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iron-carbide system

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Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240153
EISBN: 978-1-62708-251-8
...Abstract Abstract This chapter examines the isothermal phase transformations of the iron-carbide system. The discussion includes the formation of ferritic, eutectoid, hypoeutectoid, hypereutectoid, bainitic, and martensitic microstructures as well as their properties, composition...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440009
EISBN: 978-1-62708-262-4
... and composition limits of phase fields and phase reactions in an alloy system. In the iron-cementite system, temperature is plotted vertically, and composition is plotted horizontally. The iron-cementite diagram ( Fig. 4 ), deals only with the constitution of the iron-iron carbide system, i.e., what phases...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 1998
DOI: 10.31399/asm.tb.ts5.t65900045
EISBN: 978-1-62708-358-4
... structure iron-carbon system martensite phase diagrams tool design tool steel Steels are alloys of iron and other elements. Carbon is the major alloying element for many types of steels, and tool steel technology, similar to that of low-alloy carbon steels, is in large part based on the control...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400001
EISBN: 978-1-62708-258-7
... System for Low-Alloy Steels ASTM Specification System for Low-Alloy Steels Austempered Ductile Iron Mottled Iron Malleable iron is produced by heat treating white iron to break down or decompose the iron carbide into a temper carbon (a form of graphite). Malleable iron is sometimes referred...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300199
EISBN: 978-1-62708-323-2
.... Fig. 8.10 The role of carbide phases in American Iron and Steel Institute (AISI) tool steels. Schematic of the carbide morphology (or lack of carbides) in various tool steels. Each relatively at the same size, optical magnification 200× Fig. 8.13 Wear of a hardened steel mason’s trowel...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.9781627083324
EISBN: 978-1-62708-332-4
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300421
EISBN: 978-1-62708-323-2
... with white cast iron or carbide composites. This same nickel-base alloy can have significant value for use in tribosystems. Pure titanium is soft and prone to galling. However, Ti-6Al-4V does not gall against many counterfaces. It adhesively transfers, but does not form large excrescences. Of course...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.9781627083232
EISBN: 978-1-62708-323-2
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320163
EISBN: 978-1-62708-332-4
... of treatment and stirring. 9.5.3.2 Ductile Iron Melt Quality Control Figure 9.13(a) is an overview of melt quality control. The three basic elements for melt quality control are: Graphite control Carbide control Matrix control, ferritic or pearlitic Fig. 9.13 Melt quality control...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.lmcs.t66560005
EISBN: 978-1-62708-291-4
... that this system of nomenclature was in use long before the phases, phase mixtures, and phase equilibria in iron and steel were clearly established, thus creating the considerable confusion in interpretation of the microstructures of ferrous alloys evident in many papers published around the turn of the twentieth...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080437
EISBN: 978-1-62708-304-1
... temperatures, hydrogen atoms can be absorbed at the surface and then diffuse into the metal. Hydrogen atoms in the metal then react with iron carbide forming methane gas which can accumulate at grain boundaries and other interfaces. The chapter describes two applications, one in coal-fired boilers, the other...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410579
EISBN: 978-1-62708-265-5
... 197 , 1953 , p 690 – 695 23.44 Williams R.O. , Further Studies of the Iron-Chromium System , Trans. AIME , Vol 212 , 1958 , p 497 – 502 23.45 Lagneborg R. , Metallography of the 475 C Embrittlement in an Iron-30 pct Chromium Alloy , Trans. ASM , Vol 60 , 1967 , p 67...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320195
EISBN: 978-1-62708-332-4
... iron (ADI). Information on the growth of premachined ADI components is also provided. Further, the chapter describes two slightly different systems for austempering: atmospheric-salt and salt-salt systems. Finally, it presents general guidelines for component designers, casting manufacturers, and heat...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430027
EISBN: 978-1-62708-253-2
... face center positions in bcc lattice of α-iron and (b) occupy edge center positions in fcc lattice of γ-iron Thus, besides the melt or liquid phase (i.e., solution of carbon in molten iron) there are four important solid phases in the iron-carbon system, namely δ-ferrite, austenite, ferrite...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320157
EISBN: 978-1-62708-332-4
... into white iron with iron carbides and with no free graphite. This poses a limitation to the maximum wall thickness that can be cast completely as white iron without alloying. Malleabilization requires heat treatment, which is energy intensive. Packing into tubs and shot blasting for scale removal...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220101
EISBN: 978-1-62708-259-4
... near equilibrium. The discussion focuses on the iron-carbon (Fe-C) system. Understanding these concepts is fundamental for a proper understanding of the transformations that occur during steel solidification, heat treatments, and thermomechanical processing. Discussion of the Fe-C system...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410621
EISBN: 978-1-62708-265-5
... into a number of classes, each of which, according to essentially identical classification systems adopted by the American Iron and Steel Institute (AISI) and the Society of Automotive Engineers (SAE), is identified by a letter representing a unique characteristic, chemistry, or use of that class of steels...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310001
EISBN: 978-1-62708-286-0
... of the stainless steel alloy system is austenite. Austenite has an fcc atomic structure. The fcc structure is common in many transition metals to the right of iron in the periodic table. As stated, the fcc structure should be considered normal for metals well below their melting temperature as it is a denser...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350125
EISBN: 978-1-62708-315-7
..., such as corrosion protection of tanks or chemical equipment, the functional requirements of the paint film are of prime concern. Corrosion resistance is the most important functional requirement. Corrosion of steel and cast iron occurs in all common environments. The rate and extent of corrosion vary from mild...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420289
EISBN: 978-1-62708-310-2
... be replaced with an austenitic alloy system? The answer came in two stages—in both instances with the help of phase diagrams. It was first determined that manganese should be capable of replacing nickel because it stabilizes the γ-iron phase (austenite), and aluminum may substitute for chromium because...