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Search Results for fiber-reinforced composite stress-strain relationship

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Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003044
EISBN: 978-1-62708-200-6
... environmental exposures fiber-reinforced composite stress-strain relationship flexural test mechanical testing shear test tensile test laminate TENSILE DATA generated in accordance with ASTM D 3039 for polymer-matrix composites and D 3552 for metal-matrix composites are based on coupon-level testing...
Book Chapter

By John Bootle, Frank Burzesi, Lynda Fiorini
Series: ASM Handbook Archive
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003398
EISBN: 978-1-62708-195-5
...) supported by a binder (matrix) material. Figure 1 shows a generalized diagram to illustrate the stress-strain relationship in a typical composite. Composite laminates can fail suddenly when the fibers break, unlike most metals, which have a plastic deformation region beyond the straight line “Hooke's...
Book Chapter

Series: ASM Handbook Archive
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003383
EISBN: 978-1-62708-195-5
... much by the fiber volume fraction. This relationship is shown in Fig. 3 for a typical carbon-fiber- reinforced composite, along with an alternative solution proposed by R.D. Adams and D.G.C. Bacon ( Ref 2 ). To allow a comparison of these predictions with the variety of experimental data, the damping...
Book Chapter

By Lawrence T. Drzal
Series: ASM Handbook Archive
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003374
EISBN: 978-1-62708-195-5
... form (e.g., fiber, powder, etc.). This superior constituent is usually the reinforcement, while the other constituent (the matrix) serves as the medium in which the reinforcement is dispersed and serves to transmit external loads from reinforcing fiber to fiber. The resultant composite is a material...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003063
EISBN: 978-1-62708-200-6
... interface, crack deflection, fiber bridging, and fiber pullout. These toughening mechanisms can lead to damage-tolerant behavior, as shown in Fig. 1 . Fig. 1 Stress-strain behavior of reinforced and unreinforced ceramics. Fiber reinforcement of ceramic composites avoids the brittle catastrophic...
Book Chapter

Series: ASM Handbook Archive
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003377
EISBN: 978-1-62708-195-5
... of all these phenomena increases with rise in temperature. The effects described are of considerable engineering importance for fiber-reinforced composite structures, because stresses and deformations determined on the basis of elastic analysis may change considerably with time because of polymeric...
Book Chapter

Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002415
EISBN: 978-1-62708-193-1
... only on the measured 0° fiber stress range. Fig. 21 0° fiber stress range versus number of cycles to failure at 650°C and room temperature. Source: Ref 36 Figure 22 compares the maximum strain versus cycles to failure of a unidirectional composite to the maximum strain versus cycles...
Series: ASM Handbook Archive
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003379
EISBN: 978-1-62708-195-5
.... The engineers stressing carbon-fiber-reinforced laminates may have a little interest, because of the difficulty of locating what to them appears to be a 45° sloping cutoff in the second and fourth quadrants of their customary maximum-strain failure model. There are very few reliable data points with which...
Book Chapter

By R.J. Diefendorf
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002478
EISBN: 978-1-62708-194-8
... element analysis has decreased problems with stress concentrations, but providing the ceramic material with a pseudoductile behavior would be a breakthrough. Fiber-reinforced composite materials can provide better impact resistance and a more “graceful failure,” or more yielding strain before failure...
Series: ASM Handbook Archive
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003400
EISBN: 978-1-62708-195-5
... Abstract One of the key attributes of continuous fiber-reinforced ceramic composites (CFCCs) is their ability to undergo inelastic straining upon mechanical loading. This article reviews the mechanics of inelastic deformation and fracture of CFCCs, as needed for the development of damage...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003255
EISBN: 978-1-62708-176-4
..., the strengths and/or physical properties of composites are usually an average of the strengths and/or properties of the individual constituents/phases. Most composites are composed of a compliant, damage-tolerant matrix and a strong reinforcing phase/constituent, usually filaments, fibers, or whiskers...
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
... concludes with a discussion on the split-Hopkinson pressure bar test. compression testing fatigue testing fiber-reinforced composites flexure testing interlaminar failure mechanical properties mechanical testing nondestructive techniques shear testing split-hopkinson pressure bar test strain...
Book Chapter

By Jonathan Goering
Series: ASM Handbook Archive
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003387
EISBN: 978-1-62708-195-5
... of strong, stiff, reinforcing fibers, such as carbon, surrounded by a relatively weak, soft matrix, such as epoxy. The mechanical properties of these plies in the direction parallel to the reinforcement are controlled by the longitudinal properties of the fiber. The mechanical properties perpendicular...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003267
EISBN: 978-1-62708-176-4
...) ceases to exist, and ductility is primarily due to localized strains. Suppression of T g helps to produce tougher polymers. The strong temperature dependence of the modulus is a distinguishing feature of polymers compared to metals or ceramics. Fiber-reinforced polymer composites are used...
Book Chapter

By Brian S. Hayes, Luther M. Gammon
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009081
EISBN: 978-1-62708-177-1
... impact of the composite. Analysis Methods for Impact-Damaged Composites Upon impact, if the energy is not absorbed by the composite as elastic strain energy, then damage will occur in the composite ( Ref 7 ). Common damage observed in fiber-reinforced composites involves crack formation...
Book Chapter

By Mohammad Amjadi
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006940
EISBN: 978-1-62708-395-9
.... The cyclic stress-strain response is the response of polymers that describes their behavior once cyclic plasticity has modified the metastable behavior under fatigue deformation. Cyclic stress-strain curves for high-density polyethylene (compression molded), impact polypropylene copolymer, short-glass-fiber...
Book Chapter

By David E. Alman
Series: ASM Handbook Archive
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003448
EISBN: 978-1-62708-195-5
... composites, and continuously aligned fiber reinforced MMCs. mechanical properties thermal properties discontinuously reinforced aluminum metal matrix composites laminated metallic composites continuously aligned fiber reinforced metal matrix composites METAL-MATRIX COMPOSITES (MMCs...
Series: ASM Handbook Archive
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003468
EISBN: 978-1-62708-195-5
... initiate microcracks in the surrounding matrix. This is due to the high strain concentration produced by the intersection of microcracks in reinforcement particles with the surrounding matrix. This mechanism is most commonly observed in composites reinforced with Al 2 O 3 particles or fibers (Ref 2 , 3...
Book Chapter

By L.J. Hart-Smith
Series: ASM Handbook Archive
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003384
EISBN: 978-1-62708-195-5
... optimized for that task, and then fill in the gaps (the basic structure) in between. This sequence is a marked departure from normal practice for conventional ductile metal alloys and is necessitated by the relative brittleness of fiber-reinforced composites. Yielding of ductile metals usually reduces...
Book Chapter

By Shari Bugaj
Series: ASM Handbook Archive
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003441
EISBN: 978-1-62708-195-5
... this is interesting, but such testing has not allowed prediction of composite performance. Testing the single tow or bundle allows an evaluation of the reinforcing fiber in its simplest form and is valuable in across-the-band variability studies. Because many fibers are woven into fabrics for use in composites...