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thin-wall gray iron castings

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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
... free cementite from the decomposition of either the proeutectic or eutectic austenite. Ferritic microstructures also can be obtained by annealing of pearlitic cast irons or in thick-walled castings. Fig. 10.6 As-cast gray iron with a pearlitic-ferritic matrix. P, pearlite; F, ferrite...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850001
EISBN: 978-1-62708-260-0
... bolt (before heat treatment) revealed by Bish’s method (see Refs. 11 and 12). Note the thin strained surface layer beneath the cold-rolled threads. Figure 1-27 Macroetching with 10% aqueous HNO 3 was used to reveal the decarburized surface on this bar (¾×). Figure 1-28 Macroetching...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060085
EISBN: 978-1-62708-261-7
... in the casting, rendering it unfit for service. Furthermore, if the liquid is not poured at the correct temperature for the composition that is selected, then it will either fail to fill the mold cavity for the engine block completely (if the liquid is too cold), or it may adversely react with the mold walls...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910099
EISBN: 978-1-62708-250-1
... Corrosion General Description Uniform or general corrosion, as the name implies, results in a fairly uniform penetration (or thinning) over the entire exposed metal surface. The general attack results from local corrosion-cell action; that is, multiple anodes and cathodes are operating on the metal...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610501
EISBN: 978-1-62708-303-4
... Chloride-induced stress-corrosion cracking of type 316 stainless steel pipe. Source: Ref 9 Fig. 17 Relative stress-corrosion cracking behavior of austenitic stainless steels in boiling magnesium chloride. Source: Ref 11 Fig. 6 Corrosion pits in thin-walled austenitic stainless steel...
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
... microstructure as a function of carbon and silicon content, carbon equivalent (CE = % C + 1/3 (% Si + % P)) and cooling rate, expressed as the casting wall thickness ( R ), which is part of the graphitization constant equation K g = C (Si + log R ). Source: Ref 13 Fig. 17.7 A portion of the Fe-C-Si...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610461
EISBN: 978-1-62708-303-4
... to complete perforation of the metal wall. Source: Ref 7 Fig. 25 Cavitation pitting fatigue. (a) Cavitation pitting on a gray cast iron diesel engine cylinder sleeve. The pitted area is several inches long, and the pits nearly penetrated the thickness of the sleeve. Note the clustered appearance...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220085
EISBN: 978-1-62708-341-6
... with decreasing wall thickness. For the case of an infinitely thin-wall tube, there is actually no workpiece and no heat dissipated in the workpiece, thereby leading to zero efficiency. Fig. 6.3(a) Coil efficiency for induction heating of pipes as a function of wall thickness and outer diameter using power...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240323
EISBN: 978-1-62708-251-8
... or building nonmetallic films (e.g., anodizing aluminum alloys), and by providing cathodic protection. Pitting is a form of highly localized attack characterized by the formation of small pits on the surface. Several pits in an austenitic stainless steel thin-walled bellows are shown in Fig. 18.6...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550141
EISBN: 978-1-62708-307-2
... be produced. Refinement of the grain and dendrite structure caused by rapid cooling is extremely beneficial for mechanical properties. This is fully exploited in thin-walled die-cast parts, where cooling rates are typically in the range of 100 to 1000 °C/s (180 to 1800 °F/s). The influence of cooling rate...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740047
EISBN: 978-1-62708-308-9
... relationships between the liquid iron and mold materials. In cast iron, it is also frequently the result of the expansion of graphite at the end of solidification forcing liquid metal into the mold. This penetration can occur if the casting is not properly designed with a tapered wall to promote directional...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240095
EISBN: 978-1-62708-251-8
... mold is slowly withdrawn from the furnace, setting up a strong temperature gradient in the freezing metal. A thin-wall investment casting mold, which is open at the bottom, is placed on a water-cooled copper chill plate. The mold is then heated to the casting temperature. The alloy is heated under...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.9781627083232
EISBN: 978-1-62708-323-2
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...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2013
DOI: 10.31399/asm.tb.uhcf3.t53630081
EISBN: 978-1-62708-270-9
... types of service. Hardened tool steels, gray cast iron, and many other metals are routinely used, within their limitations, with satisfactory results. However, if a tool such as a metal-cutting file is bent, it will suddenly snap with a brittle fracture; there will be little or no permanent deformation...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.9781627082976
EISBN: 978-1-62708-297-6
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060369
EISBN: 978-1-62708-261-7
... of corrosion. A classic example of SCC is shown in Fig. 15.10 . Failure of the brass cartridge case was due to what is sometimes called season cracking . This problem was originally encountered by the British army during its campaigns in India in the 1800s. Thin-walled necks of the cartridge cases...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740213
EISBN: 978-1-62708-308-9
... magnification: 15×. (c) Abrasive wear on the flank face of a cemented carbide tool produced during the machining of gray cast iron. Original magnification: 75×. (d) Depth-of-cut notching on a cemented carbide tool produced during the machining of a nickel-base superalloy. Original magnification: 15×. Source...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410551
EISBN: 978-1-62708-265-5
... limitless because of the ability to deposit almost any material by vapor deposition and the ultrahigh heating and cooling rates of thin surface layers heated by electron and laser beams. This chapter describes some of the newer processes used to apply thermochemical modifications, coatings, and high-energy...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350011
EISBN: 978-1-62708-315-7
... are frequently subject to erosion-corrosion. This is due to the poor adhesion of these coatings relative to the thin films formed by the classical passive metals, such as stainless steels and titanium. Both stainless steels and titanium are relatively immune to erosion-corrosion in many environments. Metals...