[HTML][HTML] Additive manufacturing of shape memory alloys: A review with emphasis on powder bed systems

AN Alagha, S Hussain, W Zaki - Materials & Design, 2021 - Elsevier
The ability of shape memory alloys (SMAs) to recover inelastic strains larger than any other
metallic alloy has prompted their use in a wide range of applications. However, for the most …

Laser powder bed fusion additive manufacturing of NiTi shape memory alloys: a review

S Wei, J Zhang, L Zhang, Y Zhang… - … Journal of Extreme …, 2023 - iopscience.iop.org
NiTi alloys have drawn significant attentions in biomedical and aerospace fields due to their
unique shape memory effect (SME), superelasticity (SE), dam** characteristics, high …

Effect of process parameters on the phase transformation behavior and tensile properties of NiTi shape memory alloys fabricated by selective laser melting

X Wang, J Yu, J Liu, L Chen, Q Yang, H Wei, J Sun… - Additive …, 2020 - Elsevier
In this work, we show that selective laser melting (SLM), apart from producing complex
structures, can also act as a metallurgical method to modify the Ni/Ti ratio of NiTi shape …

Wire and arc additive manufacturing of a Ni-rich NiTi shape memory alloy: Microstructure and mechanical properties

Z Zeng, BQ Cong, JP Oliveira, WC Ke, N Schell… - Additive …, 2020 - Elsevier
Abstract Wire and Arc Additive Manufacturing (WAAM) was used for fabrication of NiTi parts
using a commercialy available Ni-rich NiTi wire as the feedstock material. The as-built parts …

Evolution of crystallographic orientation, precipitation, phase transformation and mechanical properties realized by enhancing deposition current for dual-wire arc …

J Wang, Z Pan, Y Wang, L Wang, L Su, D Cuiuri… - Additive …, 2020 - Elsevier
Ni-rich NiTi alloys were deposited using the in-situ alloying wire arc additive manufacturing
(WAAM) method, with varying deposition currents from 80 A to 120 A. The effects of …

Controlling martensitic transformation characteristics in defect-free NiTi shape memory alloys fabricated using laser powder bed fusion and a process optimization …

L Xue, KC Atli, S Picak, C Zhang, B Zhang, A Elwany… - Acta Materialia, 2021 - Elsevier
Abstract Laser Powder Bed Fusion (L-PBF) was utilized to fabricate fully dense, near-
equiatomic (Ni 50.1 Ti 49.9) and Ni-rich NiTi (Ni 50.8 Ti 49.2) shape memory alloy (SMA) …

On the effects of selective laser melting process parameters on microstructure and thermomechanical response of Ni-rich NiTi

S Saedi, NS Moghaddam, A Amerinatanzi, M Elahinia… - Acta Materialia, 2018 - Elsevier
Any variation in the processing parameters of selective laser melting fabrication could
impact the performance of the final product. This study is concentrated on the effects of laser …

Additive manufacturing post-processing treatments, a review with emphasis on mechanical characteristics

A Diniță, A Neacșa, AI Portoacă, M Tănase, CN Ilinca… - Materials, 2023 - mdpi.com
Additive manufacturing (AM) comes in various types of technologies and comparing it with
traditional fabrication methods provides the possibility of producing complex geometric parts …

Effective parameters on the final properties of NiTi-based alloys manufactured by powder metallurgy methods: A review

S Parvizi, SM Hashemi, F Asgarinia… - Progress in Materials …, 2021 - Elsevier
NiTi alloys have recently attracted significant attention in aerospace and biomedical
applications due to their excellent properties such as high corrosion resistance, proper …

Achieving superelasticity in additively manufactured NiTi in compression without post-process heat treatment

N Shayesteh Moghaddam, S Saedi, A Amerinatanzi… - Scientific reports, 2019 - nature.com
Shape memory alloys (SMAs), such as Nitinol (ie, NiTi), are of great importance in
biomedical and engineering applications due to their unique superelasticity and shape …