Compacted Oxide Layer Formation Under Conditions of Limited Debris Retention at the Wear Interface During High Temperature Sliding Wear of Superalloys

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Publisher : Universal-Publishers
ISBN 13 : 1581123213
Total Pages : 372 pages
Book Rating : 4.5/5 (811 download)

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Book Synopsis Compacted Oxide Layer Formation Under Conditions of Limited Debris Retention at the Wear Interface During High Temperature Sliding Wear of Superalloys by : Ian Inman

Download or read book Compacted Oxide Layer Formation Under Conditions of Limited Debris Retention at the Wear Interface During High Temperature Sliding Wear of Superalloys written by Ian Inman and published by Universal-Publishers. This book was released on 2006-06 with total page 372 pages. Available in PDF, EPUB and Kindle. Book excerpt: For many applications, including power generation, aerospace and the automobile industry, high temperature wear provides serious difficulties where two or more surfaces move or slide relative to one another. In aerospace, for example, demands for more powerful, efficient engines operating at ever higher temperatures, mean that conventional lubrication is no longer sufficient to prevent direct contact between metallic sliding surfaces, accelerating wear. However, one high temperature phenomenon observed to reduce metallic contact, and thus wear and friction, is the formation of 'glazes', essentially compacted oxide wear debris layers that sinter together to form wear resistant surfaces. This thesis studies the nature of wear encountered with four different combinations of Superalloys, slid together using a 'block-on-cylinder' configuration (Nimonic 80A and Incoloy MA956 as block / sample materials; Stellite 6 and Incoloy 800HT as cylinder / counterface materials) simulating car (automobile) engine 'valve-on-valve-seat' wear. Initially this study concentrates on the combined effects of sliding speed (either 0.314 m/s or 0.905 m/s, supplementing previous testing at 0.654 m/s) and temperature (between room temperature and 750°C) - by altering either or both of these variables, the nature of the wear process can be radically altered, encouraging or suppressing wear protective oxide or 'glaze' layer formation. Extensive characterisation is conducted of the 'glaze' layers during this study, using a wide range of tools including optical microscopy, SEM, EDX (spot, mapping and Autopoint), XRD (including Glancing Angle) and micro-hardness. On selected samples, TEM and STM show these 'glaze' layers to be nano-structured (nano-crystalline), with an estimated grain size of as little as 2 to 10 nm.

Compacted Oxide Layer Formation Under Conditions of Limited Debris Retention at the Wear Interface During High Temperature Sliding Wear of Superalloys

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ISBN 13 :
Total Pages : pages
Book Rating : 4.:/5 (592 download)

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Book Synopsis Compacted Oxide Layer Formation Under Conditions of Limited Debris Retention at the Wear Interface During High Temperature Sliding Wear of Superalloys by : Ian A. Inman

Download or read book Compacted Oxide Layer Formation Under Conditions of Limited Debris Retention at the Wear Interface During High Temperature Sliding Wear of Superalloys written by Ian A. Inman and published by . This book was released on 2003 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Index to Theses with Abstracts Accepted for Higher Degrees by the Universities of Great Britain and Ireland and the Council for National Academic Awards

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Publisher :
ISBN 13 :
Total Pages : 346 pages
Book Rating : 4.3/5 (91 download)

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Book Synopsis Index to Theses with Abstracts Accepted for Higher Degrees by the Universities of Great Britain and Ireland and the Council for National Academic Awards by :

Download or read book Index to Theses with Abstracts Accepted for Higher Degrees by the Universities of Great Britain and Ireland and the Council for National Academic Awards written by and published by . This book was released on 2004 with total page 346 pages. Available in PDF, EPUB and Kindle. Book excerpt:

The Superalloys

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Publisher : Cambridge University Press
ISBN 13 : 1139458639
Total Pages : 363 pages
Book Rating : 4.1/5 (394 download)

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Book Synopsis The Superalloys by : Roger C. Reed

Download or read book The Superalloys written by Roger C. Reed and published by Cambridge University Press. This book was released on 2008-07-31 with total page 363 pages. Available in PDF, EPUB and Kindle. Book excerpt: Superalloys are unique high-temperature materials used in gas turbine engines, which display excellent resistance to mechanical and chemical degradation. This book introduces the metallurgical principles which have guided their development. Suitable for graduate students and researchers, it includes exercises and additional resources at www.cambridge.org/9780521859042.

