REALIZATION OF SUPERPLASTIC STATE OF POLYCRYSTALS UNDER GRAIN-BOUNDARY DIFFUSION

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KOLOBOV, YR
RATOCHKA, IV
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T [工业技术];
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08 ;
摘要
Creep behaviour of Mo and Fe polycrystals has been studied for a wide range of strain rates in the presence of grain-boundary diffusion flux of Ni. The role of the impurity grain-boundary diffusion and grain-boundary migration in the realization of the superplastic strain of metals under these conditions is examined.
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页码:38 / 40
页数:3
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