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through hardening

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Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250155
EISBN: 978-1-62708-345-4
... Abstract The through-hardening process is generally used for gears that do not require high surface hardness. Four different methods of heat treatment are primarily used for through-hardened gears. In ascending order of achievable hardness, these methods are annealing, normalizing and annealing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.htgpge.t67320021
EISBN: 978-1-62708-347-8
... Abstract Through-hardening heat treatment is generally used for gears that do not require high surface hardness. In through hardening, gears are first heated to a required temperature and then cooled either in the furnace or quenched in air, gas, or liquid. Four heat treatment methods...
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Published: 01 December 1999
Fig. 4.15 Rotating beam fatigue strength of case-hardening, through- hardening, and tool steels as a function of surface hardness. Source: Ref 21 More
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Published: 01 September 2008
Fig. 6 Selection of heating conditions in scan hardening to provide through hardening of a cylindrical rod More
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Published: 01 December 2001
Fig. 20 Effect of carbon content and hardness on fatigue limit of through-hardened and tempered 4140, 4053, and 4063 steels More
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Published: 01 November 2012
Fig. 17 Effect of carbon content and hardness on fatigue limit of through-hardened and tempered 4140, 4053, and 4063 steels. Source: Ref 8 More
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Published: 01 August 2015
Fig. 10.14 Examples of surface-hardened gears using through surface hardening definition. (a) Transmission gear pinion. (b) Shaft/helical gear. (c) Pump gear. Courtesy of ERS Engineering, Inc. Source: Ref 5 More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050191
EISBN: 978-1-62708-311-9
... Abstract Induction heat treating is used in a wide range of applications. Typical uses, as described in this chapter, include the surface hardening of many types of shafts as well as gears and sprockets and the through-hardening of gripping teeth, cutting edges, and impact zones incorporated...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250039
EISBN: 978-1-62708-345-4
... Abstract This chapter describes important requirements for ferrous and nonferrous alloys used for gears. Wrought surface-hardening and through-hardening carbon and alloy steels are the most widely used of all gear materials and are emphasized in this chapter. The processing characteristics...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.htgpge.t67320017
EISBN: 978-1-62708-347-8
... Abstract This chapter introduces the fundamental considerations involved in heat treating of gears and the primary processes used, namely, through-hardening, carburizing and hardening, nitriding, carbonitriding, and induction hardening. gears heat treatment industrial applications...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500317
EISBN: 978-1-62708-317-1
... and deformation, dimensional stability, toughness, and through hardenability ( Ref 16.25 ). Tool steels are classified by the American Iron and Steel Institute (AISI) based on alloying (i.e., tungsten, molybdenum), application (cold work, hot work steels), and heat treatment (i.e., water hardening, air hardening...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310331
EISBN: 978-1-62708-326-3
... Abstract Cast irons, like steels, are iron-carbon alloys but with higher carbon levels than steels to take advantage of eutectic solidification in the binary iron-carbon system. Like steel, heat treatment of cast iron includes stress relieving, annealing, normalizing, through hardening...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250001
EISBN: 978-1-62708-345-4
... including prehardening processes, through hardening, and case hardening processes. bevel gears face gears gear design heat treating helical gears herringbone gears hypoid gears internal gears spiroid gears spur gears worm gears GEARS are machine elements that transmit rotary motion...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050313
EISBN: 978-1-62708-311-9
... Abstract This appendix illustrates the effect of various operating parameters on the case depth or thickness of scan hardened components. scan hardening through hardening Fig. A2.1 Scan hardening for 3 kHz. Source: Ref 1 Fig. A2.2 Scan hardening for 10 kHz. Source...
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Published: 01 August 2015
Fig. 10.3 Comparison of fatigue life of induction surface-hardened transmission shafts with that of through-hardened and carburized shafts. Arrow in lower bar (induction-hardened shafts) indicates that one shaft had not failed after testing for the maximum number of cycles shown. Source: Ref More
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Published: 01 November 2012
Fig. 20 Effect of carburizing and surface hardening on fatigue life. Comparison of carburized, through-hardened, and induction-hardened transmission shafts tested in torsion. Arrow in lower bar on chart indicates that one shaft had not failed after the test was stopped at the number of cycles More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.htgpge.t67320001
EISBN: 978-1-62708-347-8
.... Of the various heat treating processes currently available, five are frequently used to heat treat alloy steel gears. These processes are through hardening, case carburizing and hardening, nitriding, carbonitriding, and induction hardening. Analyses of these processes show case carburizing and hardening offers...
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Published: 01 September 2008
Fig. 94 Comparison of fatigue life of induction surface-hardened transmission shafts with that of through-hardened and carburized shafts. Arrow in lower bar (induction-hardened shafts) indicates that one shaft had not failed after testing for the maximum number of cycles shown. Source: Ref 45 More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1999
DOI: 10.31399/asm.tb.cmp.t66770001
EISBN: 978-1-62708-337-9
... and familiarizes readers with the steps involved in determining case depth and verifying that case carbon requirements have been met. case hardening eutectoid carbon content Carbon case hardening, through natural evolution, commercialism, and economics, has become a process for which the possible...
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Published: 01 December 1999
Fig. 1 Failure regions of industrial and automotive spur and helical gears. (a) Through hardened, 180-350 HB. (b) Precision gears, surface hardened More