1-20 of 133 Search Results for

aluminum matrix composites

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Image
Published: 01 January 2002
Fig. 16 Wear failure of PEI and composites (a) Failed surface of PEI while sliding against very smooth ( R a 0.06 μm) aluminum surface resulting in high μ (L 28 N; v 2.1 m/s) Left part shows severe melt flow of PEI; middle portion shows crater with chipped-off molten material ( Ref 46 ). (b More
Image
Published: 01 January 2002
Fig. 2 Fracture profiles. (a) Fracture profile generated from the fracture surface of a metal-matrix composite containing alumina fibers distributed in the matrix of an aluminum alloy. (b) Fracture profile generated from the fracture surface of a tensile test specimen of low-alloy steel. (c More
Image
Published: 01 January 2002
sections are mutually at an angle of 120° to one another, and all three sections contain the vertical axis. The MMC contains aligned alumina fibers in an aluminum alloy matrix. Source: Ref 22 More
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001120
EISBN: 978-1-62708-214-3
... Abstract A segment from a premium-quality H13 tool steel die for die casting of aluminum failed after only 700 shots. The segment was subjected to visual, macroscopic, hardness, and metallographic testing. The investigation revealed that failure occurred as a result of fatigue at an electrical...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006869
EISBN: 978-1-62708-395-9
... . The common nano-sized filler types that can be used to improve the tribological performance of CF polymer composites are calcium carbonate, silicon dioxide, graphite, titanium dioxide, and aluminum oxide ( Ref 38 ). RPs with short fibers and nanoparticles show better wear resistance when compared...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001753
EISBN: 978-1-62708-241-9
... composition of the sand-cast component was identified via optical emission spectroscopy and is comparable to an aluminum sand-cast alloy, AA 712.0. Metallographic evaluation via optical microscopy and scanning electron microscopy revealed a high degree of porosity in the microstructure as well as the presence...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001787
EISBN: 978-1-62708-241-9
... an inclusion that appears round with diameter of 8 μm, as oxide inclusions and sulfide inclusions by energy spectrum analysis including aluminum oxide, calcium oxide, magnesium oxide, and manganese sulfide. Figure 8b , e shows an inclusion that appears round with diameter of 10 μm, as oxide inclusions...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003572
EISBN: 978-1-62708-180-1
..., aspect ratio, distribution, orientation, combination with fillers, and the quality of bonding with the matrix), and operating conditions. Fibers are far more wear resistant than the matrix and hence control the wear of composite. Continuous fiber-reinforced composites with a thermoset-polymer matrix...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001489
EISBN: 978-1-62708-217-4
... — — — — 18.9 16.5 1.0 1.2 — — — 1.5 Fe balance The chemical compositions of the inclusions observed on the polished surfaces of specimens A and B are given in Tables 2 and 3 , respectively. Almost all the inclusions in rings A and B were rich in chromium and aluminum; the concentration...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003529
EISBN: 978-1-62708-180-1
... of metals composition in failure analysis work. If the milling to obtain chips for analysis is done in a machine shop where other machining is done, it may be necessary to set up a protective “tent” (for example, out of aluminum foil) around the chips being collected, to prevent contamination by airborne...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001776
EISBN: 978-1-62708-241-9
.... Majid A. , Shahram K. , Yousef K. , Jalal H. : On the comparison of the abrasive behaviour of aluminium alloyed and standard Hadfield steels . Wear 268 ( 1–2 ), 202 – 207 ( 2010 ) 10.1016/j.wear.2009.07.010 7. Wiscers P.F. : In: Wiscers P.F. , Huskonen W.D...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001303
EISBN: 978-1-62708-215-0
... of the fracture. Most of the fracture surfaces shown are either through a plate or at the interface between a plate and the aluminum matrix. Also, several incipient cracks are associated with plates. Chemical Analysis/Identification Drillings were taken from the wheel and submitted for chemical analysis...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001813
EISBN: 978-1-62708-241-9
..., the presence of graphitization was confirmed in 33.8% of 554 samples removed from pressure vessels and piping operating at high temperature [ 1 ]. The study made at that time associated statistically the presence of aluminum to the graphitization [ 2 ]. Although the literature may present contradictions [ 3...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003508
EISBN: 978-1-62708-180-1
... iron, gray cast iron, malleable irons, ductile iron, low-alloy steel castings, austenitic steels, corrosion-resistant castings, and cast aluminum alloys are the materials discussed. The article describes the general types of discontinuities or imperfections for traditional casting with sand molds...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006831
EISBN: 978-1-62708-329-4
... the intended function is decreased. The article addresses factors that may cause failures in castings for each metal type, starting with gray iron and progressing to ductile iron, steel, aluminum, and copper-base alloys. It describes the general root causes of failure attributed to the casting material...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001381
EISBN: 978-1-62708-215-0
... 1.87 1.65–2 Chromium 0.75 0.70–0.90 Molybdenum 0.25 0.20–0.30 Aluminum 0.034 NR Calcium 0.0012 NR (a) NR, no requirement Mechanical Properties Hardness Knoop microhardness measurements were conducted using a 500 g load. Longitudinal specimens had an average...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c9001534
EISBN: 978-1-62708-220-4
... on the inclusions revealed the presence of iron, manganese, aluminum, and sulfur, implying that the inclusions were composed of mainly MnS. Fig. 7 Crack emanating from the base of the area of lack of penetration. The inset figure, a magnified view of the encircled region, shows the intergranular nature...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001339
EISBN: 978-1-62708-215-0
... metals, as determined by x-ray fluorescence, are given in Table 1 . Both the pipe and elbow were within the specifications for aluminum alloy 5083. The weld metal composition corresponded to the specification for 5183 filler metal. Results of chemical analysis Table 1 Results of chemical analysis...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001387
EISBN: 978-1-62708-215-0
...) studies were carried out on the outer and inner surfaces of the gouged anode. EDX analysis of the unattacked nickel matrix showed the presence of nickel only ( Fig. 4 ). Analysis of the outer surface of the gouged resolidified nickel, however, revealed the presence of nickel, iron, aluminum, silicon...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001050
EISBN: 978-1-62708-214-3
... the head-shell gap was analyzed using qualitative emission spectroscopy. It was determined to have a composition similar to the shell chemistry presented above, but with minor amounts of (in decreasing order) lead, sodium, calcium, magnesium, aluminum, and titanium. The lead was probably from a sealing...