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eutectic alloy system

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Series: ASM Handbook
Volume: 3
Publisher: ASM International
Published: 27 April 2016
DOI: 10.31399/asm.hb.v03.a0006225
EISBN: 978-1-62708-163-4
... illustration of a eutectic system in which the two components of the system have the same crystal structure. Eutectic systems form when alloying additions cause a lowering of the liquidus lines from both melting points of the pure elements. The article describes the aluminum-silicon eutectic system...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005215
EISBN: 978-1-62708-187-0
... , Vol 17 , 1986 , p 347 – 356 Solidification Models Binary Isomorphous Systems, <italic>k</italic> &gt; 1: Titanium-Molybdenum Binary Eutectic Systems, <italic>k</italic> &lt; 1: Hypoeutectic Aluminum-Copper Alloys Binary Eutectic Systems: Hypoeutectic Aluminum-Silicon Alloys Binary...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005211
EISBN: 978-1-62708-187-0
... in eutectic microstructures of most alloy systems is also discussed. binary eutectic phase diagram eutectic structures eutectic microstructures solidification METALLIC EUTECTIC SYSTEMS have been used for several centuries to cast engineering components. The use of eutectic systems predates...
Series: ASM Handbook
Volume: 3
Publisher: ASM International
Published: 27 April 2016
DOI: 10.31399/asm.hb.v03.a0006223
EISBN: 978-1-62708-163-4
... Fig. 21 (a) Alloy X 0 has a free energy, G 1 , as a mixture of α and β. (b) At equilibrium, alloy X 0 has a minimum free energy, G e , when it is a mixture α e and b e . Adapted from Ref 1 Fig. 22 The variation of a A and a B , with composition for a binary system...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003727
EISBN: 978-1-62708-177-1
...) Abstract Abstract The most common aluminum alloy systems are aluminum-silicon, aluminum-copper, and aluminum-magnesium. This article focuses on the grain structure, eutectic microstructure, and dendritic microstructure of these systems. It provides information on microsegregation and its problems...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002462
EISBN: 978-1-62708-194-8
...Designation system for wrought aluminum alloys Table 1 Designation system for wrought aluminum alloys Aluminum, at least 99.00% 1 xxx Aluminum alloys grouped by major alloying elements:  Copper 2 xxx  Manganese 3 xxx  Silicon 4 xxx  Magnesium 5 xxx  Magnesium...
Series: ASM Handbook
Volume: 3
Publisher: ASM International
Published: 27 April 2016
DOI: 10.31399/asm.hb.v03.a0006226
EISBN: 978-1-62708-163-4
... 4 (dark) in an Al-6U alloy that was cooled slowly from above liquidus to 760 °C (1400 °F) and held 10 min, then cooled to 670 °C (1240 °F) and held 15 min (peritectic temperature: 732 °C, or 1350 °F). The matrix is aluminum (white) with UAl 4 (dark) eutectic. This UAl 3 + Al → UAl 4 reaction...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006296
EISBN: 978-1-62708-179-5
..., are iron-carbon alloys but with higher carbon levels than steels to take advantage of eutectic solidification in the binary iron-carbon system. This article introduces the solid-state heat treatment of iron castings and describes the various processes of heat treatment of cast iron. It provides information...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003723
EISBN: 978-1-62708-177-1
... the range of compositions. (a) Solidification region of copper-nickel phase diagram. (b) Hafnium-zirconium phase diagram with an isomorphism during solidification (L → β) and a solid-state isomorphism (β → α). Source: Ref 2 , 3 Fig. 7 Classic example of eutectic system in lead-tin alloys...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005210
EISBN: 978-1-62708-187-0
... Eutectic Growth , Trans. TMS-AIME , Vol 236 , 1966 , p 1129 26. Trivedi R. and Kurz W. , Microstructure Selection in Eutectic Alloy Systems , Solidification Processing of Eutectic Alloys , Stefanescu D.M. , Abbaschian G.J. , and Bayuzik R.J. , Ed., Metallurgical...
Series: ASM Handbook
Volume: 3
Publisher: ASM International
Published: 27 April 2016
DOI: 10.31399/asm.hb.v03.a0006221
EISBN: 978-1-62708-163-4
... transformations are discussed in articles on: Isomorphous alloy systems Eutectic alloy systems Peritectic alloy systems Monotectic alloy systems Application of phase diagrams also is instrumental in understanding solid-state transformations for the processing and heat treatment of alloys...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005212
EISBN: 978-1-62708-187-0
... of this system when discussing the eutectic reaction as essentially an Al-Si-Fe ternary system with the eutectic phases being Al eut + Si eut + β-(Al,Si,Fe), rather than a binary aluminum-silicon system. In hypoeutectic alloys of this system, nucleation of the eutectic phases proceeds as illustrated...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003085
EISBN: 978-1-62708-199-3
.../at. wt of B ) + ( wt% C/at. wt of C ) × 100 The conversion from weight to atomic percentages for higher-order systems is easy to accomplish on a computer with a spreadsheet program. Invariant reactions Table 1 Invariant reactions Type Reaction Eutectic (involves...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003790
EISBN: 978-1-62708-177-1
... magnesium microstructures showing the primary solid and eutectic components within alloys containing: (a) 5%; (b) 22%; and (c) 43%, solid fractions. Courtesy of Husky Injection Molding Systems Fig. 30 TEM microstructure of an AZ91D magnesium sample containing 43% solid fraction. (a) Primary α...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006295
EISBN: 978-1-62708-179-5
... for the eutectic Equilibrium partition coefficients of a third element, <italic>X</italic>, in the Fe-C-<italic>X</italic> system, and CALPHAD calculations with TCFE8 (last two columns) Table 7 Equilibrium partition coefficients of a third element, X , in the Fe-C- X system, and CALPHAD calculations...
Series: ASM Handbook
Volume: 3
Publisher: ASM International
Published: 27 April 2016
DOI: 10.31399/asm.hb.v03.a0006231
EISBN: 978-1-62708-163-4
... triangle with tie line. Adapted from Ref 3 Fig. 21 Development of isotherms shown in Fig. 22 . Adapted from Ref 3 Fig. 22 Isotherms through the space diagrams of Fig. 21 . Adapted from Ref 3 Fig. 20 Three-phase equilibria in a ternary system with a eutectic reaction...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005226
EISBN: 978-1-62708-187-0
.... The front may also be cellular, dendritic, or eutectic. The right inset shows cases where solid is forming ahead of, or instead of, a smooth front. The microscopic response to the heat extraction rate can vary considerably depending on alloy system, composition, and the heterogeneities present in the melt...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006334
EISBN: 978-1-62708-179-5
... temperature of the white iron obtained by tellurium addition is approximately 0.5 to 5 °C (0.9 to 9 °F) higher than the one obtained from plain cups ( Fig. 11 ). This comparison is not possible for eutectic and hypereutectic alloys. For the iron-carbon stable system, the eutectic temperature is dependent...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005206
EISBN: 978-1-62708-187-0
... of a system with a ternary eutectic. (b) Three-dimensional phase diagram of a system with a ternary transition reaction and a ternary eutectic. Solidification of the alloys begins at T L . (c) Liquidus projection of (a). (d) Liquidus projection of (b) To illustrate Scheil solidification for different...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006311
EISBN: 978-1-62708-179-5
...-carbon alloys with low carbon content (&lt;3.5% C, i.e., steels and cast irons poor in carbon) are microscopically homogeneous. Liquid iron-carbon alloys with high carbon (&gt;3.5% C, i.e., cast irons rich in carbon) are colloidal-dispersed systems with carbon clusters in liquid solution. The nature...