Journal
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING
Volume 771, Issue -, Pages -Publisher
ELSEVIER SCIENCE SA
DOI: 10.1016/j.msea.2019.138576
Keywords
Magnesium alloy; Elastic modulus; Ductility; Al2Li3 phase; Al2Gd phase
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Funding
- National Key R&D Program of China [2016YFB0301100]
- National Natural Science Foundation of China [51571043]
- Fundamental Research Funds for the Central Universities [2018CDJDCL0019, cqu2018CDHB1A08, 2018CDGFCL0005]
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This short communication presents a new Mg-12Gd-1Zn-0.5Zr-0.5Ag--6Al-5Li (wt.%) alloy with high elastic modulus of 52.0 GPa and excellent ductility of 22.5%. The high modulus of alloy is due to the formation of high modulus Al2Li3 and Al2Gd phases, and its excellent ductility can be attributed to refined grains, decreased c/a ratio and initiation of non-basal slips.
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