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decarburization

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Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005966
EISBN: 978-1-62708-166-5
...Abstract Abstract This article focuses on the mechanisms, models, prevention, correction, and effects associated with decarburization inherited from semi-finished product processing prior to induction heating. It discusses the diffusion of carbon in austenitic iron, which has a face-centered...
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Published: 01 December 1998
Fig. 25 Examples of different degrees of decarburization in spring steels. (a) Partial decarburization of as-rolled AISI 9260 mod spring steel that was nickel plated edge protection. (b) Partial decarburization of hardened AISI 5160H spring steel whose surface was turned prior to hardening More
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Published: 01 January 1989
Fig. 16 Decarburization of a TiC coating. Micrograph shows the η phase at the coating/substrate interface of an 85WC-9(Ti,Ta,Nb)C-6Co alloy with an 8 μm (315 μin.) TiC coating. Etched with Murakami's reagent for 3 s. 1500× More
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Published: 01 December 2004
Fig. 30 Microstructure of UNS G10800 steel bar with decarburization at the surface. 4% picral etch. Original magnification 100× More
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Published: 01 December 2004
Fig. 6 Decarburization in 4118H steel bar, gas carburized 8 h at 925 °C (1700 °F), oil quenched, heated to 845 °C (1550 °F) and held 15 min, oil quenched, and tempered 1 h at 170 °C (340 °F). (a) Completely decarburized surface layer (white), a transition zone of ferrite and low-carbon martensite More
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Published: 30 August 2021
Fig. 60 Fracture initiation is toward the top of the image. Some decarburization is present along the forging surface More
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Published: 30 August 2021
Fig. 61 Opposite side of plate to initiation. More decarburization is present along the forging surface More
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Published: 01 December 2008
Fig. 3 Schematic of an argon oxygen decarburization vessel More
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Published: 01 December 2008
Fig. 7 Schematic of carbon and low-alloy steel argon oxygen decarburization refining More
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Published: 01 December 2008
Fig. 10 Schematic layout of a vacuum oxygen decarburization converter More
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Published: 01 December 2008
Fig. 11 Comparison of CO partial pressure for the argon oxygen decarburization (AOD), vacuum oxygen decarburization converter (VODC), and vacuum oxygen decarburization (VOD) processes More
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Published: 01 December 2008
Fig. 25 Typical sequence of operations during vacuum oxygen decarburization (VOD) ladle treatment. VCD, vacuum carbon deoxidation; VD, vacuum degassing More
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005199
EISBN: 978-1-62708-187-0
... on the converter metallurgy, which includes melt refinement in argon oxygen decarburization (AOD) vessels and vacuum oxygen decarburization (VODC) in a converter vessel. It also discusses ladle metallurgy, which includes vacuum induction degassing, vacuum oxygen decarburization, and vacuum ladle degassing...
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Published: 01 December 2004
Fig. 38 Microstructure at the surface of a decarburized, hardened specimen of type 420 martensitic stainless steel (Fe-0.35%C-13%Cr) tint etched with Beraha's sulfamic acid reagent (No. 4) and viewed with polarized light plus sensitive tint. Note the free ferrite (arrows) at the surface (complete More
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Published: 01 December 2004
Fig. 29 Microstructure of a fully decarburized motor lamination steel showing large ferrite grains. Marshall's reagent. 200× More
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Published: 01 December 2004
Fig. 30 A decarburized UNS G10100 steel sheet showing (a) comet tails from improper polishing and (b) the true microstructure. A comet tail is produced when inclusions (manganese sulfides) are pulled from the surface of the specimen. As-polished. 100× More
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Published: 01 December 2004
Fig. 39 Microstructure of a very-low-carbon (decarburized) motor lamination steel showing columnar ferrite grains that grew toward the two sheet surfaces. Beraha's tint etchant. 75× More
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006309
EISBN: 978-1-62708-179-5
.... Laser and electron beam techniques also have been used for hardening selected areas on the surface of pearlitic and ferritic malleable iron castings that are free from decarburization. annealing cast iron decarburization ductile iron flame heating gray iron heat treatment induction heating...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005941
EISBN: 978-1-62708-168-9
... the importance of decarburizing, and discusses the problems caused by heating, cracking, quenching, typical steel grades, and design. cracking decarburization hardening heat treatment process design quenching residual stress size distortion steel steel selection tempering warpage Introduction...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005967
EISBN: 978-1-62708-166-5
.... The article illustrates the use of carbon restoration on decarburized spring steels. Different geometric models for carbide formation are shown schematically. The article also describes the different microstructural features such as grain size, microcracks, microsegregation, and banding. carbides...