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bainite

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Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310029
EISBN: 978-1-62708-326-3
... on iron phase transformation, hysteresis in heating and cooling, ferrite and austenite as two crystal structures of solid iron, and the diffusion coefficient of carbon. austenite bainite carbon cementite diffusion coefficient ferrite heat treatment iron martensite microstructure...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220193
EISBN: 978-1-62708-259-4
... martensite and bainite. It also discusses the formation of austenite, the control and measurement of austenitic grain size, the characteristics of ferritic microstructures, and the methods used to classify ferrite morphology. austenite austenite decomposition austenitic grain size bainite carbon...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410099
EISBN: 978-1-62708-265-5
... Bainite is an intermediate temperature transformation product of austenite. This chapter describes the conditions under which bainite is likely to form. It discusses the effects of alloying on bainitic transformation, the difference between upper and lower bainite, and the influence of solute...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410293
EISBN: 978-1-62708-265-5
... properties of such steels. It also addresses microalloyed forging steels and explains how nontraditional bainitic microstructures can be produced by direct cooling after forging. medium-carbon steel microalloying bainite strengthening microstructure microalloyed steel MEDIUM-CARBON STEELS for...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420303
EISBN: 978-1-62708-310-2
... Abstract This chapter examines two important strengthening mechanisms, martensitic and bainitic transformations, both of which occur under nonequilibrium cooling conditions. It explains how time-temperature-transformation diagrams are constructed and how they are used to understand and control...
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 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, and metallurgy. The...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.lmcs.t66560221
EISBN: 978-1-62708-291-4
... Abstract This chapter discusses the isothermal transformation of austenite to pearlite, bainite, martensite, proeutectoid ferrite, and proeutectoid cementite. It describes the transformation mechanisms in eutectoid, hypoeutectoid, and hypereutectoid steels, the factors that influence nucleation...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410133
EISBN: 978-1-62708-265-5
... Austenite is the key to the versatility of steel and the controllable nature of its properties. It is the parent phase of pearlite, martensite, bainite, and ferrite. This chapter discusses the importance of austenite, beginning with the influence of austenitic grain size and how to accurately...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.smnm.t52140021
EISBN: 978-1-62708-264-8
... production of hypo- and hypereutectoid steels and the effect of cooling rate on microstructure. It also examines quenched steels and the phase transformations associated with rapid cooling. It describes the development of lath and plate martensite, retained austenite, and bainite and how to identify the...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.smnm.t52140083
EISBN: 978-1-62708-264-8
... confused. Most of the information in the chapter is of a practical nature, covering application-oriented topics such as isothermal transformation (IT) and continuous transformation (CT) diagrams which are used to predict and control the rate of formation of ferrite, pearlite, and bainite. The chapter also...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220445
EISBN: 978-1-62708-259-4
... Abstract This chapter discusses the properties and behaviors of advanced high-strength steels used in the automotive industry, including dual- and complex-phase steels, transformation-induced plasticity steels, ferritic-bainitic steels, and quenched and partitioned steels. It explains how...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310163
EISBN: 978-1-62708-326-3
... the soft austenite into martensite or lower bainite in the hardening operation. The chapter provides information on various quenching systems and a description of quenching techniques, namely austempering, martempering, and patenting. Difficulties associated with hardening of steel are discussed...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.smnm.t52140117
EISBN: 978-1-62708-264-8
... Physical Properties by the Interrupted Quench , Iron Age , Vol 160 , July 1944 , p 49 – 54 12.19. Hehemann R.F. , Luhan V.J. , and Troiano A.R. , The Influence of Bainite on Mechanical Properties , Trans. ASM , Vol 49 , 1957 , p 409 – 426 12.20. Tomita Y. and...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410113
EISBN: 978-1-62708-265-5
... normalizing heat treatments. The proeutectoid forms of ferrite, as well as the ferritic microstructures formed at lower, intermediate temperatures in the bainite range, are described in more detail in this chapter. Depending on carbon content, alloy content, and cooling rate, several morphologies of...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.lmcs.t66560029
EISBN: 978-1-62708-291-4
... mixtures of ferrite and carbide. However, by implication, several products, including pearlite and bainite, are produced under appropriate conditions of transformation and, because a single C curve is used to represent them all, the form of diagram shown in Fig. 3.4 to 3.8 is oversimplified. Detailed...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.lmcs.t66560005
EISBN: 978-1-62708-291-4
... phases, and indicate the way in which the structure originated. Clearly, no single term is capable of adequately performing all these functions. The two basic terms that have survived to the present time are, of course, pearlite and bainite , but neither stands close scrutiny...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ahsssta.t53700115
EISBN: 978-1-62708-279-2
..., nickel, and vanadium are added to improve the strength of the steel. Transformation-induced plasticity steels consist of two phases: a ferrite/bainite matrix and a 5 to 20% volume fraction of metastable retained austenite, which progressively transforms to martensite during plastic deformation. The...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410197
EISBN: 978-1-62708-265-5
... above the nose of the IT diagram, and only bainite forms below the nose. The curves defining the beginning and end of pearlite or bainite formation are the major features of the diagram. Steels with carbon content above or below the eutectoid composition and alloy steels have more complex...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220519
EISBN: 978-1-62708-259-4
... camada cementada em aços de alta resistência mecânica , Ph.D thesis, UNICAMP, SP, Brazil, 2008 2. Luzginova N. , Zhaoa L. , and Sietsma J. , Evolution and Thermal Stability of Retained Austenite in SAE 52100 Bainitic Steel , Mat. Sci. Engin. A , Vol 448 , 2007 , p 104 – 10...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400023
EISBN: 978-1-62708-258-7
... phase is a homogenous and distinct portion of a material system.) The microstructure shown in Fig. 2.1(b) is bainite (a constituent also consisting of the two phases, ferrite and cementite, but with a totally different morphology). The microstructure shown in Fig. 2.1(c) is martensite (a constituent...