Developments in High Temperature Corrosion and Protection of Materials

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Publisher : Elsevier
ISBN 13 : 1845694252
Total Pages : 677 pages
Book Rating : 4.8/5 (456 download)

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Book Synopsis Developments in High Temperature Corrosion and Protection of Materials by : W Gao

Download or read book Developments in High Temperature Corrosion and Protection of Materials written by W Gao and published by Elsevier. This book was released on 2008-04-09 with total page 677 pages. Available in PDF, EPUB and Kindle. Book excerpt: High temperature corrosion is a phenomenon that occurs in components that operate at very high temperatures, such as gas turbines, jet engines and industrial plants. Engineers are constantly striving to understand and prevent this type of corrosion. This book examines the latest developments in the understanding of high temperature corrosion processes and protective oxide scales and coatings. Part one looks at high temperature corrosion. Chapters cover diffusion and solid state reactions, external and internal oxidation of alloys, metal dusting corrosion, tribological degradation, hot corrosion, and oxide scales on hot-rolled steel strips. Modern techniques for analysing high temperature oxidation and corrosion are also discussed. Part two discusses methods of protection using ceramics, composites, protective oxide scales and coatings. Chapters focus on layered ternary ceramics, alumina scales, Ti-Al intermetallic compounds, metal matrix composites, chemical vapour deposited silicon carbide, nanocrystalline coatings and thermal barrier coatings. Part three provides case studies illustrating some of the challenges of high temperature corrosion to industry and how they can be overcome. Case studies include the petrochemical industry, modern incinerators and oxidation processing of electronic materials. This book is a valuable reference tool for engineers who develop heat resistant materials, mechanical engineers who design and maintain high temperature equipment and plant, and research scientists and students who study high temperature corrosion and protection of materials. Describes the latest developments in understanding high temperature corrosion Presents the latest research by the leading innovators from around the globe Case studies are provided to illustrate key points

Corrosion

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Publisher : Newnes
ISBN 13 : 1483164101
Total Pages : 1233 pages
Book Rating : 4.4/5 (831 download)

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Book Synopsis Corrosion by : L L Shreir

Download or read book Corrosion written by L L Shreir and published by Newnes. This book was released on 2013-10-22 with total page 1233 pages. Available in PDF, EPUB and Kindle. Book excerpt: Corrosion, Volume 1: Metal/Environment Reactions is concerned with the subject of corrosion, with emphasis on the control of the environmental interactions of metals and alloys used as materials of construction. Corrosion is treated as a synthesis of corrosion science and corrosion engineering. This volume is comprised of nine chapters; the first of which provides an overview of the principles of corrosion and oxidation, with emphasis on the electrochemical mechanism of corrosion and how the kinetics of cathodic and anodic partial reactions control the rate of overall corrosion reaction. Attention then turns to the effects of environmental factors such as concentration, velocity, and temperature based on the assumption that either the anodic or cathodic reaction, but not both, is rate-controlling. The corrosion of ferrous and non-ferrous metals and alloys, as well as rarer and noble metals, is considered. The reader is also introduced to high-temperature corrosion and mechanical factors that affect corrosion. This book concludes with topics of electrochemistry and metallurgy relevant to corrosion, including the nature of the electrified interface between the metal and the solution; charge transfer across the interface under equilibrium and non-equilibrium conditions; overpotential and the rate of an electrode reaction; and the hydrogen evolution reaction and hydrogen absorption by ferrous alloys. This book will be of value to students as well as workers and engineers in the field of corrosion.

