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Abstract:
A bulk amorphous alloy with diameter of 3 mm was prepared by water-cooled copper mold method through adding Ti element into the matrix of Zr60Cu17.5Al7.5 Ni10Ti5. X-ray diffractometer (XRD), scanning electron microscope (SEM), differential scanning calorimeter (DSC) and micro-electric universal testing machine were employed to investigate the effect of semi-solid technology on the microstructure, glass forming ability, compression mechanical properties and facture surface of Zr60Cu17.5Al7.5 Ni10Ti5 bulk amorphous alloy. The results indicate that the semi-solid technology markedly affects the structure and mechanical properties of the amorphous material, and improves the intensity and plastic of the alloy. The semi-solid Zr60Cu17.5Al7.5 Ni10Ti5 exhibits an excellent glass forming ability, with Trg of 0.6189 and supercooled liquid region (ΔTx) of 40 K. When the suction-casting voltage is 7 kV, the sample with the best plastic of 1.94%, strength of 1487.411 MPa is obtained.
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Chinese Journal of Nonferrous Metals
ISSN: 1004-0609
Year: 2011
Issue: 8
Volume: 21
Page: 1875-1880
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 4
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