1-20 of 179 Search Results for

austenitic gray iron

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170021
EISBN: 978-1-62708-297-6
... Resistance Austenitic Nickel-Alloyed Gray Irons References References 1. Metallurgy and Properties of Gray Irons , ASM Specialty Handbook: Cast Irons , Davis J.R. , Ed., ASM International , 1996 , p 32 – 53 2. Hamaker J.C. , Wood W.P. , and Rote F.B. , Internal...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060247
EISBN: 978-1-62708-261-7
... Austempered ductile iron Spheroidal graphite B, AF Silver-gray Heat treatment (a) F, ferrite; P, pearlite; A, austenite; M, martensite; B, Bainite; AF, ausferrite. (b) White irons are not usually heat treated, except for stress relief and to continue austenite transformation. Ranges...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.smnm.t52140175
EISBN: 978-1-62708-264-8
..., and their composition ranges are specified in Table 16.1 . Gray and white cast irons are discussed first, followed by malleable and ductile cast irons. In cast irons, a eutectic reaction occurs at the base of the austenite dendrites. The four main cast iron types Table 16.1 The four main cast iron types...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220583
EISBN: 978-1-62708-259-4
... dissolved in the austenite, resulting, after annealing, in a larger volume fraction of pearlite than in the as-cast condition. Hardness: 147 HB. Etchant: picral. Fig. 17.58 Gray cast iron with hypoeutectoid matrix, annealed for 5 min at 1000 °C (1830 °F). Lamellar graphite, ferrite, and phosphorus...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440207
EISBN: 978-1-62708-262-4
... Influence of alloy content on hardness of quenched and tempered gray iron test castings. Castings were normalized to the same hardness range before being austenitized for hardening and were oil quenched from 850 °C (1560 °F). Source: Ref 5 , 6 Fig. 10 Strength and ductility ranges of as-cast...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400023
EISBN: 978-1-62708-258-7
... the graphite is controlled by heat treatment). In cooling below the eutectic temperature, the austenite can decompose into pearlite, ferrite, martensite, or bainite, depending mainly on cooling rate and on the composition of the austenite. Gray cast irons, in general, have a pearlitic matrix at slow...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310331
EISBN: 978-1-62708-326-3
... … 815 1500 D 3.22 1.73 0.75 … 0.03 0.47 … … E 3.21 2.24 0.67 0.02 0.50 0.52 … … Fig. 10 Isothermal transformation diagrams for two gray irons of slightly different compositions. Source: Ref 16 Fig. 11 Effect of alloy content and austenitization temperature...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400001
EISBN: 978-1-62708-258-7
... of an iron-base superalloy A286 showing a microstructure consisting of austenite. The straight-edged regions are annealing twins. Etched in a solution of 100 ml water, 20 ml HCl, 1 g NH 4 F HF, and 0.5 g K 2 S 2 O 5 . 200× Fig. 1.24 Micrograph of a gray cast iron showing a microstructure consisting...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240453
EISBN: 978-1-62708-251-8
... Silver-gray Heat treatment (a) F, ferrite; P, pearlite; A, austenite; M, martensite. (b) White irons are not usually heat treated, except for stress relief and to continue austenite transformation. Source: Ref 5 White cast irons usually have less carbon and silicon than other cast...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.t53730069
EISBN: 978-1-62708-283-9
... of ductile cast iron is similar to that of steel. Fig. 7.12 Ductile cast iron. The spheroids are graphite and the white areas are ferrite. Source: Ref 7.6 Both gray and ductile cast irons may be reheated to form a structure of graphite and austenite. The rate of cooling, then, determines...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170062
EISBN: 978-1-62708-297-6
... on Hardenability Effects of Alloying on Normalizing Effects of Alloying on Austempering Effects of Alloying on Corrosion Behavior Austenitic Nickel-Alloyed Ductile Irons High-Silicon Ductile Irons References References 1. Gundlach R.B. , Loper C.R. Jr. , and Morgensteren B...
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.t60400049
EISBN: 978-1-62708-258-7
... and 4% picral etch. 800× Fig. 3.33 A manganese sulfide stringer (dark gray) appearing as a “pearl necklace”-type morphology (see long arrow) at a prior austenite grain boundary in a 0.7% C-3% Cr steel forging exposed to 1170 °C (2500 °F) for 1.5 h. Pearlite (the dark etching constituent) has...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250039
EISBN: 978-1-62708-345-4
... characteristics of gear steels and the bending fatigue strength and properties of carburized steels are reviewed. In addition to wrought steels, the chapter provides information on the other iron-base alloys that are used for gears, namely cast carbon and alloy steels, gray and ductile cast irons, powder...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350087
EISBN: 978-1-62708-315-7
... for small work Source: Ref 2 Fig. 2 Cross sections of laser-melted cast iron surfaces. (a) Gray iron. (b) Ductile iron. Source: Ref 3 Fig. 3 Erosive wear behavior of as-received and laser-melted gray and ductile irons. Source: Ref 3 Fig. 1 Relationship of carbon...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.smnm.t52140021
EISBN: 978-1-62708-264-8
... and the type of grain, for example, ferrite versus austenite. The gray level observed in the microscope for a given grain depends on the degree of smoothness of the grain surface after the etching. As shown in Fig. 4.1 , grains that are single phase, such as ferrite, austenite, and cementite, will have...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850165
EISBN: 978-1-62708-260-0
... by water rinse, alcohol rinse, and drying (110 ×). (Courtesy of A. O. Benscoter, Bethlehem Steel Corp.) Figure 3-4 Ternary eutectic of iron phosphide, iron carbide, and ferrite in gray cast iron etched with different reagents (300 ×). Etching with picral and nital outlines eutectic, reveals...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420117
EISBN: 978-1-62708-310-2
...-ferrite usually disappears completely on cooling into the austenite region if not stabilized by alloying additions. Phase diagrams of iron with an austenite-stabilizing element (such as carbon, nitrogen, nickel, and manganese) always show a peritectic reaction. In most steels, austenite- and ferrite...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050093
EISBN: 978-1-62708-311-9
... Hardness Hardenability Role of Carbon in Hardened Steels Transformation to Austenite Austenitizing of Various Steels Effect of Chemical Composition on Transition Temperatures Effect of Prior Microstructure and Grain Size Carbon Steel Alloy Steels Gray Cast Iron Ductile Cast...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400149
EISBN: 978-1-62708-258-7
... steel. The dark-gray-appearing constituent is silicon-rich iron oxide (fayalite-Fe 2 SiO 4 ), the medium gray constituent is iron oxide (wustite-FeO), and the light gray constituent is steel. The black constituent is a calcium-aluminum oxide (Ca aluminate). 540× Fig. 6.22 An EDS spectrum...