Bagley College of Engineering Publications and Scholarship

Abstract

During the world wars, Cobalt-Chromium (Co-Cr) alloys gained prominence for their use in aircraft engine components, where they exhibited high temperature strength and durability. They are used in a wide range of industries due to their unique set of qualities, particularly strength, corrosion resistance, and biocompatibility. They have emerged as versatile materials with a broad spectrum of applications, from aerospace and automotive components to biomedical implants.

This paper presents a thorough analysis of its composition, processing techniques, microstructure, mechanical properties, and performance characteristics. The primary goal of this project is to develop a PSPP (Process, structure, properties, and performance) map for Co-Cr alloys providing an insightful tool for understanding their behavior and serving as a valuable resource for researchers, engineers and designers seeking to harness the full potential of these alloys in their applications.

In the realm of modern medicine, where innovation meets the intricacies of human biology, a material has emerged as a true champion: Cobalt-Chromium (Co-Cr) alloys. These alloys have a rich and extensive history that dates back to the early 20thcentury. They were initially developed for industrial and engineering applications due to their remarkable combination of mechanical properties, including high strength and excellent wear and corrosion resistance. However, it was their biocompatibility and suitability for medical use that truly revolutionized their role in healthcare. Cobalt-chrome has found a second life withing the human body and has become the metal of choice for these life-enhancing devices.

This project is a journey through the fascinating world of Co-Cr in biomedical implants, where science and medicine converge to offer hope, healing, and a brighter future for countless individuals seeking restored mobility and improved quality of life.

Publication Date

Fall 12-7-2023

College

James Worth Bagley College of Engineering

Department

Department of Mechanical Engineering

Keywords

Co-Cr, Biomedical, Additive Manufacturing, Strengthening mechanisms, Process, Structure, properties, performance, PSPP map.

Disciplines

Mechanical Engineering | Metallurgy

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