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artículos
Título:
Cyclic Superelastic Behavior of Iron-Based Fe-Ni-Co-Al-Ti-Nb Shape Memory Alloy
Autor/es:
LAUHOFF, C.; REMICH, V.; GIORDANA, M.F.; SOBRERO, C.; NIENDORF, T.; KROOß, P.
Revista:
JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE
Editorial:
SPRINGER
Referencias:
Año: 2022
ISSN:
1059-9495
Resumen:
Iron-based shape memory alloys came into focus as promising candidate materials for large-scale structural applications owing to their cost-efficiency. In the present work, the superelastic properties of a recently introduced Fe-Ni-Co-Al-Ti-Nb shape memory alloy are investigated. For 〈001〉-oriented single-crystalline material in aged condition (650 °C/6 h), an incremental strain test reveals excellent superelasticity at −130 °C with fully reversible strains up to about 6%. Under cycling loading at different test temperatures, however, the alloy system investigated suffers limited functional stability.