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Structure and properties of high-temperature alloys with the effect of shape memory in the system Cu−Al−Nb

  • Thermoelastic Martensite
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Conclusion

Martensite transformation in alloys of the system Cu−Al−Nb occurs at temperatures much above 200°C. The hysteresis of the reversible martensite transformation is 108–128°C, which is less than for alloys of the system Cu−Al−Ag [3]. Alloys of the system Cu−Al−Nb possess a high effect of shape memory and an elevated ductility and strength. The degree of recovery of shape for an alloy with 2.56% Nb exceeds 90% at σГ MPa and δ20=12.7%

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References

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Translated from Metallovedenie i Termicheskaya Obrabotka Metallov, No. 8, pp. 32–34, August, 1999.

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Lelatko, J., Morawiec, N., Koval', Y.N. et al. Structure and properties of high-temperature alloys with the effect of shape memory in the system Cu−Al−Nb. Met Sci Heat Treat 41, 351–353 (1999). https://doi.org/10.1007/BF02474884

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  • DOI: https://doi.org/10.1007/BF02474884

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