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cobalt-base heat resistant alloys

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080445
EISBN: 978-1-62708-304-1
... Abstract This appendix is a collection of tables listing the chemical compositions of wrought ferritic steels; wrought stainless steels; cast corrosion- and heat-resistant alloys; wrought iron-, nickel-, and cobalt-base alloys; cast nickel- and cobalt-base alloys; oxide-dispersion-strengthened...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310351
EISBN: 978-1-62708-326-3
..., solution-annealing heat treatments are performed on Vitallium (ASTM F-75) to improve ductility. Table 11 Heat treatments for wrought and cast cobalt-base alloys Alloy Annealing temperature Aging heat treatment (a) Wrought heat-resistant alloys Haynes 25 (L-605) 1175–1230 °C (2150...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060333
EISBN: 978-1-62708-261-7
..., corrosion resistance, wear resistance, and/or strength at elevated temperatures. Biomedical application is another important use. The initial biomedical applications of cobalt-base alloys were in the dental field, and early evaluations of these alloys showed excellent wear resistance, corrosion resistance...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030074
EISBN: 978-1-62708-282-2
... alloy composition for heat-resistant alloys, nickel corrosion-resistant alloys, and nickel-base alloys. This chapter also discusses the corrosion implications of changing the alloy microstructure via solid-state transformation, second-phase precipitation, or cold work. It concludes with a comparison of...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170540
EISBN: 978-1-62708-297-6
... carbides affect toughness, hardness, ductility, and strength as well as resistance to heat, corrosion, and wear. cobalt-base corrosion-resistant alloys cobalt-base heat resistant alloys cobalt-base wear-resistant alloys Composition Selected References • Cobalt-Base Alloys...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440191
EISBN: 978-1-62708-262-4
..., except that it contains 3.0% Co instead of vanadium. This compositional difference lowers its abrasion resistance, but the cobalt addition increases its resistance to softening from heat. Consequently, D5 often is used for hot forming tools. Heat treating procedures for both D2 and D5 are presented in...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440125
EISBN: 978-1-62708-262-4
... considered an alloy. Other alloying elements such as copper, cobalt, tungsten, and titanium are not usually specified in alloy steels but are used in stainless and tool steels (see Chapters 10, “Heat Treating of Stainless Steels,” and 11, “Heat Treating of Tool Steels” ). Although there may be several...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550223
EISBN: 978-1-62708-307-2
... nickel-base superalloys, yielding excellent strength-to-weight ratios. Fatigue strength . Titanium alloys have much better fatigue strength than aluminum alloys and are frequently used for highly loaded bulkheads and frames in fighter aircraft. Operating temperature capability . When the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030176
EISBN: 978-1-62708-282-2
... Abstract Stainless steels and nickel-base alloys are recognized for their resistance to general corrosion and other categories of corrosion. This chapter examines the effects of specific alloying elements, metallurgical structure, and mechanical conditioning on the corrosion resistance of these...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170495
EISBN: 978-1-62708-297-6
... present only in minor amounts in most nickel-base alloys as a residual element from deoxidation practices or as an intentional addition to promote high-temperature oxidation resistance. In alloys containing significant amounts of iron, cobalt, molybdenum, tungsten, or other refractory elements, the level...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090135
EISBN: 978-1-62708-266-2
... Applications to the Environmental Stress Cracking of Nickel-Base and Cobalt-Base Alloys , Stress Corrosion Cracking—The Slow Strain Rate Technique , STP 665, Ugianski G.M. and Payer J. , Ed., ASTM , 1979 , p 279 – 293 10.1520/STP38121S 5.147 Wilson I.L.W. and Aspden R.G...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170550
EISBN: 978-1-62708-297-6
... for soft inlays are gold-silver-palladium types. Gold content in dental alloys generally ranges between approximately 50 and 88%. Gold brazing alloys are used for joining jet and rocket engine components made from nickel-or cobalt-base superalloys or stainless steel. Here, joint ductility is high...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060385
EISBN: 978-1-62708-261-7
... steels) typically do not exhibit any detectable stage I fatigue crack growth. Notches, sharp corners, or preexisting cracks can also eliminate detectable stage I propagation in many metals. Similarly, some alloys (such as certain nickel-base superalloys and cobalt-base alloys) can display very extensive...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170457
EISBN: 978-1-62708-297-6
... phosphorus was present. Thus, alloying effects in copper-base alloys appear to be environment specific. This conclusion greatly complicates alloy selection for SCC resistance. A significant finding of SCC research on copper-base alloys over the past 20 years is that pure copper undergoes SCC ( Ref 5 , 6...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550033
EISBN: 978-1-62708-307-2
... xxx series of alloys are strain hardenable, have excellent corrosion resistance, and are readily welded, brazed, and soldered. The wrought heat treatable alloys include the aluminum-copper (2 xxx ) series, the aluminum-magnesium-silicon series (6 xxx ), the aluminum-zinc (7 xxx ) series, and...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310285
EISBN: 978-1-62708-326-3
... free-machining tool steels, along with those used for applications requiring very high wear resistance, contain 1.50 to 2.50% C. While a system based on carbon content might work for the high-carbon, low-alloy tool steels, it would not work with most of the higher alloy types, with their comparatively...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310203
EISBN: 978-1-62708-326-3
..., chromium, cobalt, columbium, molybdenum, nickel, titanium, tungsten, vanadium, zirconium, or any other element added to obtain a desired alloying effect. The specified minimum for copper does not exceed 0.40%. The maximum specified content does not exceed the following limits: manganese, 1.65...
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
...-centered cubic (fcc) structure called austenite, designated as γ. Below 910 °C (1675 °F), it again has a bcc crystal structure called ferrite, designated as α. When carbon is added to iron, we have the iron-carbon equilibrium phase diagram shown in Fig. 3 . Based on carbon content, there are three...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280135
EISBN: 978-1-62708-267-9
...-hardened superalloy component is heated to a high temperature, particularly above about 1000 °F (540 °C), then it is being heat treated. Even solution-hardened alloys or carbide-strengthened alloys such as the cobalt-base superalloys can be heat treated by exposure above 1000 °F (540 °C). Because stress...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060197
EISBN: 978-1-62708-261-7
... 300–2200 Can use atmospheres One cover can serve multiple bases. May be heated using gas or electricity Pit and overhead cranes are required. Long process cycle times Elevating hearth furnace 315–1315 600–2400 Excellent thermal uniformity and atmosphere control Rotating hearths available Rapid...