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fractographs

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Published: 01 September 2008
Fig. 5 SEM fractographs documenting typical topographic features of the strain bar primary fracture surface. (a) Overall view of strain bar origins (micron bar is 1.5 mm long). (b) Typical origins (arrows) on outside edge of strain bar fracture (micron bar is 1500 μm long). (c) Typical fatigue More
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Published: 01 September 2008
Fig. 6 SEM fractographs of the fracture surfaces of cracks 1 and 2 in the strain bar. (a) Fracture surface of crack 1, showing typical fatigue zones at arrows (750 μm). (b) Typical fatigue striations in crack 1 fatigue zones (30 μm). (c) Fracture surface at crack 2 of the strain bar, showing More
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Published: 01 September 2008
Fig. 7 SEM fractographs documenting typical topographic features of the T-head. (a) Typical portion of fracture surface, showing typical origins at arrows (500 μm). (b) Typical fatigue striations on fracture surface of T-head (1 μm) More
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Published: 01 September 2008
Fig. 19 SEM fractographs documenting the appearance of the fracture surface. (a) Origin location (670 μm). (b) View of box A showing fracture origin. (c) Location A (5 μm). (d) Location B (2 μm). (e) Location C (5 μm). (f) Location D (2 μm) More
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Published: 01 September 2008
Fig. 37 SEM fractographs showing brittle intergranular structure in discolored region of the fracture surface. (a) Intergranular fracture partially covered with scale at the area adjacent to the inner diameter surface (10 μm). (b) Fracture surface away from the inner diameter surface showing More
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Published: 01 September 2008
Fig. 38 SEM fractographs showing fatigue growth at regions close to the outer diameter surface. (a) At boundary of discolored region (5 μm). (b) Outside the boundary of the discolored region (5 μm) More
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Published: 01 September 2008
Fig. 41 SEM fractographs of opened secondary crack. (a) Origin of secondary crack (33 μm). (b) Intergranular fracture apparent (10 μm) More
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Published: 01 September 2008
Fig. 44 SEM fractographs of the service fracture. (a) Overall view. (b) Intergranular topography at origin. Original magnification: 1500×. (c) Pits on side of clevis at origin. Original magnification: 400×. (d) Pit and corrosion products at origin. Original magnification: 1000× More
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Published: 01 September 2008
Fig. 50 SEM fractographs documenting the topographic features of the failed weldment. (a) Location A showing overload features. (b) Location B showing overload features. (c) Location C showing weld defect features. Original magnification: 1200× More
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Published: 01 September 2008
Fig. 54 SEM fractographs showing the topographic features of a typical fracture origin. (a) Fracture surface. Original magnification: 20×. (b) Location A showing intergranular fracture. Original magnification: 3000× More
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Published: 01 September 2008
Fig. 59 SEM fractographs documenting the fracture features found at the origin. (a) Fatigue striations emanating from the origin (200 μm). (b) Intergranular fracture at origin (location A, 50 μm). (c) Intergranular fracture and corrosion products found at the origin (13 μm). (d) Intergranular More
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Published: 01 December 1984
Figure 6-16 Shepherd fracture grain size standards and SEM fractographs (50 x) of the fractures. More
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Published: 01 December 2018
Fig. 6.149 SEM fractographs showing (a) fracture surface at OD edge with multiple ratchet marks, 35×. (b) Fatigue striations with corrosion deposits/scales, 2000× More
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Published: 01 December 2018
Fig. 5.9 Typical SEM fractographs showing (a) crack filled with corrosion products in a carbon steel tube, 100×; (b) striations in a fatigue failure, 250×; (c) dimples in ductile failure, 500×; (d) cleavage facets in a brittle fracture, 1000×; (e) brittle fracture with an intergranular mode More
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Published: 01 November 2012
Fig. 33 Scanning electron microscope fractographs of discontinuous growth bands in (a) polyvinyl chloride, (b) polystyrene, (c) polysulfone, (d) polycarbonate, (e) polyamide, and (f) acrylonitrile-butadiene-styrene. Arrows indicate crack growth direction. Source: Ref 28 More
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Published: 01 August 2005
Fig. 2.39 SEM fractographs of the tensile test fracture surface of a high-purity, coarse-grained Al-4.2Cu alloy with (a) intergranular facets at low magnification (10×) and (b) uniform dimples on one facet at higher magnification (67×). The microstructure indicated alloy depletion at the grain More
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Published: 01 August 2005
Fig. 7.21 SEM fractographs of discontinuous growth bands in (a) PVC, (b) PS, (c) PSF, (d) PC, (e) PA, and (f) ABS. Arrows indicate crack growth direction. Source: Ref 7.27 More
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Published: 01 September 2008
Fig. 20 SEM fractographs showing (a) location of origin at the inner fillet radius and (b) quasi-cleavage evident on the fracture surface More
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Published: 01 October 2005
Fig. 5.6 Scanning electron fractographs and corresponding topographs of conjugate fracture surfaces of sensitized 304 stainless steel tested in clean water. Source: Ref 11 , 13 More
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Published: 01 October 2005
Fig. CH2.4 SEM fractographs showing (a) beach marks and (b) striations in the fatigue failed region More