Materials for High Temperature Engineering Applications

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Publisher : Springer Science & Business Media
ISBN 13 : 3642569382
Total Pages : 180 pages
Book Rating : 4.6/5 (425 download)

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Book Synopsis Materials for High Temperature Engineering Applications by : G.W. Meetham

Download or read book Materials for High Temperature Engineering Applications written by G.W. Meetham and published by Springer Science & Business Media. This book was released on 2012-12-06 with total page 180 pages. Available in PDF, EPUB and Kindle. Book excerpt: This concise survey describes the requirements on materials operating in high-temperature environments and the processes that increase the temperature capability of metals, ceramics, and composites. The major part deals with the applicable materials and their specific properties, with one entire chapter devoted to coatings. Written for engineering and science students, researchers, and managers in industry.

Tribology

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Publisher :
ISBN 13 :
Total Pages : 147 pages
Book Rating : 4.:/5 (233 download)

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Book Synopsis Tribology by :

Download or read book Tribology written by and published by . This book was released on 1985 with total page 147 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Advanced Techniques for Surface Engineering

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Publisher : Springer Science & Business Media
ISBN 13 : 940170631X
Total Pages : 402 pages
Book Rating : 4.4/5 (17 download)

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Book Synopsis Advanced Techniques for Surface Engineering by : W. Gissler

Download or read book Advanced Techniques for Surface Engineering written by W. Gissler and published by Springer Science & Business Media. This book was released on 2013-04-17 with total page 402 pages. Available in PDF, EPUB and Kindle. Book excerpt: Today's shortages of resources make the search for wear and corrosion resistant materials one of the most important tasks of the next century. Since the surface of a material is the location where any interaction occurs, it is that there the hardest requirements on the material are imposed: to be wear resistant for tools and bearings; to be corrosion resistant for turbine blades and tubes in the petrochemical industry; to be antireflecting for solar cells; to be decorative for architectural panels and to combine several of these properties in other applications. Surface engineering is the general term that incorporates all the techniques by which a surface modification can be accomplished. These techniques include both coating and modification of the surface by ion implantation and laser beam melting. In recent years a continuously growing number of these techniques were developed to the extent that it became more and more difficult to maintain an overlook and to understand which of these highly differentiated techniques might be applied to resolve a given surface engineering problem. A similar development is also occuring for surface characterization techniques. This volume contains contributions from renowned scientists and engineers to the Eurocourse the aim of which was to inform about the various techniques and to give a comprehensive survey of the latest development on this subject.

Laser Surface Modification of Alloys for Corrosion and Erosion Resistance

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Publisher : Elsevier
ISBN 13 : 0857095838
Total Pages : 401 pages
Book Rating : 4.8/5 (57 download)

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Book Synopsis Laser Surface Modification of Alloys for Corrosion and Erosion Resistance by : C T Kwok

Download or read book Laser Surface Modification of Alloys for Corrosion and Erosion Resistance written by C T Kwok and published by Elsevier. This book was released on 2012-03-20 with total page 401 pages. Available in PDF, EPUB and Kindle. Book excerpt: Corrosion and erosion processes often occur synergistically to cause serious damage to metal alloys. Laser surface modification techniques such as laser surface melting or alloying are being increasingly used to treat surfaces to prevent corrosion or repair corroded or damaged components. Laser surface modification of alloys for corrosion and erosion resistance reviews the wealth of recent research on these important techniques and their applications. After an introductory overview, part one reviews the use of laser surface melting and other techniques to improve the corrosion resistance of stainless and other steels as well as nickel-titanium and a range of other alloys. Part two covers the use of laser surface modification to prevent different types of erosion, including liquid impingement, slurry (solid particle) and electrical erosion as well as laser remanufacturing of damaged components. With its distinguished editor and international team of contributors, Laser surface modification of alloys for corrosion and erosion resistance is a standard reference for all those concerned with preventing corrosion and erosion damage in metallic components in sectors as diverse as energy production and electrical engineering. Reviews recent research on the use of laser surface modification techniques, including the prevention of corrosion and repair of corroded or damaged components Discusses the techniques for improving the corrosion resistance of steels, nickel-titanium and a range of alloys Analyses the use of laser surface modification to prevent different types of erosion, including liquid impingement and laser remanufacturing of damaged components

