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binary solid solutions

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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
... and the Gibbs free energy of a binary solution. It schematically illustrates the structure of a binary solid solution with interatomic bonds and shows how the equilibrium state of an alloy can be obtained from the free-energy curves at a given temperature. The article concludes with information...
Image
Published: 01 December 2004
Fig. 4 Freezing curve of an idealized solid-solution alloy in a binary isomorphous system. (a) The solid-solution phase (α) is a homogeneous solid at all compositions in this idealized isomorphous system. (b) When the alloy solidifies under equilibrium conditions, phase compositions can More
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
...Abstract Abstract This article discusses the two extremes of solute redistribution, equilibrium solidification and nonequilibrium Gulliver-Scheil solidification, for which solid redistribution of solute within the primary solid phase is the distinguishing parameter. The process and material...
Series: ASM Handbook
Volume: 3
Publisher: ASM International
Published: 27 April 2016
DOI: 10.31399/asm.hb.v03.a0006222
EISBN: 978-1-62708-163-4
...Abstract Abstract This article begins with the one-component, or unary, diagram for magnesium. The diagram shows what phases are present as a function of the temperature and pressure. When two metals are mixed in the liquid state to produce a solution, the resulting alloy is called a binary...
Series: ASM Handbook
Volume: 3
Publisher: ASM International
Published: 27 April 2016
DOI: 10.31399/asm.hb.v03.a0006224
EISBN: 978-1-62708-163-4
... system are caused by distortion of the crystalline lattice of the solvent metal by additions of the solute. The distortion increases with the amount of the solute metal added, and the maximum hardening effect of a solid solution occurs at binary concentrations near 50 at.%, because either metal can...
Book Chapter

Series: ASM Handbook
Volume: 3
Publisher: ASM International
Published: 27 April 2016
DOI: 10.31399/asm.hb.v03.a0006229
EISBN: 978-1-62708-163-4
.... This article describes the order-disorder transformation that typically occurs on cooling from a disordered solid solution to an ordered phase. It provides a table that lists selected superlattice structures and alloy phases that order according to each superlattice. The article informs that spinodal...
Book Chapter

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
... alloy of exactly eutectic composition. It concludes with a discussion on terminal solid solutions. aluminum-silicon eutectic system crystal structure dendrites eutectic microstructure eutectic system fibrous eutectics irregular eutectics lamellar eutectics lead-tin eutectic system regular...
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
.... The eutectic is a mixture of two solid solutions wherein the two solid phases intimately coexist. However, the distribution of these two solid phases in the eutectic structure will vary vastly among various binary metallic eutectic systems and will solely depend on the nature of the components that form...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003124
EISBN: 978-1-62708-199-3
... ). Fig. 1 The principal aluminum alloys Fig. 2 Equilibrium binary solid solubility as a function of temperature for alloying elements most frequently added to aluminum For those elements that form solid solutions, the strengthening effect when the element is in solution tends...
Image
Published: 31 August 2017
Fig. 15 Binary phase diagrams. (a) Complete solid solubility. (b) Partial solid solubility with eutectic reaction. L, liquid solution; α and β, solid solutions More
Image
Published: 01 December 2004
Fig. 16 Binary phase diagrams. L, L 1 , and L 2 are liquid solutions. α and β are solid solutions. (a) Complete solid solubility. (b) Partial solid solubility with eutectic reaction. (c) Partial solid solubility with peritectic reaction. (d) Partial solid solubility with monotectic reaction More
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
... that can exist as a solid, liquid, and/or gas, depending on the specific combination of temperature and pressure. It describes the accomplishment of conversion between weight percentage and atomic percentage in a binary system by the use of formulas. The article analyzes the effects of alloying on melting...
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
..., such as liquid or disordered solid solutions, it is given as: (Eq 5) G ideal  = R T ∑ i x i ln x i The third term in Eq 3 , G xs , is the so-called excess term. The excess Gibbs energy or Gibbs energy of mixing of a binary regular solution is given as: (Eq 6) G x...
Image
Published: 01 December 2004
Fig. 1 Schematic binary phase diagrams of solidification from liquid (L) to solid solutions (α or β). (a) With eutectic reaction with invariant point, E . (b) With peritectic reaction with invariant point, P , where alloys between II and III first solidify to α crystals and then transform More
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003085
EISBN: 978-1-62708-199-3
... solid solution. When this occurs in a binary system, the phase diagram usually has the general appearance of that shown in Fig. 3 . The diagram consists of two single-phase fields separated by a two-phase field. The boundary between the liquid field and the two-phase field in Fig. 3 is called...
Image
Published: 01 November 2010
Fig. 12 Predicted results for two-dimensional dendritic solidification of a binary alloy into an undercooled melt with coupled heat and solute diffusion. The upper- and lower-right quadrants show the dimensionless concentration U and temperature fields, respectively; both left quadrants show More
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005525
EISBN: 978-1-62708-197-9
... interest to the metallurgist. Macrosegregation in a Binary Alloy In these studies, the processing defect of interest is macrosegregation, an inhomogeneity in composition that leads to variations in mechanical properties through poor distribution of secondary phases or solid-solution strengthening...
Image
Published: 01 December 2004
to solidify will have the eutectic composition L e rather than L 1 . Homogenization at temperatures in the single-phase field will eliminate the eutectic structure. The β phase will precipitate out of solid solution when the composition alloy X is slowly cooled below T β . More
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005609
EISBN: 978-1-62708-174-0
... solidification solid-liquid interface growth rate solute redistribution supercooling temperature gradient welding MICROSTRUCTURAL EVOLUTION during solidification of the fusion zone represents one of the most important considerations for controlling the properties of welds. A wide range...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006503
EISBN: 978-1-62708-207-5
... of the respective binary and ternary systems are occasionally isomorphous, forming continuous series of solid solutions in equilibrium with aluminum solid solution. An important example is the Al-Cu-Mg-Zn quaternary system, where there are three such pairs: CuMg 4 Al 6 + Mg 3 Zn 3 Al 2 , Mg 2 Zn 11 + Cu 6 Mg 2 Al...