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solid-solution-strengthened cobalt alloys

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Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001424
EISBN: 978-1-62708-173-3
... an overview of the types of postweld heat treatment processes carried out in solid-solution-strengthened and precipitation-strengthened nonferrous high-temperature nickel and cobalt alloys. Types of Postweld Heat Treatment Postweld Heat Treatment of Solid-Solution-Strengthened Alloys Postweld Heat...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001422
EISBN: 978-1-62708-173-3
... Abstract This article addresses the general welding characteristics common to both solid-solution-strengthened and precipitation-hardened nickel-, iron-, and cobalt alloys. Applications General Welding Characteristics of High-Temperature Alloys Effect of Welding on Performance and Properties...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003993
EISBN: 978-1-62708-185-6
... procedures, forging equipment, forging practices, grain refinement, and critical factors considered in forging process. It describes the different types of solid-solution-strengthened and precipitation-strengthened superalloys, namely, iron-nickel superalloys, nickel-base alloys, cobalt-base alloys...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006094
EISBN: 978-1-62708-175-7
... Superalloys are predominantly nickel-base alloys that are strengthened by solid-solution elements including molybdenum, tungsten, cobalt, and by precipitation of a Ni 3 (Al, Ti) type compound designated as gamma prime and/or a metastable Ni 3 Nb precipitate designated as gamma double prime. This article...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006267
EISBN: 978-1-62708-169-6
...., lanthanum) can be used to enhance the formation of protective oxide scales at elevated temperatures. Strengthening of cobalt-base alloys is accomplished by solid-solution alloying (e.g., molybdenum, tungsten, tantalum, and niobium) in combination with carbon to promote carbide precipitation. Compared...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005335
EISBN: 978-1-62708-187-0
... 21 5385 R30021 0.25 27 2.5 5.5 … … … … … … … WI-52 … … 0.45 21 … … … 11 2 … … … … Effect of elements in cast cobalt alloys Carbide formation • • • • • • … … … … Solid-solution strengthening • • … • • • • … … … … Surface stability...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003771
EISBN: 978-1-62708-177-1
...-solution strengthening and promotes carbide formation. For high-temperature applications, strengthening relies on the solid-solution alloying and carbide precipitation typical of cobalt-base alloys. In addition, the diffusion of substitutional alloying elements tends to be slower in cobalt than in nickel...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005669
EISBN: 978-1-62708-198-6
... lattice (solution strengthening). Thus, increasing strength in cobalt-chromium alloys can result from alloying due to solid-solution strengthening (chromium, molybdenum, and carbon atoms within the cobalt matrix), grain refinement and the increased density of grain boundaries, introduction of secondary...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001073
EISBN: 978-1-62708-162-7
... of present-day cobalt-base alloys in these three application areas. Many of the properties of the alloys arise from the crystallographic nature of cobalt (in particular its response to stress), the solid-solution-strengthening effects of chromium, tungsten, and molybdenum, the formation of metal carbides...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003737
EISBN: 978-1-62708-177-1
... Solid-solution strengtheners Cr, Mo Nb, Cr, Mo, Ni, W, Ta Co, Cr, Fe, Mo, W, Ta Face-centered cubic matrix stabilizers C, W, Ni Ni … Carbide form:  MC Ti Ti W, Ta, Ti, Mo, Nb  M 7 C 3 … Cr Cr  M 23 C 6 Cr Cr Cr, Mo, W  M 6 C Mo Mo, W Mo, W Carbonitrides: M(CN) C...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003148
EISBN: 978-1-62708-199-3
... in nickel-base alloys with cobalt tonnages in excess of those used in cobalt-base heat-resistant alloys. Many of the properties of the alloys arise from the crystallographic nature of cobalt (in particular its response to stress), the solid-solution-strengthening effects of chromium, tungsten...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006274
EISBN: 978-1-62708-169-6
... that precede the equilibrium intermetallic CuAl 2 3 xxx Manganese Solid-solution alloys with work hardening 3 xx.x Silicon, with added copper and/or magnesium Heat treatable with copper (magnesium intensifies precipitation) and with strengthening from Mg 2 Si 4 xxx Silicon Solid-solution...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001049
EISBN: 978-1-62708-161-0
... Nickel base Solid-solution strengtheners Cr, Mo Nb, Cr, Mo, Ni, W, Ta Co, Cr, Fe, Mo, W, Ta Fcc matrix stabilizers C, W, Ni Ni … Carbide form  MC Type Ti Ti, Ta, Nb W, Ta, Ti, Mo, Nb  M 7 C 3 type … Cr Cr  M 23 C 6 type Cr Cr Cr, Mo, W  M 6 C type Mo Mo, W Mo...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002462
EISBN: 978-1-62708-194-8
... of the as-sintered condition of the tungsten heavy-metal alloy 90W-6Ni-4Cu, showing the spheroidal particles of tungsten (white and gray) embedded in a matrix of copper-nickel solid solution (white). 200× Fig. 19 Photomicrograph of the ZA91A-F die casting alloy, Mg-9Al-0.13Mn-0.7Zn, showing the particles...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003120
EISBN: 978-1-62708-199-3
...–5 0–4 Ta 0–12 0–9 Re 0–6 0–2 Role of alloying elements in superalloys Table 1(b) Role of alloying elements in superalloys Effect (a) Iron-base Cobalt-base Nickel-base Solid-solution strengtheners Cr, Mo Nb, Cr, Mo, Ni, W, Ta Co, Cr, Fe, Mo, W, Ta, Re fcc...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001050
EISBN: 978-1-62708-161-0
... of primary (MC) carbides, the hexagonal close-packed (hcp) eta (η) phase, and undesirable nitride and carbosulfide formation. Molybdenum, tungsten, tantalum, rhenium, cobalt, and chromium additions promote solid-solution strengthening, but it is known that tantalum, tungsten, and rhenium may also partition...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006266
EISBN: 978-1-62708-169-6
...: exothermic, endothermic, dry hydrogen, dry argon, and vacuum. age hardening brazing carbides cast nickel-base alloys diffusion coating directionally solidified castings heat treatment polycrystalline cast superalloys solid-solution hardening solution heat treatment strengthening CAST...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001425
EISBN: 978-1-62708-173-3
.... Fig. 1 Schematic showing typical process operations used in the production of mechanically alloyed oxide-dispersion-strengthened products Abstract Abstract The process of making assemblies of solid-solution and precipitation hardening groups of alloys and superalloys often requires welding...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001453
EISBN: 978-1-62708-173-3
.... This is particularly true for the filler-metal alloy systems most frequently used in brazing of nickel-base alloys—the nickel-chromium-silicon or nickel-chromium-boron systems. Solid-solution-strengthened nickel-base alloys such as Inconel 600 may not be adversely affected by brazing temperatures of 1010 to 1230...
Book Chapter

Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002123
EISBN: 978-1-62708-188-7
... Metals Handbook . Cast cobalt alloys contain a primary phase of cobalt-rich solid solution that is strengthened by chromium and tungsten and is dispersion strengthened by complex, hard, refractory carbides of tungsten and chromium ( Ref 2 , 3 ). Nominal compositions for two commercially available...