Failure Analysis of Heat Treated Steel Components

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Publisher : ASM International
ISBN 13 : 1615030980
Total Pages : 651 pages
Book Rating : 4.6/5 (15 download)

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Book Synopsis Failure Analysis of Heat Treated Steel Components by : Lauralice de Campos Franceschini Canale

Download or read book Failure Analysis of Heat Treated Steel Components written by Lauralice de Campos Franceschini Canale and published by ASM International. This book was released on 2008 with total page 651 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Fretting Wear in Titanium, Monel-400, and Cobalt

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Publisher :
ISBN 13 :
Total Pages : 44 pages
Book Rating : 4.:/5 (31 download)

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Book Synopsis Fretting Wear in Titanium, Monel-400, and Cobalt by : Robert C. Bill

Download or read book Fretting Wear in Titanium, Monel-400, and Cobalt written by Robert C. Bill and published by . This book was released on 1972 with total page 44 pages. Available in PDF, EPUB and Kindle. Book excerpt: Damage scar volume measurements taken from like metal fretting pairs combined with scanning electron microscopy observations showed that three sequentially operating mechanisms result in the fretting of titanium, Monel-400, and cobalt - 25-percent molybdenum. Initially, adhesion and plastic deformation of the surface played an important role. This was followed after a few hundred cycles by a fatigue mechanism which produced spall-like pits in the damage scar. Finally, a combination of oxidation and abrasion by debris particles became most significant. Damage scar measurements made on several elemental metals after 600,000 fretting cycles suggested that the ratio of oxide hardness to metal hardness was a measure of the susceptibility of a metal to progressive damage by fretting.

Tribocorrosion of Passive Metals and Coatings

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Publisher : Elsevier
ISBN 13 : 0857093738
Total Pages : 585 pages
Book Rating : 4.8/5 (57 download)

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Book Synopsis Tribocorrosion of Passive Metals and Coatings by : D Landolt

Download or read book Tribocorrosion of Passive Metals and Coatings written by D Landolt and published by Elsevier. This book was released on 2011-10-12 with total page 585 pages. Available in PDF, EPUB and Kindle. Book excerpt: Tribocorrosion causes the degradation or alteration of materials through the combined action of corrosion and wear. It limits the performance and life-time of installations, machines and devices with moving parts, and controls certain manufacturing processes such as chemical–mechanical polishing. The effects of tribocorrosion are most pronounced on passive metals which owe their corrosion resistance to a thin protecting oxide film. Most corrosion-resistant engineering alloys belong to this category.This book provides an introduction to the developing field of tribocorrosion and an overview of the latest research. Part one reviews basic notions of corrosion and tribology, before presenting the most recent results on the growth and structure of passive oxide films. Tribocorrosion mechanisms under fretting, sliding and erosion conditions, respectively, are then discussed. Part two focuses on methods for measuring and preventing tribocorrosion. It includes chapters on electrochemical techniques, the design of tribocorrosion test equipment, data evaluation and the optimisation of materials’ properties for tribocorrosion systems. Part three presents a selection of tribocorrosion problems in engineering and medicine. Three chapters address the tribocorrosion of medical implants including test methods and clinical implications. Other chapters examine tribocorrosion issues in nuclear power plants, marine environments, automotive cooling circuits, elevated-temperature metal working and chemical–mechanical polishing.With its distinguished editors and international team of expert contributors Tribocorrosion of passive metals and coatings is an invaluable reference tool for engineers and researchers in industry and academia confronted with tribocorrosion problems. Comprehensively reviews current research on the tribocorrosion of passive metals and coatings, with particular reference to the design of tribocorrosion test equipment, data evaluation and the optimisation of materials’ properties for tribocorrosion systems Chapters discuss tribocorrosion mechanisms under fretting, sliding and erosion conditions before focussing on methods for measuring and preventing tribocorrosion Includes a comprehensive selection of tribocorrosion problems in engineering and medicine, such as the tribocorrosion of medical implants, and tribocorrosion issues in nuclear power plants, marine environments, automotive cooling circuits and elevated-temperature metal working

