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semi-austenitic precipitation-hardening steels

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310137
EISBN: 978-1-62708-286-0
... Abstract This chapter discusses the composition, alloying characteristics, mechanical properties, corrosion resistance, advantages, limitations, and applications of martensitic, semiaustenitic, and austenitic precipitation-hardenable stainless steels. mechanical properties corrosion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430027
EISBN: 978-1-62708-253-2
... of steel, (a) ferrite; 100x; (b) austenite; 200x; and (c) pearlite; 1000x If a hypoeutectoid steel (containing <0.8 wt.% C) is slowly cooled from above the A 3 temperature, ferrite begins to precipitate from austenite. The precipitation of ferrite continues until the steel reaches the A 1...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220551
EISBN: 978-1-62708-259-4
..., Brazil. 16.6 Precipitation Hardening Stainless Steels Precipitation hardening (PH) stainless steels are classified in three groups: martensitic, austenitic, and semi-austenitic. These steels may be considered as a development from the classical 18-8 austenitic stainless steels. During...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240433
EISBN: 978-1-62708-251-8
... Abstract This chapter discusses the classification, composition, properties, and applications of five types of stainless steels: austenitic, ferritic, duplex, martensitic, and precipitation-hardening steels. It discusses the process involved in argon oxygen decarburization that is used...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060291
EISBN: 978-1-62708-261-7
... the classification, composition, properties, treatments, and applications of austenitic, ferritic, martensitic, duplex, precipitation-hardening, powder metallurgy, and cast stainless steels. It also reviews the history of stainless steels and provides information on alloy designation systems. austenitic...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310233
EISBN: 978-1-62708-326-3
..., and precipitation-hardening. In addition, information on special considerations for stainless steel castings is also provided. The heat treatment processes explained in the chapter are preheating, annealing, stress relieving, hardening, tempering, austenite conditioning, heat aging, and nitride surface hardening...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.9781627082860
EISBN: 978-1-62708-286-0
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410499
EISBN: 978-1-62708-265-5
... cause surface tensile stresses and even cracking of susceptible steels ( Ref 21.4 ). The duration of high-frequency induction heating cycles for surface hardening is extremely short, often only a few seconds. As a result, the time for formation of austenite is limited, and compensation is made...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220273
EISBN: 978-1-62708-259-4
... of alloying to achieve hardenability (see the section 10.3.1 “Steels for Quenching and Tempering” in this chapter) and form martensite, may be excessive. The normalizing thermal cycle involves heating for the complete transformation in austenite, followed by air cooling, as indicated in Fig. 10.14...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220445
EISBN: 978-1-62708-259-4
... the difference semi-quantitatively). Etchant: nital. SEM, SE. 13.4 Transformation-Induced Plasticity Steels Not only quenching can induce martensitic transformation: mechanical deformation can also induce the transformation of austenite into martensite. This phenomenon is relatively common in some...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310181
EISBN: 978-1-62708-286-0
... by a general description of the machining behavior of the stainless steel families, namely ferritic, martensitic, austenitic, precipitation hardening, duplex, and super stainless steels. The beneficial effect of controlled inclusions is then discussed. The chapter ends with a section providing information...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310285
EISBN: 978-1-62708-326-3
... treatment of tool steels requires meticulous attention to details. Furnace and workpiece temperatures must be accurately controlled, particularly when the steel is austenitized for an annealing treatment or hardening treatment. Similarly, the holding and soaking times at temperature must be accurately...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060175
EISBN: 978-1-62708-261-7
... carbon steels, high-strength low-alloy steels, stainless steels, tool steels, high-speed tool steels, maraging steels, and precipitation-hardening steels. The purpose of this chapter is to introduce the various types of steels, compositional categories, and effects of alloying on properties. The main...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1999
DOI: 10.31399/asm.tb.cmp.t66770099
EISBN: 978-1-62708-337-9
... Unrefined with excess carbide dissolved; austenite retained; distortion minimized Unrefined but hardened F: Suitable for fine-grained steels only Unrefined; excess carbide avoided if combined with diffusion treatment; austenite retention reduced; distortion minimized Unrefined but hardened Source...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400245
EISBN: 978-1-62708-258-7
... cial aging, interrupted aging, natural aging, overaging, precipitation hardening, precipitation heat treatment, progressive aging, quench aging, step aging, and strain aging. air-hardening steel. A steel containing sufficient carbon and other alloying elements so as to harden fully during cooling...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.9781627082976
EISBN: 978-1-62708-297-6
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.9781627082587
EISBN: 978-1-62708-258-7
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220403
EISBN: 978-1-62708-259-4
... Solid solution hardening Grain size control Dispersion or precipitation hardening The change of the volume fraction of phases is also an important tool in controlling the strength of steels and cast irons. Work hardening consists of an increase of the dislocation density in the material...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200253
EISBN: 978-1-62708-354-6
... in the finished casting. The strengthening mechanisms of quenched and tempered steels are fine particle size, both interstitial and substitutional solid solution, dislocation density, and precipitation hardening. In a steel quenched to martensite and not tempered, crystallographic slip in the highly...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220475
EISBN: 978-1-62708-259-4
... and Technology. Source: Ref 4 14.3 Controlled Rolled (Thermomechanical Treatment) Structural Steels Judicious use of a combination of microalloying elements that form stable precipitates at high temperatures and may control austenitic grain size by pinning and the presence of elements in solution...