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carburized steel

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Published: 01 January 2002
Fig. 45 Micrograph of AISI 4118 carburized steel as quenched and tempered. The microstructure is tempered martensite (unetched) with a quench crack propagating from a machining burr. 200×. Source: Ref 27 More
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Published: 01 January 2002
Fig. 76 Micrograph of 4% Ni-C-Cr carburized steel showing massive carbides produced during carburizing with surface carbon above Ac cm carbon. Source: Ref 30 More
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Published: 01 August 2013
Fig. 32 Effect of tempering on residual stress in carburized steel. Bars of 8617 steel, 19 mm (0.75 in.) in diameter, were carburized, direct oil quenched, and tempered for 1 h at the indicated temperature. More
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Published: 31 December 2017
Fig. 39 Life of carburized steel cams in relation to percentage of the contacting area that was softened during grinding More
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Published: 31 December 2017
Fig. 3 Micrograph of a high-carbon (≈0.85% C) carburized steel case in AISI 86 xx -series steel showing plate martensite (dark needles) and retained austenite (light etching areas). This specimen measured 37% retained austenite by x-ray diffraction at the surface. More
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Published: 01 October 2014
Fig. 24 Internal oxidation (dark features) at surface of gas-carburized steel containing 1.06% Mn, 0.21% Si, 0.52% Cr, 0.50% Ni, and 0.17% Mo. Light micrograph. Source: Ref 20 More
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Published: 01 October 2014
Fig. 18 Sliding wear traces on carburized steel samples. Falex test, transmission electron micrograph More
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Published: 01 January 1996
Fig. 2 Typical near-surface case microstructure of carburized steel (SAE 8620: 0.81% Mn, 0.19% Mo, 0.48% Ni) reheated between A 1 and A cm . Retained carbides are small, white spherical particles, and matrix consists of a dark etching of mixture of martensite and austenite too fine More
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Published: 30 September 2014
Fig. 102 Intergranular oxidation of the surface of a gas-carburized steel along the prior grain boundaries. 1000×. Source: Ref 97 More
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Published: 30 September 2014
Fig. 113 Micrograph of 4% Ni-C-Cr carburized steel showing massive carbides produced during carburizing with surface carbon above A ccm carbon. Source: Ref 43 More
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Published: 01 February 2024
Fig. 41 (a) Carburized steel gear (17CrNiMo6). (b) Representative view of the cracking zone. Presence of coarse grains and inter-granular cracking. Etched with 2% nital More
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Published: 01 June 2024
Fig. 23 Mixed-mode fracture in a carburized steel. Intergranular features along with some cleavage through the martensite grains. Original magnification: 1000× More
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005952
EISBN: 978-1-62708-168-9
... Abstract This article commences with a brief introduction on the hardenability of carburized steels, and then reviews the factors used in the selection of carburizing steels and heat treatment methods. The factors include quench medium, stress considerations, case depth, and type of case...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005982
EISBN: 978-1-62708-168-9
... Abstract This article describes the microstructure, properties, and performance of carburized steels, and elucidates the microstructural gradients associated with carbon and hardness gradients. It provides information on case depth measurement, the factors affecting case depth...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002400
EISBN: 978-1-62708-193-1
... Abstract Bending fatigue of carburized steel components is a result of cyclic mechanical loading. This article reviews the alloying and processing factors that influence the microstructures and bending fatigue performance of carburized steels. These include austenitic grain size, surface...
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Published: 01 August 2013
Fig. 10 Grain growth in conventional carburizing steels with increasing carburizing temperature More
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Published: 01 August 2013
Fig. 9 Effect of time and temperature on case depth of liquid-carburized steels More
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Published: 01 October 2014
Fig. 11 The shift in A cm temperatures with alloying in various carburizing steels. Source: Ref 32 More
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Published: 01 October 2014
Fig. 21 Schematic diagram of residual stresses in carburized steels. Insert shows that surface compressive residual stresses are balanced by interior tensile stresses. Source: Ref 8 More
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Published: 01 December 2004
Fig. 5 Pack carburized 3310 steel. (a) Carburized 16 h at 940 °C (1725 °F) and cooled in the pot. Structure is fine pearlite (dark) and carbide envelopes at prior-austenite grain boundaries in a matrix of ferrite and dispersed alloy carbide. (b) Same carburizing conditions but tempered 13 h More