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iron-iron carbide-silicon system

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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
...-silicon ferritic iron castings of ASTM International specification A1095 Table 3 Compositions (in wt%) of the high-silicon ferritic iron castings of ASTM International specification A1095 Element Type (a) SG SiMo MG SiMo CG SiMo Carbon 2.90–3.70 2.80–3.60 2.70–3.50...
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
... casting. Cast 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...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003555
EISBN: 978-1-62708-180-1
... Hastelloy X nickel-base superalloy 1205 2200 1 HX (17Cr-66Ni-bal Fe) 1150 2100 1 (a) Seamless tube. (b) Electric resistance welded tube Iron oxides alone are not protective above 550 °C (1020 °F) ( Ref 5 ). Chromium, aluminum, and/or silicon assist in forming scales, which...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001333
EISBN: 978-1-62708-215-0
... magnetite (iron oxide). X-ray diffraction of the deposit sample determined that magnetite (Fe 3 O 4 ), silicon carbide (SiC), and rutile (TiO 2 ) were present. The SiC and TiO 2 were presumably from the catalyst and catalyst carrier material. Several peaks in the XRD spectrum could not be identified...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.9781627083294
EISBN: 978-1-62708-329-4
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001328
EISBN: 978-1-62708-215-0
... as consisting mostly of chromium with smaller levels of aluminum, silicon, titanium, manganese, iron, and nickel. The damage mechanism is assumed to be synergistic. Thermally-driven tube distortion is the biggest contributor, as it imposes cyclic, moment stresses which are highest at the subject connection...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003551
EISBN: 978-1-62708-180-1
... and carbon, magnesia, or silicon carbides; high-alumina with clays and then the fireclays and silica refractories Others: includes zircon-zirconia and silicon carbide refractories The technical ceramics to be considered are high-purity materials of alumina or zirconia (stabilized), or silicon...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006825
EISBN: 978-1-62708-329-4
... analysis of scale deposits Elements Relative weight percent Oxygen 19.05 Sodium 11.54 Silicon 1.33 Phosphorus 1.97 Sulfur 13.79 Iron 52.32 Fig. 37 (a) Photograph of inner surface. (b) Low-magnification view showing scalloping marks on inner surface...
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
... by cleavage in second-phase (silicon) particles and other second phases. Fig. 1 SEM images of dimple-rupture fractures. (a) Fracture of low-alloy medium-carbon steel bolt (SAE grade 5). 1750×. (b) Equiaxed tensile dimples originating around the graphite nodules of ASTM 60-45-10 ductile iron. 350×. (c...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001323
EISBN: 978-1-62708-215-0
..., potassium, calcium, titanium, and iron. Sodium in the form of sodium hydroxide caused the gouging, and the attack was probably aggravated by the presence of silicon and sulfur (silicates and sulfur). Fig. 9 In situ EDS spectrum of the deposits at the base of the gouge shown in Fig. 6 before bead...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0091533
EISBN: 978-1-62708-217-4
.... The strap was 0.8 mm (0.032 in.) thick, and the V-section was 1.3 mm (0.050 in.) thick; both were made of 19-9 DL heat-resisting alloy with the following composition: Element Composition, % Carbon 0.3 Manganese 1.1 Silicon 0.6 Chromium 19 Nickel 9 Molybdenum 1.25 Tungsten...
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
... depending on the component geometry. Mechanical conditions and metallurgical features can influence the appearance of MVC. Examples are shown for a ferritic steel ( Fig. 1a ), ductile iron ( Fig. 1b ), and cast titanium alloy ( Fig. 1c ). The dimple features are evident in equiaxed form for tensile loading...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006787
EISBN: 978-1-62708-295-2
... 1095 2005 6 310 1150 2100 6 316, 317, 321, 347 925 1695 6 330 1150 2100 6 405, 410 705 1300 6 416 675 1245 6 420 620 1150 6 430 815 1500 6 440 760 1400 6 442 980 1795 6 446 1095 2005 6 Superalloys N-155 iron...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001331
EISBN: 978-1-62708-215-0
... as nascent hydrogen, resulting in localized decarborization. A product of the reaction of the hydrogen ions with iron carbide is methane, which collects and causes an increase in pressure and internal fissures. This is clearly what occurred in this instance, as the only affected zones in the microstructure...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001375
EISBN: 978-1-62708-215-0
... a composition typical of a class 30 gray iron. Results of chemical analysis Table 1 Results of chemical analysis Element Percent Total carbon 3.49 Combined carbon 0.73 Manganese 0.58 Phosphorus 0.096 Sulfur 0.118 Silicon 1.59 Nickel 0.11 Chromium 0.14...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001771
EISBN: 978-1-62708-241-9
... in silicon, layer B is free carbide zone and rich in iron and nickel and a continuous carbide network is formed in grain boundary in layer C ( Fig. 5 ). According to investigations of Bennet and Price [ 10 ], gas could diffuse into the wall and form the three different layers observed in the cross section...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001277
EISBN: 978-1-62708-215-0
... rapid corrosion of the inner diameter surface. Atomic hydrogen can diffuse into the metal and combine with carbon from iron carbides to form methane, or with other hydrogen atoms to form molecular hydrogen. These large gas molecules become trapped and produce very high localized stresses, leading...
Book Chapter

Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003548
EISBN: 978-1-62708-180-1
... to iron. Thus, if only the emf series were used to predict the behavior of a ferrous metal system, cadmium would not be chosen as a sacrificial protective coating, yet this is the principal use for cadmium plating on steel. Standard emf series of metals Table 1 Standard emf series of metals...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001059
EISBN: 978-1-62708-214-3
... composition. Deposits from the support ring and pitted area ( Table 1 ) revealed the presence of typical elements found in water deposits, such as calcium, silicon, zinc, sulfur, and aluminum. The silicon and calcium could have come from the calcium silicate-based insulation. Elements such as chromium, iron...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006759
EISBN: 978-1-62708-295-2
... Engineers (SAE), Aerospace Materials Specifications (AMS), American Iron and Steel Institute (AISI), and military standards (MIL), which can often be tied back to a Unified Numbering System (UNS) designation. Other countries have tailored specifications that must be followed, such as the German Institute...