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cast nickel alloys

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Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200295
EISBN: 978-1-62708-354-6
... Abstract Nickel-base castings are produced from a group of alloys with compositions that are typically greater than 50% Ni and less than 10% iron. This chapter presents the casting compositions of nickel-base alloys. It then provides an overview of heat treatment, mechanical properties...
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Published: 01 October 2011
Fig. 12.10 Chromium and nickel contents in Alloy Castings Institute (ACI) standard grades of heat- and corrosion-resistant steel castings. See text for details. More
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Published: 01 November 2010
Fig. 4.12 IN-100 nickel-base alloy casting, held at 815 °C (1500 °F) for 5000 h. (a) Structure consists of massive MC particles, platelets of σ phase, and primary and precipitated γ′ in the γ matrix. (b) Replica-electron micrograph shows a massive particle of MC, Widmanstätten platelets of σ More
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Published: 01 November 2010
Fig. 4.14 Cast dendritic structure of IN-738 nickel-base alloy. The varying features of the microstructure are revealed by using different etchants. Source: Ref 9 More
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Published: 01 December 1995
Fig. 16-1 Percent nickel in a series of heats of a cast Cr-Ni-Mo low-alloy steel ( 1 ) More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240563
EISBN: 978-1-62708-251-8
... Abstract Superalloys are nickel, iron-nickel, and cobalt-base alloys designed for high-temperature applications, generally above 540 deg C. This chapter covers the metallurgy, composition, and properties of cast and wrought superalloys. It provides information on melting, heat treating...
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Published: 01 November 2010
Fig. 4.2 Selected morphologies of the γ′ phase. (a) B-1900 nickel-base alloy, as cast. Light-etching carbide particles are dispersed and at grain boundaries. The fine constituent within grains is γ′. (b) B-1900 nickel-base alloy, as cast. Replica electron micrograph showing large metal carbide More
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Published: 01 March 2002
Fig. 3.4 Typical operating microstructures of representative superalloys. (a) Cast cobalt-base alloy. 250×. (b) Cast nickel-base alloy. 100×. (c) Wrought (left, 3300×) and cast (right, 5000×) nickel-base alloys. (d) Two wrought iron-nickel-base alloys (left, 17,000×); IN-718 (right, 3300 More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170107
EISBN: 978-1-62708-297-6
... by the tradename of Ni-Hard types 1 to 4. The chromium-molybdenum white irons (class II in Table 1 ) contain 11 to 23% Cr and up to 3% Mo and are often additionally alloyed with nickel or copper. These white irons can be supplied either as-cast with an austenitic or austenitic-martensitic matrix ( Fig. 1a...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930329
EISBN: 978-1-62708-359-1
... the various types and general weldability of age-hardened nickel-base alloys. The article then discusses the composition, welding metallurgy, and properties of cast nickel-base superalloys. Finally, it provides information on the welding of dissimilar metals, filler metal selection for welding clad materials...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280079
EISBN: 978-1-62708-267-9
... patterns, molds, and shells are produced, discusses the practice of directional solidification, and examines an assortment of turbine components cast from nickel- and cobalt-base alloys. The chapter also addresses casting problems such as inclusions, porosity, distortion, core shift, and leaching...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280339
EISBN: 978-1-62708-267-9
... and brought to market, while both wrought and cast nickel-base superalloys became the predominant alloys of choice for the most strength-critical applications. The development of vacuum melting technology for superalloys provided for a quantum leap in capability. Oxygen (and nitrogen) reduction enhanced...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030074
EISBN: 978-1-62708-282-2
... of corrosion behavior between cast and wrought product forms. corrosion alloying elements nickel alloys microstructure solid-state transformation cold working heat-resistant alloys NICKEL-BASE ALLOYS are solid solutions based in the element nickel. Even though nickel base alloys, in general...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280025
EISBN: 978-1-62708-267-9
... class of nickel-base superalloys is that strengthened by intermetallic compound precipitation in an austenitic fcc matrix. For alloys with titanium and aluminum, the strengthening precipitate is γ′. Such alloys are typified by the wrought alloys Waspaloy, Astroloy, U-700, and U-720, or the cast alloys...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.sap.t53000009
EISBN: 978-1-62708-313-3
... such as Inconel alloys 100, 713, 738, and 792, B-1900, and MAR-M 200 ( Ref 11 ) and single-crystal cast alloys PWA1483, PWA1484, CMSX-4, and Rene N6. The superior high-temperature capability of nickel-base superalloys is due to the precipitation of high volume fractions of the γ′-Ni 3 (Al,Ti) phase, which...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280211
EISBN: 978-1-62708-267-9
... exceed 0.6 in nickel-base superalloys. The γ″ phase is disk-shaped. There are insufficient alloy compositions to provide knowledge of a range for V f γ″ in γ″-hardened alloys. The microstructure for components of fixed chemistry is established by prior processing (casting, forging, etc., and heat...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200298
EISBN: 978-1-62708-354-6
...-temperature ductility of cast heat-resistant alloys with 5 to 65% nickel and 19 and 25% chromium Prolonged exposure of the iron-chromium alloys to temperatures in the range from 1200 to 1600 °F (650 to 870 °C) leads to the transformation of the ferrite to sigma phase. Sigma is extremely brittle...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130541
EISBN: 978-1-62708-284-6
... silicon-molybdenum cast iron 10–12 5.6–6.5 Iron carbon alloys 9.3–12 5.2–6.9 Pure Terbium (Tb) 9.8–13 5.4–6.9 Cobalt chromium nickel tungsten 10–12 5.8–6.7 High-carbon high-chromium cold work tool steel 11 6.2 Tungsten high-speed tool steel 8.5–14 4.7–7.8 Commercially pure...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170290
EISBN: 978-1-62708-297-6
... with consecutive positions in the periodic table of elements. The iron-nickel-base superalloys are an extension of stainless steel technology and generally are wrought, whereas cobalt- and nickel-base superalloys may be wrought or cast, depending on the application/composition involved. The more highly alloyed...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310147
EISBN: 978-1-62708-286-0
... 19.0–21.0 31.0–34.0 0.5–1.5 Nb (a) Balance Fe for all compositions. Source: Ref 1 Compositions of cast heat-resistant stainless and nickel base alloys Table 2 Compositions of cast heat-resistant stainless and nickel base alloys ACI designation Nearest AISI grade UNS...