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temper graphite

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Image
Published: 01 June 2008
Fig. 24.22 Influence of carbon/silicon (C/Si) ratio on temper graphite clusters. CE, carbon equivalent. Source: Ref 2 More
Image
Published: 01 August 2018
Fig. 17.101 Tridimensional reconstruction of temper graphite in malleable cast iron. Sectioning performed by focused ion beam (FIB) and images SE, SEM. Depending on the sectioning plane, it is possible to generate nonconnected cuts in the plane from a single graphite particle. Courtesy More
Image
Published: 01 August 2018
Fig. 17.102 Blackheart malleable iron. Temper graphite. Not etched. More
Image
Published: 01 August 2018
Fig. 17.104 Blackheart malleable iron. Temper graphite in a ferrite matrix. Etchant: picral. More
Image
Published: 01 August 2018
Fig. 17.105 Ferritic blackheart malleable iron. Temper graphite formed during annealing in a ferrite matrix. Etchant: nital. Courtesy of J. Sertucha, Azterlan, Centro de Investigacion Metalurgica, Durango, Bizkaia, Spain. More
Image
Published: 01 August 2018
Fig. 17.106 Ferritic blackheart malleable iron. Temper graphite formed during annealing in a ferrite matrix. Some manganese sulfide inclusions are present. Etchant: nital. Courtesy of W. Guesser, Tupy Fundições, Joinville, SC, Brazil. More
Image
Published: 01 August 2018
Fig. 17.114 Pearlitic blackheart malleable cast iron. Temper graphite in a pearlite matrix. Small regions of ferrite. Courtesy of DoIT-PoMS, Department of Materials Science and Metallurgy, University of Cambridge. More
Image
Published: 01 March 2002
Fig. 1.29 Typical graphite shapes after ASTM A 247. I, spheroidal graphite; II, imperfect spheroidal graphite; III, temper graphite; IV, compacted graphite: V, crab graphite; VI, exploded graphite; VII, flake graphite More
Image
Published: 01 August 2018
Fig. 17.111 Incomplete malleabilization treatment. (a) The cementite in pearlite has been spheroidized and coalesced, and large areas of ledeburite can be seen. Some manganese sulfide inclusions are present. Graphite has not been formed. (b) Pearlite is beginning to decompose and form temper More
Image
Published: 01 October 2011
Fig. 10.26 Malleable iron (Fe-2.65C-1.2Si-0.53Mn-0.06P-0.21S-0.08Cr-0.10Cu-0.07Ni-<0.01Al). Temper graphite type III with maximum size of 80 μm. As-polished. Original magnification: 100× More
Image
Published: 01 August 2018
Fig. 17.100 Whiteheart malleable cast iron. Region between center and surface. To the left side of the image: ferrite. To the right side of the image: pearlite and temper graphite. The volume fraction of pearlite increases from left to right. Etchant: picral. More
Image
Published: 01 August 2018
Fig. 17.98 Cross section of a part of whiteheart malleable iron produced by box decarburization using an oxidizing medium as decarburizing agent. Oxidized surface region, followed by fully decarburized ferritic layer. In the center region, temper graphite in a matrix of ferrite and pearlite More
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
.... Their compositional ranges are given in Table 24.1 , and some of their distinguishing features are summarized in Table 24.2 . With the exception of white cast iron, all cast irons have microstructures that consist of a graphite phase in a matrix that can be ferritic, pearlitic, bainitic, tempered martensitic...
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
..., and examines the growth mechanisms and structural details that set them apart. It also discusses the formation of compacted (vermicular) graphite and malleable iron, and compares and contrasts the composition, properties, and heat treatment of whiteheart and blackheart malleable types. chilled cast iron...
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
... (vermicular) graphite (Type IV in ASTM A247) Temper graphite (TG) from a solid-state reaction called malleabilization (Type III graphite in ASTM A247) Classification of cast iron by commercial designation, microstructure, and fracture Table 10.3 Classification of cast iron by commercial...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400001
EISBN: 978-1-62708-258-7
... temper embrittlement. Forms an undesirable iron phosphide (Fe 3 P) at high phosphorus levels (especially in cast irons) Sulfur (S) Usually considered an impurity in steel. Added to special steels for improved machinability Silicon (Si) An essential alloying element in most steels. Added...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320157
EISBN: 978-1-62708-332-4
... and annealed at 800 to 970 °C (1470 to 1780 °F). The iron carbide dissociates into temper carbon clusters or nodules and austenite. Figure 8.2 ( Ref 2 ) illustrates the graphite clusters that are formed. The microstructure that results from the transformation of austenite depends upon the cooling rate...
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
... Abstract This chapter discusses ferrous metals, including low-carbon steels, stainless steels, and cast irons. It also provides information on hardening and hardenability and the tempering process. hardening tempering ferrous metals hardenability Jominy end-quench testing WHILE...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440207
EISBN: 978-1-62708-262-4
... by the manufacturer, heat treating procedures described herein will be confined to the higher tonnage irons—gray and ductile. References 1 and 2 provide more complete information on all grades of cast irons including the compacted graphite and the special-purpose high-alloy grades. Essentially, cast iron...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170100
EISBN: 978-1-62708-297-6
... Abstract This article explains how malleable iron is produced and how its microstructure and properties differ from those of gray and ductile iron. Malleable iron is first cast as white iron then annealed to convert the iron carbide into irregularly shaped graphite particles called temper...