Effect of Yb addition on precipitation and microstructure of Al-Cu-Mg-Ag alloys

Transactions of Nonferrous Metals Society of China (English Edition)

Volumn 17, Issue 6, 2007, Pages 1181-1185

  XIAO, Dai hong ^a,b   HUANG, Bai yun ^b  

^a CENTRAL SOUTH UNIVERSITY   (China)

^b ZHENGZHOU UNIVERSITY   (China)

Author keywords

aluminum alloy; mechanical properties; microstructure; precipitation; Yb addition

Indexed keywords

AGE HARDENING; DIFFERENTIAL SCANNING CALORIMETRY; METALLURGY; MICROSTRUCTURE; OPTICAL MICROSCOPY; PRECIPITATION (CHEMICAL); SCANNING ELECTRON MICROSCOPY; TENSILE STRENGTH; TRANSMISSION ELECTRON MICROSCOPY; YTTERBIUM COMPOUNDS;

INGOT METALLURGY; PRECIPITATES SIZE; ROOM TEMPERATURE;

ALUMINUM ALLOYS;

EID: 37049033593     PISSN: 10036326     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1003-6326(07)60246-5     Document Type: Article

References (17)

1. VASUDEVAN K., and DOHERTY R. Grain boundary ductile fracture in precipitation hardened aluminum alloys [J]. Acta Metall 35 6 (1987) 1193-1216
2. ZHANG K., LIU Z.-y., and FENG C. Effect of small addition of silver on microstructure and mechanical properties of high-zinc super-high strength aluminum alloy [J]. The Chinese Journal of Nonferrous Metals 15 1 (2005) 116-122 (in Chinese).
3. POLMEAR I. The effects of small addition of silver on the aging of some aluminum alloys [J]. Trans Metall Soc AIME 230 10 (1964) 1331-1339
4. POLMEAR I., and COUPER M. Design development of an experimental wrought aluminum alloy for use at elevated temperatures [J]. Metall Trans A19 4 (1988) 1027-1031
5. MUDDLE B., and POLMEAR I. Precipitate Ω phase in Al-Cu-Mg-Ag alloys [J]. Acta Metall Mater 37 93 (1989) 777-789
6. RING S., and SAKURAI T. Origins of hardening in aged Al-Cu-Mg-(Ag) alloys [J]. Acta Mater 45 9 (1997) 3731-3744
7. SONG M., CHEN K.-h., and HUANG L.-p. Precipitation and growth dynamics of precipitates in Al-Cu-Mg-(Ag) alloy during aging [J]. Trans Nonferrous Met Soc China 16 8 (2006) 1313-1319
8. ABIS S., MENGUCCI P., and RIONTINO G. Influence of Si additions on the ageing process of an Al-Cu-Mg-Ag alloy [J]. Phil Mag A70 (1994) 851-860
9. POLMEAR I., HUTCHINSON C., FAN X., and PENNYCOOK S. On the origin of the high coarsening resistance of Ω plates in Al-Cu-Mg-Ag alloys [J]. Acta Mater 49 14 (2001) 2827-2841
10. SHIFLET G., GABKE B., SHIFLET G., and STARKE Jr. Alloy development for the enhanced stability of Ω precipitates in Al-Cu-Mg-Ag alloys [J]. Metall Mater Trans 37 4 (2006) 1091-1105
11. AULD J. Structure of a metastable precipitate in an Al-Cu-Mg-Ag alloy [J]. Acta Crystallogr A28 S4 (1972) 98-105
12. SCOTT V., KERRY S., and TRUMPER R. Nucleation and growth of precipitates in Al-Cu-Mg-Ag alloys [J]. Mater Sci Technol 3 10 (1987) 827-835
13. GARGE A., and HOWE M. Convergent-beam electron diffraction analysis of the Ω phase in an Al-4.0Cu-0.5Mg-0.5Ag alloy [J]. Acta Metall 39 8 (1991) 1939-1948
14. XIAO D., CHEN K.-h., and SONG M. Effect of cerium addition on precipitation and microstructure of Al-Cu-Mg-Mn-Ag alloys [J]. The Chinese Journal of Nonferrous Metals 17 5 (2007) 669-675 (in Chinese).
15. CHEN K.-h., FANG H.-c., ZHANG Z., and HUANG L.-p. Effect of Yb additions on microstructures and properties of high strength Al-Zn-Mg-Cu-Zr alloys [J]. Mater Sci Forum 546/549 (2007) 1021-1026
16. MARSHA E., and DAVID C. Nanoscale precipitation and mechanical properties of Al-0.06at.% Sc alloys microalloyed with Yb or Gd [J]. J Mater Sci 41 23 (2006) 7814-7823
17. HUTCHINSON C., FAN X., PENNYCOOK S., and SHIFLET G. On the origin of the high coarsening resistance of Omega plates in Al-Cu-Mg-Ag alloys [J]. Acta Mater 49 14 (2001) 2827-2841