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friction and wear properties

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Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.9781627083232
EISBN: 978-1-62708-323-2
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780259
EISBN: 978-1-62708-281-5
.... Polyamides have a tendency to absorb moisture and swell, which can create problems in high-humidity or water-immersion applications ( Ref 14 ). Acetals are very popular for friction and wear applications because of their combination of very good mechanical properties and moderate cost. Their good mechanical...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300179
EISBN: 978-1-62708-323-2
...Abstract Abstract This chapter covers the friction and wear behaviors of cast irons. It describes the microstructure and metallurgy of gray, white, malleable, and ductile cast irons, their respective tensile properties, and their suitability for applications involving friction, various types...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300301
EISBN: 978-1-62708-323-2
...-reinforced plastic friction and wear properties plastics THE TERM PLASTICS stems from the fact that this class of materials is melt-processible; at some point in their lives, these materials can be made to flow to produce a desired shape. This situation applies to most plastics. However, some...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300163
EISBN: 978-1-62708-323-2
... copper alloys friction and wear properties 6.1 Copper Alloys in Tribological Applications Copper (Cu) has been in use in tribological applications for thousands of years. It is one of the few metals that exist in nature in metallic form ( Fig. 6.1 ). Most metals are extracted from compounds...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300271
EISBN: 978-1-62708-323-2
... the microstructure, properties, and relative merits of cermets with those of cemented carbides. cemented carbides cermets friction and wear properties industrial ceramics 10.1 Introduction Ceramics This chapter is about materials that have many tribological applications because they can be harder...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300199
EISBN: 978-1-62708-323-2
... it affects their performance in adhesive and abrasive wear applications and in environments where they are subjected to solid particle, droplet, slurry, and cavitation erosion and fretting damage. alloy composition carbon and low-alloy steel friction and wear properties microstructure tool steel...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300421
EISBN: 978-1-62708-323-2
... in the United States for in vivo use. Selected References Selected References • Budinski K.G. , Friction, Wear, and Erosion Atlas , Taylor and Francis , Boca Raton, FL , 2014 10.1201/b15984 • Budinski K.G. and Budinski M.K. , Engineering Materials: Properties...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300335
EISBN: 978-1-62708-323-2
...Abstract Abstract This chapter covers coatings and treatments that are used to improve the friction and wear behaviors of materials. It describes modifications that work by hardening contacting surfaces, including heat treating, vacuum coating, thermal spray, and plating, and those...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300391
EISBN: 978-1-62708-323-2
... be retained between rubbing surfaces to lower rubbing friction Thin-film lubricants: Solids applied at the atomic or molecular level to separate and lower friction between surfaces Liquid lubricants: Liquids with sufficient thickness and molecular properties to allow separation of rubbing surfaces...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780267
EISBN: 978-1-62708-281-5
... and friction phenomena are influenced mainly by the shear and adhesive properties of the transferred film. Reprinted with permission from Ref 1 A distinction within the interfacial wear process may be made based on whether or not the frictional heat dissipation is isothermal or quasi-adiabatic...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300013
EISBN: 978-1-62708-323-2
...,” in this book, as a force retarding relative motion between contacting bodies. Friction also means conflict between people—and some countries use the word friction to be synonymous with wear; everybody has their perception of what it is. Friction, as it applies to tribosystems, was identified by ancient Greek...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300047
EISBN: 978-1-62708-323-2
... of asperity junctions, e is a physical constant for the system, and θ is the average angle of interfering asperities. This is a modification of a relationship that Ernest Rabinowicz, from MIT, presented in his book on friction and wear ( Ref 2 ): µ = s/p where μ is coefficient of friction, s...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350043
EISBN: 978-1-62708-315-7
... to the friction force. Additional contributions may be due to wear by debris particles that become trapped between the sliding surfaces. Because so many mechanisms are involved in generating the friction force, it is clear that friction is not a unique materials property, but instead depends to some extent...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780276
EISBN: 978-1-62708-281-5
..., or with two types of fillers known as hybrid composites) and fabrics Each section discusses various aspects, such as friction and wear performance of the composites, correlation of performance with various materials properties, and studies on wear of failure mechanisms by scanning electron microscopy...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300227
EISBN: 978-1-62708-323-2
...Abstract Abstract This chapter covers the tribological properties of stainless steel and other corrosion-resistant alloys. It describes the metallurgy and microstructure of the basic types of stainless steel and their suitability for friction and wear applications and in environments where...
Image
Published: 01 December 2003
Fig. 1 Interfacial wear processes. (a) Initial contact of the two surfaces. (b) Running-in process where the soft polymer molecules are gradually transferred to the hard counterface as third body. (c) Steady-state wear process where the wear and friction phenomena are influenced mainly More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300121
EISBN: 978-1-62708-323-2
... the machine or device fail. Electronics manufacturers are doing their best to eliminate all tribosystems that involve materials in sliding contact. Switches used to have sliding members (a tribosystem) that was subject to the vicissitudes of friction and wear. Now, many switches work by infrared sensing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260245
EISBN: 978-1-62708-336-2
... and wear in the aluminum extrusion process has a direct influence on the accuracy of the shape and the surface finish of extrusion. The friction between the die/material interface may vary in a complicated manner when metal is flowing through the die opening. The wear process in the die bearing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2022
DOI: 10.31399/asm.tb.tstap.t56040076
EISBN: 978-1-62708-428-4
... of a gas turbine. Photo courtesy of Rolls-Royce Corporation Background The goal of surface engineering is to extend the life of parts and thus save time, energy, and money. Perhaps the biggest challenge is solving wear problems. Modifying the surface properties of a material or by application...