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opening shearing mode

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Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003380
EISBN: 978-1-62708-195-5
... of composite delamination, namely, opening, in-plane shearing, and tearing or scissoring shearing modes. It discusses the characterization and analysis of delamination. The article also reviews the prediction of delamination factors, such as flexbeam fatigue life, and skin/stiffener pull-off strength and life...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003330
EISBN: 978-1-62708-176-4
...-loaded. (c) Sandwich beam specimen. Fig. 8 Typical failure modes for composite compression specimens Fig. 15 Illustration of bending and shear stresses in the three-point flexure test Fig. 29 Northrop test fixture and specimen geometry for the open hole compression test...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003391
EISBN: 978-1-62708-195-5
... conducted at this level include notched (open and/or filled hole) tension and compression, inter/intralaminar shear and tension, and pin bearing. While many specimen details remain fairly generic, the lay-ups, stress concentrations, environmental effects, and failure modes tested are more representative...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002366
EISBN: 978-1-62708-193-1
... of tensile stress normal to the crack plane in opening the crack during shear-dominated growth early in life. For brittle materials that are more sensitive to normal stress to the maximum shear plane, F is relatively larger than for ductile materials. Of course, these global strain or stress parameters...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002352
EISBN: 978-1-62708-193-1
... , Int. J. Fract. , Vol 44 , No. 2 , July 1990 , p 97 – 110 and p R23 – R26 • Suresh S. and Ritchie R. , Met. Trans. , Vol 13A , 1982 , p 937 • Zheng Y.S. , Roughness-Induced Shear Resistance of Mode II Crack Growth , Acta Metallurgica Sinica (China) , Vol 29...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003444
EISBN: 978-1-62708-195-5
... to a Distributed Load Plate flexure D 6484 Open-Hole Compression Strength of Polymer Matrix Composites Open-hole compression strength Z 5370Z Compression After Impact Strength of Fiber-Resin Composites Compression after impact Z 7225Z Mixed Mode I-Mode II Interlaminar Fracture Toughness...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003305
EISBN: 978-1-62708-176-4
... of the material to brittle fracture. The critical stress-intensity factor is determined using relatively simple laboratory specimens. Figure 1 defines three modes of loading: mode I, opening, or tensile, mode; mode II, sliding, or shear, mode; and mode III, tearing mode. Fracture-mechanics concepts...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003387
EISBN: 978-1-62708-195-5
... Fig. 1 Local shear stress in a symmetric laminate subject to a uniform axial stress in the x -direction (σ x ). The global strain is shown, but there is no in-plane shear strain (γ xy ). Local shear stress (τ xy ) is developed in each ply. Fig. 2 Distribution of shear stresses...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003440
EISBN: 978-1-62708-195-5
... Flexure (c) (c) Open-hole compression D 6484 RM 3 Open-hole tension D 5766 RM 5 Single-shear bearing D 5961 … Double-shear bearing D 5961 … Compression after impact (Draft) RM 2 Mode I fracture toughness D 5528 … Mode II fracture toughness (Draft) … Tension...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.9781627081931
EISBN: 978-1-62708-193-1
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003320
EISBN: 978-1-62708-176-4
... Fig. 2 Stress state near a crack in a polar coordinate Fig. 1 Two-dimensional stress states without cracking Fig. 3 A semielliptical surface crack under shear. A , pure mode III; B , C , pure mode II Fig. 5 Biaxial fatigue testing machine. Courtesy of Instron...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003466
EISBN: 978-1-62708-195-5
.../3501-6) laminate, indicative of mode II shear failure. 480× Fig. 5 Interlaminar mode II shear fractures that propagated at an angle to the direction of fiber reinforcement. (a) Delamination between 0° and 90° plies. 5000×. (b) Fracture between 45° and–45° plies. 2000×. Source: Ref 1...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003269
EISBN: 978-1-62708-176-4
... well-defined areas of uniform shear or multiaxial stress. In general, applied shear stresses can be torsional ( Fig. 1 ) or translational ( Fig. 2 ). In a torsional mode, shear stress occurs in all directions in the shear plane, while in a translational mode, shear stress occurs in just one direction...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006354
EISBN: 978-1-62708-192-4
...Abstract Abstract This article is concerned with gear tooth failures influenced by friction, lubrication, and wear, and especially those failure modes that occur in wind-turbine components. It provides a detailed discussion on wear (including adhesion, abrasion, polishing, fretting...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006458
EISBN: 978-1-62708-190-0
... Waves Angle-Beam and Shear-Horizontal Plate Modes Generated Using the Periodic Permanent Magnet EMAT Structure Angle-Beam, Shear-Vertical, and Angle-Beam L-Wave Meander Coil EMATs Surface Waves Generated Using Meander Coils Non-Shear-Horizontal Guided-Wave (Plate and Pipe) Modes Shear...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003324
EISBN: 978-1-62708-176-4
... “Lap Shear Tests” , the stress in the critical region of the so-called lap shear specimens are apt to be more crack opening (tensile) in nature than shear. One purpose for obtaining adhesive joint engineering data is in an effort to ensure that a bonded joint will withstand the loads for which...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003543
EISBN: 978-1-62708-180-1
... of ductile fracture in the simple cross section of a tensile testing specimen (for example, see Fig. 166 in the “Atlas of Fractographs” in Fractography , Volume 12) of the ASM Handbook. The other fracture mode is plane-stress fracture (mode II fracture), which manifests itself as the “shear lips...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002349
EISBN: 978-1-62708-193-1
... in a tensile test and to the final shearing mode (“internal necking”) occurs during void coalescence. However, for cleavage (brittle fracture, which is by far the most worrisome type of fracture), the corresponding ideal strength is the ideal tensile strength first estimated by Orowan in 1949 and described...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.9781627081801
EISBN: 978-1-62708-180-1
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002470
EISBN: 978-1-62708-194-8
... The three modes of loading that can be applied to a crack. Mode I is the opening mode, mode II is the in-plane shear mode, and mode III is the out-of-plane shear mode. Source: Ref 5 Closed-form solutions exist for many stress intensity factor load-crack situations, and some of the more common...