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tribological properties

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Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006366
EISBN: 978-1-62708-192-4
...Abstract Abstract This article introduces the structure, tribological properties, advantages, and applications of ionic liquids (ILs) as lubricating media. It discusses the mechanisms of IL lubrication for different contacts. The advances in studies focusing on tribological properties of a wide...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006273
EISBN: 978-1-62708-169-6
...Abstract Abstract Aluminum and its alloys are characterized by their low hardness and less satisfactory tribological performance. These limits can be overcome by means of load-specific surface engineering. This article provides information on the structure and properties of nitrided layers...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005977
EISBN: 978-1-62708-168-9
... properties, tribological properties, wear resistance, and corrosion-wear process of the S-phase layer. The article describes two thermochemical nitriding techniques of stainless steels: plasma-assisted nitriding techniques and non-plasma assisted nitriding processes. It also describes the difficulties...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005936
EISBN: 978-1-62708-166-5
... and subsequent tempering of steel components in order to optimize tribological properties. It focuses on the heat treatment of tempering and bearing steels and on volume changes that take place due to phase transformations. Plastic deformations that occur due to shrinking and phase transformation are also...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006360
EISBN: 978-1-62708-192-4
... preparation for DLC and diamond deposition. It also provides a discussion on the coating composition and structure, mechanical and tribological properties, and applications of DLC and diamond coatings. The quality control techniques for DLC and diamond coatings are specified to meet customer requirements...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006372
EISBN: 978-1-62708-192-4
...Abstract Abstract Stainless steels are characterized as having relatively poor wear resistance and tribological properties, but they are often required for a particular application because of their corrosion resistance. This article describes the classification of stainless steels and wear...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006436
EISBN: 978-1-62708-192-4
...Abstract Abstract This article describes the surface modification treatments used to modify the tribological properties of titanium alloys. These include physical vapor deposition and thermochemical conversion treatments. The physical vapor deposition includes ion implantation, sputtering...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006373
EISBN: 978-1-62708-192-4
...Abstract Abstract Polymers and polymer composites have become attractive for tribological applications due to their specific material properties. This article begins by discussing the fundamentals of polymer friction and wear. It summarizes the main polymer materials used in tribological...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006367
EISBN: 978-1-62708-192-4
... devoted to understanding mechanical properties of materials, when reaction of the material to applied load is measured. In contrast, the available information on tribological performance of the sliding surfaces, in particular friction, scratch resistance, and wear or loss of material due to mechanical...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006369
EISBN: 978-1-62708-192-4
..., sliding speed, and material properties of coatings all play significant roles in determining their tribological behavior. Furthermore, they pointed out that no single material can act as a solid lubricant in all environments and under all operating conditions. Solid materials that have been most...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006421
EISBN: 978-1-62708-192-4
... the surface properties of structural materials is increasingly important with advancements in areas such as automobile, aircraft, and micro and nanomechanics. The broad classification of surface properties required in structural applications consists of tribological and corrosion/electrochemical behaviors...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006355
EISBN: 978-1-62708-192-4
... on the processing conditions, the compound zone may consist of monophase ε-nitrides at the surface with some γ′-nitrides below it ( Fig. 2 ). The monophase ε-structure is strongly preferred with respect to the tribological properties. The Fe 3 N (ε) phase is harder than the γ′ (Fe 4 N) phase, and its low...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005668
EISBN: 978-1-62708-198-6
... ) The wear rate of the static partner is thus: (Eq 4) Wear Rate Static   Partner = V L · F n where L is the distance traveled during the test, and F n the applied normal load. When measuring the tribological properties of thin films and coatings, the minimum measurable...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005986
EISBN: 978-1-62708-168-9
... with the nitrogen, the process is called nitrocarburizing . Despite its name, this latter process is a form of nitriding, not of carburizing, and should also not be confused with carbonitriding. The primary purpose of each of these processes is to improve the tribological properties of steel, although other...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006377
EISBN: 978-1-62708-192-4
... bonded coatings are commercially available with a wide range of solid lubricants, binders, and additives. Sliding Friction and Wear Behavior The tribological properties of a bonded MoS 2 coating in UHV, humid air, and dry nitrogen testing environments are listed in Table 1 ( Ref 39 ). Also...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006401
EISBN: 978-1-62708-192-4
... lubricants, and nanomaterials. The article also reviews the properties of lubricants. It describes the tribological evaluation of lubricants, including stribeck test, four-ball test, block-on-ring test, pin-in-vee test, and reciprocating motion test. lubrication coefficient of friction hydrodynamic...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006406
EISBN: 978-1-62708-192-4
... tensile strength, impact strength, and fatigue properties. If the application calls for wear resistance in addition to these properties, it may be a good candidate for carburizing. Types of Wear Unlike other mechanical properties, the tribological properties (wear and friction) of a material...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006419
EISBN: 978-1-62708-192-4
... of thermal spray coatings and possible uses for friction and wear control. Basics of Tribology In 1966, P. Jost defined tribology as “the science and technology of interacting surfaces in relative motion and of the practices related thereto” ( Ref 1 ). The aim is to optimize tribological properties...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006435
EISBN: 978-1-62708-192-4
... , 2013 13. Glaeser W.A. , Battelle Columbus Laboratories, private communication , 1990 14. Senatorski J. , Tacikowski J. , and Liliental W. , Tribological Properties of Nitrided Layers, as Determined by the Cone-Three-Cylinder Wear Test , Tribol. Trans ., Vol 41...
Book Chapter

By S.C. Lim
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006396
EISBN: 978-1-62708-192-4
...Abstract Abstract This article describes the usefulness of wear maps and explains how to construct a proper wear map from scratch and effectively employ such a map to make important design decisions for a particular tribological situation. It discusses three categories of wear-data presentation...