Solid Lubrication Fundamentals and Applications

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Publisher : CRC Press
ISBN 13 : 9781420027068
Total Pages : 420 pages
Book Rating : 4.0/5 (27 download)

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Book Synopsis Solid Lubrication Fundamentals and Applications by : Kazuhisa Miyoshi

Download or read book Solid Lubrication Fundamentals and Applications written by Kazuhisa Miyoshi and published by CRC Press. This book was released on 2019-06-05 with total page 420 pages. Available in PDF, EPUB and Kindle. Book excerpt: Solid Lubrication Fundamentals and Applications description of the adhesion, friction, abrasion, and wear behavior of solid film lubricants and related tribological materials, including diamond and diamond-like solid films. The book details the properties of solid surfaces, clean surfaces, and contaminated surfaces as well as discussing the structu

Ceramic Tribology

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Publisher :
ISBN 13 :
Total Pages : 240 pages
Book Rating : 4.:/5 (321 download)

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Book Synopsis Ceramic Tribology by : Richard Stephen Gates

Download or read book Ceramic Tribology written by Richard Stephen Gates and published by . This book was released on 1988 with total page 240 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Engineering Materials 2

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Publisher : Elsevier
ISBN 13 : 1483297217
Total Pages : 380 pages
Book Rating : 4.4/5 (832 download)

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Book Synopsis Engineering Materials 2 by : Michael F. Ashby

Download or read book Engineering Materials 2 written by Michael F. Ashby and published by Elsevier. This book was released on 2014-06-28 with total page 380 pages. Available in PDF, EPUB and Kindle. Book excerpt: Provides a thorough explanation of the basic properties of materials; of how these can be controlled by processing; of how materials are formed, joined and finished; and of the chain of reasoning that leads to a successful choice of material for a particular application. The materials covered are grouped into four classes: metals, ceramics, polymers and composites. Each class is studied in turn, identifying the families of materials in the class, the microstructural features, the processes or treatments used to obtain a particular structure and their design applications. The text is supplemented by practical case studies and example problems with answers, and a valuable programmed learning course on phase diagrams.

Hot Embossing

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Publisher : William Andrew
ISBN 13 : 9780815519744
Total Pages : 368 pages
Book Rating : 4.5/5 (197 download)

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Book Synopsis Hot Embossing by : Matthias Worgull

Download or read book Hot Embossing written by Matthias Worgull and published by William Andrew. This book was released on 2009-09-28 with total page 368 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book is an overview of replication technology for micro- and nanostructures, focusing on the techniques and technology of hot embossing, a scaleable and multi-purpose technology for the manufacture of devices such as BioMEMS and microfluidic devices which are expected to revolutionize a wide range of medical and industrial processes over the coming decade. The hot embossing process for replicating microstructures was developed by the Forschungszentrum Karlsruhe (Karlsruhe Institute of Technology) where the author is head of the Nanoreplication Group. Worgull fills a gap in existing information by fully detailing the technology and techniques of hot embossing. He also covers nanoimprinting, a process related to hot embossing, with examples of actual research topics and new applications in nanoreplication. *A practical and theoretical guide to selecting the materials, machinery and processes involved in microreplication using hot embossing techniques. *Compares different replication processes such as: micro injection molding, micro thermoforming, micro hot embossing, and nanoimprinting *Details commercially available hot embossing machinery and components like tools and mold inserts