Microstructure and properties of Al-9.0Zn-2.5Mg-l.2Cu-0.12Sc-0.15Zr alloy

Zhongguo Youse Jinshu Xuebao/Chinese Journal of Nonferrous Metals

Volumn 17, Issue 3, 2007, Pages 396-401

  Dai, Xiao Yuan ^a,b   Xia, Chang Qing ^b   Sun, Zhen Qi ^b   Hua, Man Yu ^a   Wu, Yin ^a  

^a CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY   (China)

^b CENTRAL SOUTH UNIVERSITY   (China)

Author keywords

Electric conductivity; Mechanical property; Microstructure; Sc; Ultra high strength Al alloys

Indexed keywords

ELECTRIC CONDUCTIVITY; ELONGATION; MECHANICAL PROPERTIES; MICROSTRUCTURE; OPTICAL MICROSCOPY; SCANDIUM ALLOYS; SCANNING ELECTRON MICROSCOPY; TENSILE PROPERTIES; TENSILE STRENGTH; TRANSMISSION ELECTRON MICROSCOPY; X RAY DIFFRACTION ANALYSIS;

STRENGTHENING; ULTRAHIGH STRENGTH ALUMINUM ALLOYS;

ALUMINUM ALLOYS;

EID: 34249060589     PISSN: 10040609     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (21)

1. HE Yong-dong, ZHANG Xin-ming. Refinement mechanism of trace Cr, Mn, Ti and Zr as cast 7A55 alloys [J]. The Chinese Journal Nonferrous Metals, 2005, 15 (10): 1594-1601.
2. ZHAO Zhong-kui, ZHOU Tie-tao, LIU Pei-ying, CHEN Chang-qi. Observation of formed Er phase in Al-Zn-Mg-Cu-Li alloys by TEM [J]. Rare Metal Materials and Engineering, 2004, 33 (10): 1108-1111.
3. ZHANG Kun, LIU Zhi-yi, FENG Chun. Effect of small addition of silver on microstructure and mechanical properties of high-zinc super-high strength aluminum alloy [J]. The Chinese Journal Nonferrous Metals, 2005, 15 (10): 116-122.
4. YANG Shou-jie, XIE You-hua, LU Zhen, et al. Influence of zirconium on ageing process in super-high strength aluminum alloy [J]. The Chinese Journal Nonferrous Metals, 2002, 12 (2): 226-230.
5. Fiatov Y A, Yelagin V I, Zakharov V V. New Al-Mg-Sc alloys [J]. Materials Science and Engineering, 2000, A280: 97-101.
6. Norman A F, Hyde K. Examination of the effect of Sc on 2000 and 7000 series aluminiun alloy castings: For improvements in fusion welding [J]. Materials Science and Engineering, 2003, A354: 188-198.
7. Miura Y, Shioyama T, Hare D. Recrystallization of Al-3Mg and Al-3Mg-0.2Sc alloys [J]. Mater Science Forum, 1996 (217-222): 505-510.
8. YIN Zhi-min, PAN Qing-lin, ZHANG Yong-hong, et al. Effect of minor Sc and Zr on the microstructure and mechanical properties of Al-Mg based alloys [J]. Materials Science and Engineering, 2000, A280: 151-155.
9. DAI Xiao-yuan, XIA Chang-qing, LIU Chang-bin. Effect of Sc addition on microstructures and mechanical properties of Al-Zn-Mg-Cu-Zr alloys [J]. Rare Metal Materials and Engineering, 2006, 35 (6): 913-915.
10. Kendig K L, Miracle D B. Strengthening mechanisms of Al-Mg-Sc-Zr alloy [J]. Acta Materialia, 2002, 50: 4165-4175.
11. Dvydov V G, Rostova T D, Zakharov V V, et al. Scientific principles of making an alloying addition of scandium to aluminum alloys [J]. Materials Science and Engineering, 2000, A280: 30-36.
12. Ocenasek V, Slamova M. Resistance to recrystallization due to Sc and Zr addition to Al-Mg alloys [J]. Materials Characterization, 2001, 47: 157-162.
13. HE Yong-dong, ZHANG Xin-ming, CHEN Jian-mei, et al. Refinement mechanism of trace Sc and Zr as-cast 7A55 alloys [J]. Journal of Central South University: Science and Technology, 2005, 36 (6): 919-923.
14. XIA Chang-qin, ZENG Fan-hao, GU Yi. Phase relations of Al-4Mg-Sc-Zr quaternary system in Al-rich rang at 430°C [J]. Transactions of Nonferrous Metals Society of China, 2003, 13 (3): 546-552.
15. WANG Yue. The research progress of aluminium containing scadium [J]. Shanghai Metals, 2003, 25 (1): 36-39.
16. Royset J, Ryum N. Scandium in aluminium alloys [J]. International Materials Reviews, 2005, 50 (1): 19-44.
17. CHEN Kang-hua, LIU Yun-zhong, LIU Hong-wei. Microstructure and mechanical properties of enhanced solution treated 7075 and 2024 aluminum alloys [J]. The Chinese Journal Nonferrous Metals, 2000, 10 (6): 819-822.
18. ZHANG Kun, LIU Zhi-yi, ZHENG Qing-chun, et al. Effects of different retrogression and reaging heat treatment on high-zinc super-high aluminum alloy [J]. Journal of Central South University: Science and Technology, 2005, 36 (2): 188-192.
19. Costello F A, Robson J D, Prangnell P B. The effect of small Scandium additions to AA7050 on the as-cast and homogenized microstructure [J]. Mater Science Forum, 2002, 396-402: 757-762.
20. HE Yun-bin, PAN Qing-lin, LIU Yuan-fei, et al. Effects of Minor Scandium and Zirconium on Microstructure and Tensile Properties of Al-Zn-Mg-Cu Alloys [J]. Light Alloy Fabrication Technology, 2005, 33 (9): 41-43.
21. 3 (Sc, Zr) phases [J]. Materials Science and Engineering A, 2004, 368: 88-93.