Effect of Cr and Yb additions on microstructure and properties of low copper Al-Zn-Mg-Cu-Zr alloy

Materials and Design

Volumn 36, Issue , 2012, Pages 279-283

  Peng, Guosheng ^a   Chen, Kanghua ^a   Fang, Huachan ^a   Chen, Songyi ^a  

^a CENTRAL SOUTH UNIVERSITY   (China)

Author keywords

A. Non ferros metals and alloys; E. Mechanical; F. Microstructure

Indexed keywords

AL-ZN-MG-CU-ZR ALLOYS; E. MECHANICAL; F. MICROSTRUCTURE; METALS AND ALLOYS; MICROSTRUCTURE AND PROPERTIES;

ALUMINUM; COLLOIDS; MECHANICAL PROPERTIES; METALLURGY; MICROSTRUCTURE; STRESS CORROSION CRACKING; YTTERBIUM; ZINC; ZINC ALLOYS; ZIRCONIUM; ZIRCONIUM ALLOYS;

COPPER;

EID: 84855397455     PISSN: 02641275     EISSN: 18734197     Source Type: Journal    
DOI: 10.1016/j.matdes.2011.11.040     Document Type: Article

References (28)

1. Wu Y.L., Froes F.H., Alvarez A., Li C.G., Liu J. Microstructure and properties of a new super-high-strength Al-Zn-Mg-Cu alloy C912. Mater Design 1997, 18:211-215.
2. Peng G.S., Chen K.H., Fang H.C., Chen S.Y., Chao H. The effect of recrystallization on corrosion and electrochemical behavior of 7150 Al alloy. Mater Corros 2011, 62:35-40.
3. Minoda T., Yoshida H. Effect of grain boundary characteristics on intergranular corrosion resistance of 6061 aluminum alloy extrusion. Metall Mater Trans A 2002, 33:2891-2898.
4. Dorward R.C. Influence of grain structure on stress corrosion resistance and tensile properties of Al-Li-Cu-Mg alloy sheet. Corrosion 1990, 46:348-352.
5. Bobby Kannan M., Raja V.S. Enhancing stress corrosion cracking resistance in Al-Zn-Mg-Cu-Zr alloy through inhibiting recrystallization. Eng Fract Mech 2010, 77:249-256.
6. Morere B., Ehrstrom J.C., Gregson P.J., Sinclair I. Microstructural effects on fracture toughness in AA7010 plate. Metall Mater Trans A 2000, 31:2503-2515.
7. Dorward R.C., Beerntsen D.J. Grain structure and quench-rate effects on strength and toughness of AA7050 Al-Zn-Mg-Cu-Zr alloy plate. Metall Mater Trans A 1995, 26:2481-2484.
8. Deshpande N.U., Gokhale A.M., Denzer D.K., Liu J. Relationship between fracture toughness, fracture path, and microstructure of 7050 aluminum alloy: Part I. Quantitative characterization. Metall Mater Trans 1998, 29A:1191-1201.
9. Cai B., Adams B.L., Nelson T.W. Relation between precipitate-free zone width and grain boundary type in 7075-T7 Al alloy. Acta Mater 2007, 55:1543-1553.
10. Robson J.D., Prangnell P.B. Predicting recrystallised volume fraction in aluminium alloy 7050 hot rolled plate. Mater Sci Technol 2002, 18:607-614.
11. Robson J.D., Prangnell P.B. Dispersoid precipitation and process modelling in zirconium containing commercial aluminium alloys. Acta Mater 2001, 49:599-613.
12. Suh D.W., Lee S.Y., Lee K.H., Lim S.K., Kyu H.O. Microstructural evolution of Al-Zn-Mg-Cu-(Sc) alloy during hot extrusion and heat treatments. J Mater Process Technol 2004, 155-156:1330-1336.
13. Wu Y.L., Froes F.H., Li C.G., Alvearez A. Microalloying of Sc, Ni, and Ce in an advanced Al-Zn-Mg-Cu alloy. Metall Mater Trans A 1999, 30:1017-1024.
14. Davydov V.G., Rostova T.D., Zakharov V.V., Filatov Y.A., Yelagin V.I. Scientific principles of making an alloying addition of scandium to aluminium alloys. Mater Sci Eng A 2000, 280:30-36.
15. Li B., Wang H.W., Jie J.C., Wei Z.J. Effects of yttrium and heat treatment on the microstructure and tensile properties of Al-7.5Si-0.5Mg alloy. Mater Design 2011, 32:1617-1622.
16. Karnesky R.A., Dunand D.C., Seidman D.N. Evolution of nanoscale precipitates in Al microalloyed with Sc and Er. Acta Mater 2009, 57:4022-4031.
17. Monachon C., Krug M.E., Seidman D.N., Dunand D.C. Chemistry and structure of core/double-shell nanoscale precipitates in Al-6.5Li-0.07Sc-0.02Yb (at.%). Acta Mater 2011, 59:3398-3409.
18. Dalen M.E.V., Dunand C.D., Seidman D.N. Microstructural evolution and creep properties of precipitation-strengthened Al-0.06Sc-0.02Gd and Al-0.06Sc-0.02Yb (at%) alloys. Acta Mater 2011, 59:5224-5237.
19. Sokolovskay E.M., Badalov L.M., Podd'yalov E.I., Kazakova E.F., Borovikova S.I. Thermal stability of metastable phases in rapidly quenched alloys of the system Al-Cr-Zr. Metal Sci Heat Treat 1988, 30(8):606-609.
20. 3Zr and Al-12.5%X-25%Zr (X=Li,Cr,Fe,Ni,Cu). J Less Common Metals 1991, 168:69-80.
21. Engler O., Sachot E., Ehrström J.C., Reeves A., Shahani R. Recrystallisation and texture in hot deformed aluminium alloy 7010 thick plates. Mater Sci Technol 1996, 12:717-729.
22. GB12445.1-90, National standard of China. High strength alloys - Method of stress corrosion test for double cantilever beam (DCB) specimens.
23. Parker B.A., Zhou Z.F., Nolle P. The effect of small additions of scandium on the properties of aluminium alloys. J Mater Sci 1995, 30:452-458.
24. Royset J., Ryum N. Scandium in aluminium alloys. Int Mater Rev 2005, 50:19-44.
25. Ashby M.F. The interaction of crystal boundaries with second-phase particles. Trans Metall Soc AIME 1969, 245(8):413-420.
26. Robson J.D., Prangnell P.B. Predicting recrystallised volume fraction in aluminium alloy 7050 hot rolled plate. Mater Sci Technol 2002, 18:607-614.
27. Dorward R.C., Beerntsen D.J. Grain structure and quench-rate effects on strength and toughness of AA7050 Al-Zn-Mg-Cu-Zr alloy plate. Metall Mater Trans A 1995, 26:2481-2484.
28. Bobby Kannan M., Raja V.S. Enhancing stress corrosion cracking resistance in Al-Zn-Mg-Cu-Zr alloy through inhibiting recrystallization. Eng Fract Mech 2010, 77:249-256.