Surfacing And Additive Technologies In Welded Fabrication

This book provides a comprehensive overview of a wide range of surfacing methods, detailing their physical basics and technologies. Each section of the book provides information on the formation of the structure and properties of the deposited metal, the reasons for the formation of defects, and directions for prevention. The book also covers the certification of surfacing procedures, adhering to international standards. With a focus on practical applications, the book is an essential reference for anyone working in the field of welding and related technologies. It includes detailed illustrations and diagrams, making it easy to understand and follow the concepts.

Currently, most of the major commercial metal additive manufacturing (MAM) techniques rely on liquid phase processing. The liquid to solid phase transformations in these techniques results in microstructural issues and defects which in turn tantamount to inferior properties of fabricated build. Friction based additive manufacturing technologies are solid state processing techniques which work on the principles of friction based joining processes and layer by layer additive manufacturing. This book primarily addresses the basic understanding of seven friction based additive manufacturing techniques. These techniques include additive manufacturing methods based on rotary friction welding, linear friction welding, friction deposition, friction surfacing, friction stir additive manufacturing, friction assisted seam welding and additive friction stir. The principle of operations, benefits, limitations and recent developments of each technique has been described. It covers potentional and probable applications of each technique through review of various experimental studies. Features Targets friction based solid state additive manufacturing of metallic materials Describes principle of operation of seven friction based additive manufacturing techniques Reviews latest trends of these processes via experimental studies Describes benefits and limitations of each technique Covers current and probable applications of these techniques

This volume presents research papers on additive manufacturing (popularly known as 3D printing) and joining which were presented during the 7th International and 28th All India Manufacturing Technology, Design and Research conference 2018 (AIMTDR 2018). The contents of this volume present the latest technological advancements for improving the efficiency, accuracy and speed of the additive manufacturing process and in fusion and solid-state welding technologies, with a variety of technologies, including fused deposition modelling, poly jet 3D printing, weld deposition based technology, selective laser melting and important welding technologies being covered. This volume will be of interest to academicians, researchers, and practicing engineers alike.

In this book, basic sciences and applied technologies in 3D printing and 2D coating—including 2D surface modulations on 3D printed objects—are described to explore and to image novel multidimensional additive manufacturing. Renowned researchers were selected from universities and national institutes as authors by the editorial board established in the Surface Modification Research and Technology Committee of the Japan Welding Engineering Society. The main readers of this book are expected to be graduate students, professional researchers, and engineers. Here, they can acquire abundant knowledge of digital design concepts and functional evaluations, enabling them practice material selection and process parameter optimization in novel additive manufacturing.

Additive manufacturing (AM) and subtractive manufacturing (SM) offer numerous advantages in the production of single and multiple components. They provide incomparable design independence and are used to fabricate products in several industries, e.g.: aeronautic, automotive, biomedical, etc. The book presents recent results of processes including 3D printing, SLS (selective laser sintering), EBM (electron beam melting) and Precise Cutting and Drilling.

The book focuses on multiple areas of manufacturing, including cutting-edge material processing technologies, custom-made materials, metallic and non-metallic materials, new engineering experiments, contemporary machining, joining, surface modification, and process optimization techniques. Readers will find in this volume an extensive exploration of various advanced manufacturing and material engineering topics. It includes a detailed examination of aluminum grades and their applications, an overview of cold spray additive manufacturing, and a discussion on Gas Metal Arc Welding (GMAW) for cladding low-carbon steel plates. The volume also presents innovative approaches to brake pedal design using topology optimization, analysis of resistance-spot welding quality, and the impact of shot peening on the corrosion behavior of SiC Particle Reinforced Aluminum Composite. It highlights crucial factors in 3D printed component strength, reviews 3D milling operations with ABAQUS, and delves into the rare ferroelectric material Fresnoite. The book surveys visual sensing technologies for weld pool analysis, simulates Claus Sulfur Recovery Units with Aspen Plus, and discusses ultrasonic-assisted stir casting for metal matrix nanocomposites. It also covers the joining of dissimilar magnesium alloys, advancements in electrochemical surface coatings, unconventional machining techniques, surface coating processes using pulsed power systems, natural fiber-reinforced composite fabrication, and process parameter optimization in laser beam welding using NSGA-II. Audience The book will interest researchers in academia and industry engineers in advanced manufacturing, materials science, surface science, adhesion and coatings, production engineering, civil engineering, and welding.

