrafine grained copper under cyclic stresses, Scripta Mater., 54 (2006) 2101-2106.

RkJQdWJsaXNoZXIy MjM0NDE=