Alloying and Processing for Shape Memory Alloys - Couverture souple

Hussain, S

9788460988915: Alloying and Processing for Shape Memory Alloys

Couverture souple

ISBN 10 : 8460988910 ISBN 13 : 9788460988915

Editeur : Self Publish, 2023

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Alloying and processing techniques play a crucial role in the development of shape memory alloys for high-temperature applications. This book, explores the various alloying and processing strategies employed to improve the mechanical, thermal and thermomechanical properties of Cu Al Ni-based shape memory alloys. This book highlights the significance of grain refiners in enhancing the mechanical properties of the alloys. It also emphasizes the importance of heat treatment techniques such as precipitation hardening, aging, quenching, tempering, annealing, and sintering, to achieve the desired microstructure and crystal structure. The processing techniques employed include casting, extrusion, rolling, forging, powder metallurgy, hot isostatic pressing, mechanical alloying, spark plasma sintering, additive manufacturing, 3D printing, and laser processing.

The author also describes the impact of surface engineering, including surface morphology, topography, roughness, energy, and tension, on the interfacial properties of the alloys. The article focuses on the phase transformations occurring in shape memory alloys, such as the martensitic and austenitic transformations, and their relation to the alloy's mechanical and thermal properties.

The use of intermetallics, metal-ceramic composites, and nanocomposites in shape memory alloys is also discussed, along with the role of nanoscale grain boundaries, dislocations, and defects in enhancing the alloys' strengthening mechanisms.

Furthermore, book highlights the importance of shape memory alloys in applications such as medical devices, aerospace, and robotics, where their unique properties of shape memory, superelasticity, and wear resistance are utilized.

The author also discusses the challenges associated with the development and processing of shape memory alloys, such as fatigue, creep, and wear resistance. Overall, the article emphasizes the importance of alloying and processing techniques in the development of shape memory alloys for high-temperature applications. It provides valuable insights into the various strategies employed in the field and highlights the potential of shape memory alloys in various industries.

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