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Flame hardening

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250249
EISBN: 978-1-62708-345-4
...Comparison of flame- and induction-hardening processes Table 1 Comparison of flame- and induction-hardening processes Characteristics Flame Induction Equipment Oxyfuel torch, special head quench system Power supply, inductor, quench system Applicable material Ferrous alloys...
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Published: 01 March 2006
Fig. 4 Combination progressive-spinning method of flame hardening. Source: Ref 2 More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440159
EISBN: 978-1-62708-262-4
..., precipitation-hardening, and duplex grades. The chapter also describes the heat treatment conditions that should be followed for processing of stainless steels. cast iron electron-beam hardening flame hardening induction hardening laser-beam hardening shell hardening steel CASE HARDENING...
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Published: 01 October 2011
Fig. 10.17 Hardened zone from the surface of a flame-hardened ductile iron. (a) Graphite nodule (black) in a martensitic matrix with some retained austenite (white). (b) Same iron but cast in a thicker section, which resulted in larger graphite nodules More
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Published: 01 December 1984
Figure 6-4 Comparison of the effective case depth of flame-hardened AISI 8660 alloy steel assessed by visual estimation and by microhardness (500-g) traverses (100 ├Ś, nital, transition zone shown). More
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Published: 01 September 2005
Fig. 7 Variations in hardening patterns obtainable on gear teeth flanks by flame hardening More
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Published: 01 January 2015
Fig. 21.2 The effect of flame speed on depth of hardening of a 1050 steel forging. Source: Ref 21.3 More
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Published: 01 August 2012
Fig. 16.8 Achievable surface hardness with flame or induction hardening. Source: Ref 16.37 More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350087
EISBN: 978-1-62708-315-7
... Abstract This chapter discusses surface engineering treatments, including flame hardening, induction hardening, high-energy beam hardening, laser melting, and shot peening. It describes the basic implementation of each method, the materials for which they are suited, and their effect on surface...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240395
EISBN: 978-1-62708-251-8
..., liquid nitriding, carbonitriding, and hardfacing. The chapter describes two surface hardening processes by localized heat treatment: flame hardening and induction hardening. It also briefly summarizes other surface hardening processes, namely, aluminizing, siliconizing, chromizing, titanium carbide...
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
... Mechanical components often require surface treatments to meet application demands. This chapter describes several surface hardening treatments for steel and their effect on microstructure, composition, and properties. It discusses flame hardening, induction heating, carburizing, nitriding...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.htgpge.t67320175
EISBN: 978-1-62708-347-8
... involved in heating, quenching, and tempering of gears. Information on surface hardness and case depth after induction hardening, induction hardening problems, the applications of induction hardening gears, and the advancements in induction hardening are also provided. Flame Hardening Distortion...
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Published: 01 December 1999
by the relative radius of curvature. Steel Effective case depth, mm (in.) Through hardened (various) ... Flame hardened (PCS) ... Induction hardened (4340) 3.75(0.15) Gas nitrided and salt-bath nitrided 0.14(0.005) Sulphinuz treated 0.17(0.007) Gas nitrided (80 h) (3%Cr-Mo) 0.35 More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440207
EISBN: 978-1-62708-262-4
... relieving, annealing, normalizing, surface hardening, quenching, martempering, austempering, and flame and induction hardening. annealing austempering carbon equivalent ductile cast iron flame hardening gray cast iron induction hardening malleable cast iron martempering normalizing quenching...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310331
EISBN: 978-1-62708-326-3
... Through hardening: heating, quenching, and tempering to provide the highest possible hardness and strength Surface hardening: flame, induction, or laser heating the surface of a casting to increase its wear resistance Most iron-casting producers would like to produce their castings...
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Published: 01 August 2012
Fig. 6.21 Surface treatment effects on tool wear in U-channel drawing of dual-phase steels, thickness 1 mm (0.04 in.). GGG70L, spheroid graphite-bearing cast iron, flame hardened; 1.2379, tool steel (X155CrMo12/1; U.S. D2; Japan SKD 11). Source: Ref 6.3 More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500317
EISBN: 978-1-62708-317-1
... parts due to the cost of pattern-making ( Ref 16.19 ). Wear and galling may limit the life of cast iron dies. To overcome this, selective (flame/laser) hardening, hard chrome plating, and/or adding inserts to high-wear areas are common. These inserts may be manufactured from tool steels. Cast iron...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740271
EISBN: 978-1-62708-308-9
... various steels respond to heat treatments, such as annealing, normalizing, spheroidizing, tempering, and direct and interrupted quenching, and surface-hardening processes, such as flame and induction hardening, carburizing, nitriding, and carbonitriding. It also addresses the issue of temper embrittlement...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060197
EISBN: 978-1-62708-261-7
... Abstract This chapter discusses the types, methods, and advantages of heat treating procedures, including annealing, normalizing, tempering, and case hardening. It describes the iron-carbon system, the formation of equilibrium and metastable phases, and the effect of alloy elements...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130417
EISBN: 978-1-62708-284-6
... flame hardening have been largely superseded by automated flame techniques or by the induction method. However, for one-off machine parts, the simplicity of manual flame hardening and the extremely low capital investment ensure that the method is still used on a regular basis ( Ref 5 , 13 ). From...