[HTML][HTML] Manufacturing, processing, applications, and advancements of Fe-based shape memory alloys

A Algamal, H Abedi, U Gandhi, O Benafan… - Journal of Alloys and …, 2024 - Elsevier
Fe-based shape memory alloys (Fe-SMAs) belong to smart metallic materials that can
memorize or restore their preset shape after experiencing a substantial amount of …

Iron-based shape memory alloy strips for strengthening RC members: Material behavior and characterization

M Shahverdi, J Michels, C Czaderski… - Construction and Building …, 2018 - Elsevier
Shape memory alloys (SMAs), in the form of bars and strips, can be used as prestressing
elements in new reinforced concrete (RC) members or for strengthening existing RC …

Comparison of prestressing methods with CFRP and SMA materials in flexurally strengthened RC members

J Rogowski, R Kotynia - Materials, 2022 - mdpi.com
Over the years, prestressing concrete has become a well-known technique to improve the
ultimate and serviceability state of RC members. Besides steel reinforcement, relatively new …

Strengthening of RC beams by iron-based shape memory alloy bars embedded in a shotcrete layer

M Shahverdi, C Czaderski, P Annen, M Motavalli - Engineering Structures, 2016 - Elsevier
Shape memory alloys (SMAs) have the special property of returning to their initial shape
upon heating which is called shape memory effect (SME). If the returning to the initial shape …

[HTML][HTML] Laser powder bed fusion of a Fe–Mn–Si shape memory alloy

I Ferretto, D Kim, NM Della Ventura, M Shahverdi… - Additive …, 2021 - Elsevier
Abstract The iron-based Fe–17Mn–5Si–10Cr–4Ni shape memory alloy (SMA) has been
manufactured by laser powder bed fusion (LPBF) for the first time. High strength, elongation …

[HTML][HTML] Shape recovery performance of a (V, C)-containing Fe–Mn–Si–Ni–Cr shape memory alloy fabricated by laser powder bed fusion

I Ferretto, D Kim, M Mohri, E Ghafoori, WJ Lee… - Journal of Materials …, 2022 - Elsevier
In the present work, a Fe–Mn–Si shape memory alloy containing V and C has been
fabricated by laser powder bed fusion for the first time. A pronounced pseudo-elasticity …

Experimental behavior of iron-based shape memory alloys under cyclic loading histories

DIH Rosa, A Hartloper, AC e Sousa, DG Lignos… - … and Building Materials, 2021 - Elsevier
The present paper investigates the behavior of iron-based shape memory alloys (Fe-SMAs)
subjected to cyclic inelastic straining by means of uniaxial coupon experiments. The tests …

[HTML][HTML] Fabrication of FeMnSi-based shape memory alloy components with graded-microstructures by laser powder bed fusion

I Ferretto, A Sharma, D Kim, NM Della Ventura… - Additive …, 2023 - Elsevier
This work demonstrates the tailoring of the microstructure of two FeMnSi-based shape
memory alloys during laser powder bed fusion. Significant variations in the microstructure of …

Enhancing the Shear Capacity of RC Beams with Web Openings in Shear Zones Using Pre-Stressed Fe-SMA Bars: Numerical Study

M Elkafrawy, A Khalil, M AlHamaydeh, R Hawileh… - Buildings, 2023 - mdpi.com
Openings in the shear span can significantly affect the structural behavior of reinforced
concrete (RC) beams, particularly in terms of shear capacity and crack propagation. This …

Experimental-analytical investigation of accelerated bridge construction concrete columns with self-centering Fe-SMA bars subjected to near-fault ground motions

M Vahedi, S Zolfagharysaravi, H Ebrahimian… - Engineering …, 2024 - Elsevier
Excessive seismic damage and residual deformation in bridge piers can result in time-
consuming post-earthquake repair and replacement, which will adversely affect the recovery …