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phase stability diagram

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080147
EISBN: 978-1-62708-304-1
... corrosion hydrogen halides phase stability diagram Many metals react readily with halogen gases at elevated temperatures to form volatile metal halides. Some metal halides also exhibit low melting points, and some even sublime at relatively low temperatures. As a result, alloys...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420289
EISBN: 978-1-62708-310-2
... diagrams, showing ferrite stabilization (iron-chromium) and austenite stabilization (iron-nickel). Source: Ref 14.1 as published in Ref 14.2 Fig. 14.3 The aluminum-iron and iron-manganese phase diagrams. Source: Ref 14.3 as published in Ref 14.2 Aluminum is known to impart good...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420239
EISBN: 978-1-62708-310-2
... Abstract This chapter discusses some of the methods and measurements used to construct phase diagrams. It explains how cooling curves were widely used to determine phase boundaries, and how equilibrated alloys examined under controlled heating and cooling provide information for constructing...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420191
EISBN: 978-1-62708-310-2
... representative of the effect of an austenite stabilizer ( Fig. 10.37 ). The face-centered cubic (fcc) nickel forms a continuous solid solution with fcc (γ) austenite that dominates the diagram, although the α-ferrite phase field extends to approximately 6% Ni. The diagram for the ternary Fe-Cr-Ni system shows...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230179
EISBN: 978-1-62708-298-3
... Abstract This chapter is a compilation of beryllium phase diagrams, representing more than 25 binary alloy systems from beryllium-aluminum to beryllium-zirconium. Each diagram is presented along with a summary and source reference. beryllium alloys binary phase diagram IMPORTANT...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420041
EISBN: 978-1-62708-310-2
... Abstract This chapter explains how the principles of chemical thermodynamics are used in the construction and interpretation of phase diagrams. After a brief review of the laws of thermodynamics, it describes the concept of Gibbs free energy and its application to transformations that occur in...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420263
EISBN: 978-1-62708-310-2
... phase diagrams phase equilibria PHASE DIAGRAMS have traditionally been determined purely by experimentation, which is costly and time consuming. While the experimental approach is feasible for the determination of binary and simple ternary phase diagrams, it is less efficient for the complicated...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480031
EISBN: 978-1-62708-318-8
... morphology. It then discusses the concept of solid solutions, the difference between substitutional and interstitial solid solubility, the effect of alloying elements, and the development of intermetallic phases. The chapter also covers the construction and use of binary and ternary phase diagrams and...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.t53730011
EISBN: 978-1-62708-283-9
... illustrated in Fig. 2.1(b) . Only atoms of hydrogen, boron, carbon, and nitrogen are small enough to dissolve interstitially in metals. Fig. 2.1 A substitutional solid solution (a) and an interstitial solid solution (b) Phase diagrams show the regions of stability of the various phases of a...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220101
EISBN: 978-1-62708-259-4
... is not a perfect rule, however. The main ferrite stabilizing elements are silicon, chromium, phosphorous, molybdenum, vanadium, titanium, niobium, and aluminum (pure aluminum, for instance, is FCC in the solid state). Fig. 7.7 Fe-Cr equilibrium phase diagram. Adding chromium to iron reduces...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480075
EISBN: 978-1-62708-318-8
...-stabilized alpha-beta alloys by annealing at low temperatures to enrich the beta phase in alloy content. This is done by a low-temperature stabilization anneal or by furnace cooling from the annealing temperature. Figure 4.1 shows a schematic of a partial beta-isomorphous equilibrium phase diagram...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420171
EISBN: 978-1-62708-310-2
... Abstract This chapter explains how the presence of intermediate phases affects the melting behavior of binary alloys and the transformations that occur under different rates of cooling. It begins by examining the phase diagrams of magnesium-lead and copper-zinc, noting some of the complexities...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ahsssta.t53700095
EISBN: 978-1-62708-279-2
... of the steel. Fig. 5.13 Forming limit diagrams for various cold rolled DP steel grades. Source: Ref 5.1 Dual-phase steels have excellent combinations of strength, ductility, and strain-hardening capacity compared to conventional high-strength steels. Their yield strength can be...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2016
DOI: 10.31399/asm.tb.ascaam.t59190001
EISBN: 978-1-62708-296-9
... lamella → rod transition is different depending on the particular activity of the modifier’s atoms in the liquid alloy. Fig. 1.46 Equilibrium phase diagram Al-Si, metastable liquidus course in presence of modifiers. Source: Ref 73 Different theories explain the mechanism of the chemical...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310001
EISBN: 978-1-62708-326-3
... bcc structure. Source: Ref 3 Fig. 24 Aluminum-rich corner of the aluminum-copper phase diagram. The shaded area represents the equilibrium condition of copper completely dissolved in the face-centered cubic (fcc) lattice of aluminum. Fig. 26 Nickel-copper phase diagram, showing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400023
EISBN: 978-1-62708-258-7
... in steels) and solidification (as in cast irons). The chapter describes how the development of the iron-carbon phase diagram, coupled with the understanding of the kinetics of phase transformations through the use of isothermal transformation diagram, were breakthroughs in the advancement of ferrous...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410197
EISBN: 978-1-62708-265-5
... Isothermal and continuous cooling transformation (CT) diagrams help users map out diffusion-controlled phase transformations of austenite to various mixtures of ferrite and cementite. This chapter discusses the application as well as limitations of these engineering tools in the context of heat...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2000
DOI: 10.31399/asm.tb.fec.t65940023
EISBN: 978-1-62708-302-7
... each electrode, accounting for different variables, mechanisms, and electrochemical effects. The chapter concludes with an in-depth review of Pourbaix diagrams, explaining what they reveal about the stability of metal-water systems and the formation of corrosion products. electrochemical cell...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410017
EISBN: 978-1-62708-265-5
... chromium, if present in sufficient quantity). Ferrite and austenite stabilizers expand the respective phase fields. One measure of the effect of an alloying element on the Fe-C phase diagram is whether the eutectoid temperature (indicated by the horizontal line at 727 °C, or 1340 °F, in Fig. 3.1 ) is...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060013
EISBN: 978-1-62708-261-7
... equilibrium phase diagrams, the role of enthalpy and Gibb’s free energy in chemical reactions, and a method for determining phase compositions along the solidus and liquidus lines. atomic diffusion body-centered cubic systems crystal defects equilibrium phase diagram face-centered cubic systems...