Enhancing the fatigue property of rolled AZ31 magnesium alloy by controlling {10-12} twinning-detwinning characteristics

Journal of Materials Research

Volumn 25, Issue 4, 2010, Pages 784-792

  Hong, Seong Gu ^a   Park, Sung Hyuk ^b   Lee, Chong Soo ^b  

^a Korea Research Institute of Standards and Science   (South Korea)

^b Pohang University of Science and Technology (POSTECH)   (South Korea)

Author keywords

[No Author keywords available]

Indexed keywords

AZ31 MAGNESIUM ALLOY; DETWINNING; FATIGUE DEFORMATION; FATIGUE PROPERTIES; FATIGUE RESISTANCE; MEAN STRESS; PLASTIC DEFORMATION MECHANISMS; PRE-COMPRESSION; TENSILE FLOW;

DEFORMATION; MAGNESIUM; MAGNESIUM ALLOYS;

TENSILE STRAIN;

EID: 77955275178     PISSN: 08842914     EISSN: None     Source Type: Journal    
DOI: 10.1557/JMR.2010.0094     Document Type: Article

References (21)

1. M.R. Barnett: Twinning and the ductility of magnesium alloys: Part I: "Tension" twins. Mater. Sci. Eng., A 464, 1 (2007).
2. L. Jiang, J.J. Jonas, A.A. Luo, A.R. Sachdev, and S. Godet: Influence of {10-12} extension twinning on the flow behavior of AZ31 Mg alloy. Mater. Sci. Eng., A 445-446, 302 (2007).
3. Y.V.R.K. Prasad and R.P. Rao: Effect of crystallographic texture on the kinetics of hot deformation of rolled Mg-3Al-1Zn alloy plate. Mater. Sci. Eng., A 432, 170 (2006).
4. Y. Chino, K. Kimura, and M. Mabuchi: Deformation characteristics at room temperature under biaxial tensile stress in textured AZ31 Mg alloy sheets. Acta Mater. 57, 1476 (2009).
5. S.R. Agnew and Ö. Duygulu: Plastic anisotropy and the role of non-basal slip in magnesium alloy AZ31B. Int. J. Plast. 21, 1161 (2005).
6. C.H. Cáceres, T. Sumitomo, and M. Veidt: Pseudoelastic behaviour of cast magnesium AZ91 alloy under cyclic loadingunloading. Acta Mater. 51, 6211 (2003).
7. M.D. Nave and M.R. Barnett: Microstructures and textures of pure magnesium deformed in plane-strain compression. Scr. Mater. 51, 881 (2004).
8. S.H. Choi, E.J. Shin, and B.S. Seong: Simulation of deformation twins and deformation texture in an AZ31 Mg alloy under uniaxial compression. Acta Mater. 55, 4181 (2007).
9. S.H. Park, S.G. Hong, and C.S. Lee: Activation mode dependent {10-12} twinning characteristics in a polycrystalline magnesium alloy. Scr. Mater. 62, 202 (2010).
10. S. Kleiner and P.J. Uggowitzer: Mechanical anisotropy of extruded Mg-6% Al-1% Zn alloy. Mater. Sci. Eng., A 379, 258 (2004).
11. Y.N. Wang and J.C. Huang: The role of twinning and untwinning in yielding behavior in hot-extruded Mg-Al-Zn alloy. Acta Mater. 55, 897 (2007).
12. X.Y. Lou, M. Li, R.K. Boger, S.R. Agnew, and R.H. Wagoner: Hardening evolution of AZ31B Mg sheet. Int. J. Plast. 23, 44 (2007).
13. G. Proust, C.N. Tomé, A. Jain, and S.R. Agnew: Modeling the effect of twinning and detwinning during strain-path changes of magnesium alloy AZ31. Int. J. Plast. 25, 861 (2009).
14. S.M. Yin, H.J. Yang, S.X. Li, S.D. Wu, and F. Yang: Cyclic deformation behavior of as-extruded Mg-3%Al-1%Zn. Scr. Mater. 58, 751 (2008).
15. L. Wu, A. Jain, D.W. Brown, G.M. Stoica, S.R. Agnew, B. Clausen, D.E. Fielden, and P.K. Liaw: Twinning-detwinning behavior during the strain-controlled low-cycle fatigue testing of a wrought magnesium alloy, ZK60A. Acta Mater. 56, 688 (2008).
16. L. Wu, S.R. Agnew, D.W. Brown, G.M. Stoica, B. Clausen, A. Jain, D.E. Fielden, and P.K. Liaw: Internal stress relaxation and load redistribution during the twinning-detwinning-dominated cyclic deformation of a wrought magnesium alloy, ZK60A. Acta Mater. 56, 3699 (2008).
17. P.R.V. Evans, N.B. Owen, and L.N. McCartney: Mean stress effects on fatigue crack growth and failure in a rail steel. Eng. Fract. Mech. 6, 183 (1974).
18. Y. Bao and R. Treitler: Ductile crack formation on notched A12024-T351 bars under compression-tension loading. Mater. Sci. Eng., A 384, 385 (2004).
19. S.M. Yin, F. Yang, X.M. Yang, S.D. Wu, S.X. Li, and G.Y. Li: The role of twinning-detwinning on fatigue fracture morphology of Mg-3%Al-1%Zn alloy. Mater. Sci. Eng., A 494, 397 (2008).
20. R.W. Landgraf: Achievement of high fatigue resistance in metals and alloys. ASTM Spec. Tech. Publ. 467, 3 (1970).
21. S. Suresh: Fatigue of Materials (Cambridge University Press, Cambridge, UK, 1998).