1-20 of 202 Search Results for

spalling

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Image
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 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
Image
Published: 30 April 2021
Fig. 8.6 Railroad track spalling from rolling wear and surface fatigue More
Image
Published: 01 December 1999
Fig. 6.19 Influence of case depth and core strength on the deep-spalling failure of gear teeth 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
Image
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
Image
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
Image
Published: 01 June 1985
Fig. 3-33. (a) Spiral bevel pinion showing tooth spalling of two adjacent teeth; 1.7×. (b) Spalling fatigue originating subsurface, nucleated by a nonmetallic inclusion (arrow); 2.5×. (c) Scanning electron micrograph of the fatigue origin at the inclusion (arrow); 27×. (d) SEM closeup More
Image
Published: 01 June 1985
Fig. 4-24. Spur gear, 0.5×. Pitting fatigue progressing to spalling. (a) Lines of pitting just below the pitchline; (b) light spalling up and over the addendum; (c) complete spalling of all teeth. More
Image
Published: 01 June 1985
Fig. 4-26. Spalling—a subsurface fatigue failure originating at the case/core interface, subsequently progressing under the case. More
Image
Published: 01 June 1985
Fig. 5-1. Helical gear tooth, 1×. Pitting/spalling mode originating at a pit caused by subsurface fatigue around a small nonmetallic inclusion. Only one tooth affected. An isolated, random case. More
Image
Published: 01 June 1985
Fig. 5-14. Spiral bevel tooth, 2×. Pitting and spalling due to rolling contact fatigue in a concentrated area (see Fig. 4-16 ) as a designed failure. More
Image
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
Image
Published: 01 October 2005
Fig. 6.4 A spalled fragment. Note the fracture on a plane parallel to the sheet surface. More
Image
Published: 30 April 2021
Fig. 12.4 Titanium nitride physical vapor deposition coating spall on a cemented carbide tool bit. Original magnification: 1000× More
Image
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
Image
Published: 01 December 2004
Fig. 7 Spall data for low-carbon 1020 steel More
Image
Published: 01 December 2004
Fig. 8 Free surface velocity data when spall occurs. See text for details and explanation of symbols. More
Image
Published: 01 June 1985
Fig. 6-7(c). Section normal to surface of tooth profile taken very near the spalled area shown in Fig. 6-7(b) , 200×. Note: the surface shows no catastrophic movement; the “butterfly wings” are generally parallel to the surface but extend 0.027 in. below the surface; and microstructure More