Solid-State Metal Additive Manufacturing Timely summary of state-of-the-art solid-state metal 3D printing technologies, focusing on fundamental processing science and industrial applications Solid-State Metal Additive Manufacturing: Physics, Processes, Mechanical Properties, and Applications provides detailed and in-depth discussion on different solid-state metal additive manufacturing processes and applications, presenting associated methods, mechanisms and models, and unique benefits, as well as a detailed comparison to traditional fusion-based metal additive manufacturing. The text begins with a high-level overview of solid-state metal additive manufacturing with an emphasis on its position within the metal additive manufacturing spectrum and its potential for meeting specific demands in the aerospace, automotive, and defense industries. Next, each of the four categories of solid-state additive technologies—cold spray additive manufacturing, additive friction stir deposition, ultrasonic additive manufacturing, and sintering-based processes—is discussed in depth, reviewing advances in processing science, metallurgical science, and innovative applications. Finally, the future directions of these solid-state processes, especially the material innovation and artificial intelligence aspects, are discussed. Sample topics covered in Solid-State Metal Additive Manufacturing include: Physical processes and bonding mechanisms in impact-induced bonding and microstructures and microstructural evolution in cold sprayed materials Process fundamentals, dynamic microstructure evolution, and potential industrial applications of additive friction stir deposition Microstructural and mechanical characterization and industrial applications of ultrasonic additive manufacturing Principles of solid-state sintering, binder jetting-based metal printing, and sintering-based metal additive manufacturing methods for magnetic materials Critical issues inherent to melting and solidification, such as porosity, high residual stress, cast microstructure, anisotropic mechanical properties, and hot cracking Solid-State Metal Additive Manufacturing is an essential reference on the subject for academic researchers in materials science, mechanical, and biomedicine, as well as professional engineers in various manufacturing industries, especially those involved in building new additive technologies.

This engaging volume presents the exciting new technology of additive manufacturing (AM) of metal objects for a broad audience of academic and industry researchers, manufacturing professionals, undergraduate and graduate students, hobbyists, and artists. Innovative applications ranging from rocket nozzles to custom jewelry to medical implants illustrate a new world of freedom in design and fabrication, creating objects otherwise not possible by conventional means. The author describes the various methods and advanced metals used to create high value components, enabling readers to choose which process is best for them. Of particular interest is how harnessing the power of lasers, electron beams, and electric arcs, as directed by advanced computer models, robots, and 3D printing systems, can create otherwise unattainable objects. A timeline depicting the evolution of metalworking, accelerated by the computer and information age, ties AM metal technology to the rapid evolution of global technology trends. Charts, diagrams, and illustrations complement the text to describe the diverse set of technologies brought together in the AM processing of metal. Extensive listing of terms, definitions, and acronyms provides the reader with a quick reference guide to the language of AM metal processing. The book directs the reader to a wealth of internet sites providing further reading and resources, such as vendors and service providers, to jump start those interested in taking the first steps to establishing AM metal capability on whatever scale. The appendix provides hands-on example exercises for those ready to engage in experiential self-directed learning.

Within manufacturing, welding is by far the most widely used fabrication method used for production, leading to a rise in research and development activities pertaining to the welding and joining of different, similar, and dissimilar combinations of the metals. This book addresses recent advances in various welding processes across the domain, including arc welding and solid-state welding process, as well as experimental processes. The content is structured to update readers about the working principle, predicaments in existing process, innovations to overcome these problems, and direct industrial and practical applications. Key Features: Describes recent developments in welding technology, engineering, and science Discusses advanced computational techniques for procedure development Reviews recent trends of implementing DOE and meta-heuristics optimization techniques for setting accurate parameters Addresses related theoretical, practical, and industrial aspects Includes all the aspects of welding, such as arc welding, solid state welding, and weld overlay

The text focuses on discussing the solid-state deformation behavior of materials in additive manufacturing processes. It highlights the process optimization and bonding of different layers during layer-by-layer deposition of different materials in Solid-State. It covers the design, process, and advancement of solid-state additive manufacturing methods. • Covers the fundamentals of materials processing, including the stress–strain–temperature correlation in solid-state processing and manufacturing. • Discusses solid-state additive manufacturing methods, and optimization strategies for the fabrication of additive manufacturing products. • Showcases the mechanisms associated with improvement in mechanical properties of Solid-State additive manufacturing products. • Provides a comprehensive discussion on microstructural stability and homogeneity in mechanical properties. • Presents hybrid solid-state process for fabrication of multilayer components and composite materials. • Provides a detailed review of laser-based post-processing techniques The text focuses on the Solid-State additive manufacturing techniques for the fabrication of industrially relevant products. It gives in-depth information on the fundamental aspects, hybridization of the processes, fabrication of different materials, improvement in product performance, and Internet of Things enabled manufacturing. The text covers crucial topics, including hybrid Solid- State additive manufacturing, cold spray additive manufacturing, online defect detection of products, and post-processing of additively manufactured components. These subjects are significant in advancing additive manufacturing technology and ensuring the quality and efficiency of the produced components. It will serve as an ideal reference text for senior undergraduate and graduate students, and researchers in fields such as mechanical engineering, aerospace engineering, manufacturing engineering, and production engineering. .