X-ray computed tomography vs. metallography for pore sizing and fatigue of cast Al-alloys

作者: Gianni Nicoletto , Giancarlo Anzelotti , Radomila Konečná

DOI: 10.1016/J.PROENG.2010.03.059

关键词: PorosityCastingMaterials scienceStress concentrationCharacterization (materials science)Finite element methodMetallographyMetallurgySizingTomography

摘要: … to the fatigue behavior of Al-Si alloys. The severity of casting pores in fatigue is related to a … In this contribution two experimental techniques, namely X-ray computed tomography and …

参考文章(13)
H Mayer, M Papakyriacou, B Zettl, S.E Stanzl-Tschegg, Influence of porosity on the fatigue limit of die cast magnesium and aluminium alloys International Journal of Fatigue. ,vol. 25, pp. 245- 256 ,(2003) , 10.1016/S0142-1123(02)00054-3
Y. X. GAO, J. Z. YI, P. D. LEE, T. C. LINDLEY, The effect of porosity on the fatigue life of cast aluminium-silicon alloys Fatigue & Fracture of Engineering Materials & Structures. ,vol. 27, pp. 559- 570 ,(2004) , 10.1111/J.1460-2695.2004.00780.X
M. J. Couper, A. E. Neeson, J. R. Griffiths, CASTING DEFECTS AND THE FATIGUE BEHAVIOUR OF AN ALUMINIUM CASTING ALLOY Fatigue & Fracture of Engineering Materials & Structures. ,vol. 13, pp. 213- 227 ,(1990) , 10.1111/J.1460-2695.1990.TB00594.X
Q. G. Wang, P. E. Jones, Prediction of fatigue performance in aluminum shape castings containing defects Metallurgical and Materials Transactions B-process Metallurgy and Materials Processing Science. ,vol. 38, pp. 615- 621 ,(2007) , 10.1007/S11663-007-9051-4
C SONSINO, J ZIESE, Fatigue strength and applications of cast aluminium alloys with different degrees of porosity International Journal of Fatigue. ,vol. 15, pp. 75- 84 ,(1993) , 10.1016/0142-1123(93)90001-7
Q.G Wang, D Apelian, D.A Lados, Fatigue behavior of A356-T6 aluminum cast alloys. Part I. Effect of casting defects Journal of Light Metals. ,vol. 1, pp. 73- 84 ,(2001) , 10.1016/S1471-5317(00)00008-0
J-Y. Buffière, S. Savelli, P.H. Jouneau, E. Maire, R. Fougères, Experimental study of porosity and its relation to fatigue mechanisms of model Al–Si7–Mg0.3 cast Al alloys Materials Science and Engineering A-structural Materials Properties Microstructure and Processing. ,vol. 316, pp. 115- 126 ,(2001) , 10.1016/S0921-5093(01)01225-4