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spalling

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Image
Published: 01 March 2001
Fig. 16 Comparative cross-sectional area of wear, scuffing, and spalling on a die radius in a sheet steel-bending test. Source: Ref 71 More
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Published: 30 April 2021
Fig. 8.6 Railroad track spalling from rolling wear and surface fatigue More
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Published: 01 December 1999
Fig. 6.19 Influence of case depth and core strength on the deep-spalling failure of gear teeth More
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Published: 01 September 2008
Fig. 22 (a) Surface of an AISI A4 primer cup plate showing spalling at one of the 3.2 mm diameter holes made by electrical discharge machining (EDM) Original magnification: 2.5×. (b) Microstructures associated with the spalled hole in (a) caused by improper EDM technique. Source: Ref 16 More
Image
Published: 01 September 2005
Fig. 23 Spalling of spiral bevel gear teeth. Original pitting low on the active profile gives initiation to a fast and extensive progression of spalling over the top face and down the back profile. This is often called the cyclone effect. Original magnification at 0.25× More
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Published: 01 September 2005
Fig. 25 Subsurface cracking that subsequently resulted in spalling at a gear-tooth edge. Unetched section of a carburized AMS 6260 steel gear tooth. Cracking initiated in the transition zone between the carburized case and the core. Original magnification at 500× More
Image
Published: 01 September 2005
Fig. 26 Spalling on a tooth of a steel spur sun gear shaft. (a) Overall view of spalled tooth. (b) Micrograph of an unetched section taken through the spalled area showing progressive subsurface cracking. Original magnification at 100× More
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Published: 01 September 2005
Fig. 27 Surface of a spalling-fatigue fracture in a single tooth of a heavily loaded final-drive pinion of AISI 8620 steel, carburized and hardened to 60 HRC in the case, showing vertical scratches, which indicate that appreciable abrasive wear took place also. The surface ripples at right More
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Published: 30 April 2021
Fig. 12.4 Titanium nitride physical vapor deposition coating spall on a cemented carbide tool bit. Original magnification: 1000× More
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Published: 01 December 2004
Fig. 7 Spall data for low-carbon 1020 steel More
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Published: 01 December 2004
Fig. 8 Free surface velocity data when spall occurs. See text for details and explanation of symbols. More
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Published: 01 October 2011
Fig. 16.10 Typical morphology of fatigue spall in rolling-element bearings. (a) Fatigue spall centered on a ball bearing raceway. (b) Fatigue spall on 12.7 mm (0.5 in.) diameter steel ball obtained using rolling four-ball machine. Source: Ref 16.3 More
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Published: 01 September 2005
Fig. 49 Section normal to surface of tooth profile taken near the spalled area shown in Fig. 48(b) . The surface shows no catastrophic movement; the butterfly wings are generally parallel to the surface, but extend 0.7 mm (0.027 in.) below the surface. Microstructure is very fine acicular More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310057
EISBN: 978-1-62708-286-0
... of spalling and cracking of oxide scale. It ends with a section providing information on oxidation behaviors under less-oxidizing atmospheres. oxidation stainless steel spalling cracking chromium oxide Wagner theory Summary STAINLESS STEEL, often considered mainly as a corrosion-resisting...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300079
EISBN: 978-1-62708-323-2
... such as galling, fretting, scuffing, and spalling and introduces the concepts of tribocorrosion and biotribology. abrasive wear adhesive wear erosion fretting corrosion fretting wear impact wear rolling wear tribocorrosion 4.1 The Difference Between Wear and Erosion There may be no mechanism...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610461
EISBN: 978-1-62708-303-4
..., surface-origin fatigue, subcase-origin fatigue (spalling fatigue), and cavitation fatigue. abrasive wear adhesive wear cavitation fatigue contact-stress fatigue erosion-corrosion erosive wear fretting wear gouging grinding WEAR IS USUALLY DEFINED as the undesired removal of material...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270045
EISBN: 978-1-62708-301-0
...Abstract Abstract This chapter describes the characteristic damage of a mid-air explosion and how it appears in metal debris recovered from crash sites of downed aircraft. It explains that explosive forces produce telltale signs such as petaling, curling, spalling, spikes, reverse slant...
Image
Published: 01 December 2006
Fig. 33 Intergranular corrosion at the external surface of the flange. The voids are the locations of the spalled grains. 50× More
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Published: 01 January 1998
Fig. 17-20 Grinding damage on a high-carbon, high-chromium tool steel slitter knife that spalled in service More
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Published: 01 September 2005
Fig. 20 Rolling-contact fatigue in a gear tooth section. Crack origin subsurface. Progression was parallel with surface, inward, and finally to the surface to form a large pit or spall. Not etched. Original magnification at 60× More