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brittle-matrix composite failures

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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
...-Damaged Composites Brittle-Matrix Composite Failure Tough-Matrix Composite Failure Thermoplastic-Matrix Composite Failure Mechanisms Untoughened Thermoset-Matrix Composite Failure Mechanisms Toughened Thermoset-Matrix Composite Failure Mechanisms Dispersed-Phase, Rubber-Toughened...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003469
EISBN: 978-1-62708-195-5
...-matrix composites (CFCCs) is complicated by the complex structure of the composite material. To perform successfully (that is, to exhibit damage tolerance without undergoing catastrophic brittle failure), CFCCs often must incorporate three constituents (fiber, matrix, interphase between the fiber...
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
... Fatigue striations in the resin of an interlaminar failure, following mode I loading of a carbon/PEEK composite laminate. 900× Fig. 20 Fracture feature known as matrix rollers on the surface of a carbon/KIII thermoplastic composite, following failure under mode II shear loading conditions...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000625
EISBN: 978-1-62708-181-8
... illustrate the ductile fracture, interlaminar failure, transgranular cleavage and fracture, tension-overload fracture, longitudinal and transverse cracking, fiber splitting, stress rupture, and low-cycle fatigue of these composites. ductile to brittle transition fractograph metal-matrix composites...
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
... on a single fibers. With a very strong bond between fiber and matrix (b), the whole composite will fail in a brittle manner when the very weakest fiber in the composite fails. Tensile strength is low. An optimal interfacial strength (c) will produce multiple fractures in each filament, and the tensile...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003374
EISBN: 978-1-62708-195-5
... information about fiber-matrix failure mode and a method to measure the energy involved in fracture of the fiber-matrix interface. This last parameter is important in relating fiber- matrix adhesion to composite toughness. Direct Methods Indirect Methods Composite Laminate Tests Issues in the Use...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002417
EISBN: 978-1-62708-193-1
... presents ceramic fatigue data for fatigue crack growth testing and concludes with a discussion on life prediction for ceramics or ceramic-matrix composites. brittle materials ceramic-matrix composites ceramics crack propagation fatigue fatigue crack growth fatigue crack growth testing high...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002418
EISBN: 978-1-62708-193-1
... The calculated notch sensitivity for a material with long, brittle reinforcements that may fracture as the crack extends Fig. 10 The notch insensitivity found experimentally for ceramic-matrix composites caused by stress redistribution Fig. 11 Basic cell model (hysteresis loops) used...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003254
EISBN: 978-1-62708-176-4
... can be seen in the case of metal matrix composites (i.e., a ductile metal matrix with brittle reinforcement particles). Crack growth in such a material is schematically shown in Fig. 18 . When a crack in the ductile matrix is loaded, the large stresses ahead of the notch promote void nucleation...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003379
EISBN: 978-1-62708-195-5
... refer to fiber, matrix, longitudinal, and transverse, respectively. Fig. 10 Damage initiation, propagation, and ultimate failure of biaxially loaded E-glass/epoxy composite tubes. σ 2 t and σ 2 c are axial tension and compression. τ 12 is in-plane shear stress. Fig. 8...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003311
EISBN: 978-1-62708-176-4
... to their low toughness, monolithic ceramics are prone to catastrophic failure and, thus, may be unsuitable for engineering applications that require high reliability. Ceramic matrix composites (CMCs), however, can provide significant improvement in fracture toughness and the avoidance of catastrophic failure...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003400
EISBN: 978-1-62708-195-5
.... , The Physics and Mechanics of Fibre-Reinforced Brittle Matrix Composites , J. Mater. Sci. , Vol 29 , 1994 , p 3857 – 3896 10.1007/BF00355946 2. McNulty J.C. , Zok F.W. , Genin G.M. , and Evans A.G. , Notch-Sensitivity of Fiber-Reinforced Ceramic Matrix Composites: Effects...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006778
EISBN: 978-1-62708-295-2
... rupture due to MVC is the most prevalent fracture mechanism of ductile overload failures. During deformation, cavities (or microvoids) nucleate at small particles (such as inclusions and second-phase particles) when the matrix material separates from the particle by interfacial decohesion and when...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005677
EISBN: 978-1-62708-198-6
... aluminosilicate matrix with aluminosilicate glass (unreacted) or silver-glass cermet (unreacted)  Zinc polyacrylate Acrylic polymer and zinc oxide (unreacted) Composites (hybrid) Aromatic or urethane diacrylate matrix with silanated filler (quartz, borosilicate glass, lithium aluminum silicate, barium...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003449
EISBN: 978-1-62708-195-5
... in which the stress-strain behavior is purely elastic and failure is brittle. Curve A illustrates the stress-strain behavior of a fiber reinforced glass with a strong fiber matrix interface. Because the elastic modulus of the fibers is higher than that of the matrix, some strengthening of the composite...
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
.... The microstructure consisted of size 5 type A graphite flakes in a matrix of approximately 73% pearlite/27% ferrite. No free carbides were present. The crack followed the profile of the graphite flakes, as shown in Fig. 5(c) . Conclusions The transmission housing castings exhibited brittle overload cracks...