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axial cracks

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Published: 01 January 1996
Fig. 42 Axial cracks in a hollow cylinder More
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Published: 01 January 2000
Fig. 12 Micrograph of axial cracking during dynamic uniaxial loading of magnesia partially stabilized zirconia. Arrows indicate directions from two loadings perpendicular to one another More
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Published: 30 August 2021
Fig. 7 (a) Photograph of turbine vane. (b) Photograph showing axial cracking at midheight of leading edge. (c) Composite optical micrograph showing leading-edge crack in cross section. Etched with Marble’s reagent. Original magnification: 100×. (d) Scanning electron micrographs showing gamma More
Image
Published: 15 June 2020
Fig. 37 Visible macrolevel cracks due to hoop and axial thermal stresses on as-built SLM cobalt-chrome alloy More
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002421
EISBN: 978-1-62708-193-1
... Abstract The stress-intensity concept is based on the parameter that quantifies the stresses at a crack tip. This article summarizes some stress-intensity factors for various crack geometries commonly found in structural components. Through-the-thickness cracks may be located in the middle...
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Published: 01 December 2009
Fig. 10 Simulated crack growth in a shaft subject to axial and torsional loading. Source: Ref 28 More
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002395
EISBN: 978-1-62708-193-1
... Abstract This article provides information on fracture toughness and fatigue crack growth of structural steels. It describes fatigue life behavior in terms of unnotched fatigue limits, notch effects, axial strain-life fatigue, and mean stress effects. The article analyzes the mechanisms...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003314
EISBN: 978-1-62708-176-4
... Abstract This article describes the phenomena of crack initiation and early growth. It examines specimen design and preparation as well as the apparatus used in crack initiation testing. The article provides descriptions of the various commercially available fatigue testing machines: axial...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002367
EISBN: 978-1-62708-193-1
... Fatigue crack initiation site 1 Plain plate, machined edges Axial Corners 1(F) Plain plate, flame-cut edges Axial Edges 2 Rolled I-beam Bending Corners 2A Riveted I-beam Bending Holes 3 Longitudinally welded plate, as-welded Axial Ripple 3(G) Longitudinally welded plate...
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Published: 01 January 2002
Fig. 19 Effect of loading conditions on dimple shape for loading modes I, II, and III. Mode I can be axial loading, bending loading, or a combination of bending and axial loading. Axial loading creates equiaxed dimples. Bending loading creates elongated dimples that face in the same direction More
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003299
EISBN: 978-1-62708-176-4
... successively in two perpendicular directions. The first loading caused axial crack growth parallel to the first loading direction. The second loading (in a direction perpendicular to the first one) also induced axial crack growth parallel to this loading direction. The micrograph provided in Fig. 12 reveals...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 30 January 2024
DOI: 10.31399/asm.hb.v12.a0006873
EISBN: 978-1-62708-387-4
... have the same magnitude, the material cannot plastically deform . Source: Ref 1 Fig. 3 Constraint in an axially loaded member that contains a cracklike defect. As the notch severity increases (thicker material, longer crack, sharper crack-tip radius), the stress at fracture increases...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0009008
EISBN: 978-1-62708-185-6
... geometry and friction conditions; strain measurements; crack detection; and material inhomogeneities, which are to be considered for performing cold upset testing. It describes test characteristics in terms of deformation, free-surface strains, and stress states for performing cylindrical compression tests...
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Published: 15 January 2021
Fig. 19 Effect of loading conditions on dimple shape for loading modes I, II, and III. Mode I can be axial loading, bending loading, or a combination. Axial loading creates equiaxed dimples. Bending loading creates elongated dimples that face in the same direction on both halves More
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Published: 01 January 2002
that initiated from the weld root and extended through the weld. (c) Micrograph of axial weld toe crack showing a fatigue-induced crack that extended through the pipe wall More
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Published: 30 August 2021
crack that initiated from the weld root and extended through the weld. (c) Micrograph of an axial weld toe crack showing a fatigue-induced crack that extended through the pipe wall More
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003301
EISBN: 978-1-62708-176-4
... Abstract Triaxial Hopkinson techniques can be used to simultaneously subject a sample to axial and lateral compressions. The lateral compression may be applied through a pneumatic pressure vessel or dynamically using a special Hopkinson technique. This article reviews these two techniques...
Image
Published: 30 January 2024
Fig. 3 Constraint in an axially loaded member that contains a cracklike defect. As the notch severity increases (thicker material, longer crack, sharper crack-tip radius), the stress at fracture increases but the strain at fracture decreases Source: Ref 1 More
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Published: 30 August 2021
Fig. 59 (a) Drawn-cup needle bearing that failed by gross overload. As the cup increased in width under overload, the oil hole became elongated, and circumferential cracks developed in the outer surface. (b) Another case of axial overload showing circumferential cracks of the outer cup More
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001810
EISBN: 978-1-62708-180-1
... Forced assembly; overloaded or insufficient lubrication Eccentric pitting on raceway of thrust bearing Eccentric mounting or loading Cracking and Fracturing Cracks through ring Fit too tight; nonuniform seating surface; deformation or ovality of housing; rotational creep or fretting Axial...