The improvement of constituent dissolution and mechanical properties of 7055 aluminum alloy by stepped heat treatments

Journal of Materials Processing Technology

Volumn 142, Issue 1, 2003, Pages 190-196

  Chen, Kanghua ^a   Liu, Hongwei ^a   Zhang, Zhuo ^a   Li, Song ^a   Todd, Richard I ^b  

^a CENTRAL SOUTH UNIVERSITY   (China)

^b UNIVERSITY OF OXFORD   (United Kingdom)

Author keywords

7055 aluminum alloy; Constituents; Mechanical properties; Melting reaction; Microstructure; Stepped heat treatment

Indexed keywords

ALUMINUM ALLOYS; DISSOLUTION; FRACTURE TOUGHNESS; MICROSTRUCTURE; SOLUTIONS; TENSILE STRENGTH;

MELTING REACTIONS;

HEAT TREATMENT;

EID: 0141755112     PISSN: 09240136     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0924-0136(03)00597-1     Document Type: Article

References (17)

1. Lukasak D.A., Hart R.M. Strong aluminum alloy shaves airframe weight. Adv. Mater. Process. 10:1991;46.
2. Srivatsan T.S., Vasudevan V.K. Temperature and the ductility, deformation, and Fracture of Al 7055. JOM. 1:1999;42.
3. Srivatsan T.S., Sriram S., Veeraraghavan D., Vasudevan V.K. Microstructure, tensile deformation and fracture behaviour of aluminium alloy 7055. J. Mater. Sci. 32:1997;2883.
4. Champlin J., Zakrajsek J., Srivatsan T.S., Lam P.C., Manoharan M. Influence of Notch Severity on the impact fracture behavior of aluminum alloy 7055. Mater. Des. 20:1999;331.
5. Lee C.W., Chung Y.H., Cho K.K., Shin M.C. The effect of silver addition on 7055 Al alloy. Mater. Des. 18(4-6):1997;327.
6. Srivatsan T.S., Anand S., Sriram S., Vasudevan V.K. The high-cycle fatigue and fracture behavior of aluminium alloy 7055. Mater. Sci. Eng. A. 281:2000;292.
7. Toda H., Kobayashi T., Takahashi A. Mechanical analysis of toughness degradation due to premature fracture of course inclusions in wrought aluminium alloys. Mater. Sci. Eng. A. 280:2000;69.
8. Deshpande N.U., Gokhale A.M., Denzer D.K., Liu J. Relationship between fracture toughness, fracture path, and microstructure of 7050 aluminium alloy: Part I. Quantitative characterization. Metall. Mater. Trans. A. 29:1998;1191.
9. Hahn G.T., Rosenfield A.R. Metallurgical factors affecting fracture toughness of aluminum alloys. J. Metall. Trans. A. 6:1975;653.
10. Nakai M., Etoh T. Effect of the morphology of constituents and dispersoids on fracture toughness and fatigue crack propagation rate in 2024 aluminum alloys. J. Jpn. Inst. Light Met. 45:1995;677.
11. Kang-hua C., Hong-wei L., Yun-zhong L. Effect of temperature-incremental solution heat treatment on the microstructure and mechanical properties of Al-Zn-Mg-Cu alloy. J. Central South Univ. Technol. 31:2000;339-341.
12. Ludtka G.M., Laughlin D.E. The influence of microstructure and strength on the fracture mode and toughness of 7xxx series aluminum alloys. Metall. Trans. A. 13:1982;411.
13. Zwickau E.C., Freiberg U.T. Possibilities for the calculation heat treatment diagrams for industrial AlZnMg(Cu) alloys. J. Aluminium. 75:1999;90-96.
14. Metallographic Photos Editing Group, Metallographic Photos of Plastic Deformed Aluminum Alloys, Metallurgy Industry Press, Beijing, 1975, pp. 90-175.
15. Sokolowski J.H., Djurdjevic M.B., Kierkus C.A., Northwood D.O. Improvement of 319 aluminium alloy casting durability by high temperature solution treatment. J. Mater. Proc. Technol. 109:2001;174.
16. Uchida H., Yoshida H. Heat treatment of aluminum alloys. J. Sumitomo Light Metal Tech. Rep. 38:1997;177.
17. The Aluminium Development Association, Equilibrium Diagrams of Aluminium Alloy Systems, The Aluminium Development Association, London, 1961, pp. 54-107.