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hot-work tool steel

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Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240411
EISBN: 978-1-62708-251-8
... Abstract There is a fairly wide variety of different tool steels for different applications. The American Iron and Steel Institute (AISI) classification of tool steels includes seven major categories: water-hardening tool steels, shock-resisting tool steels, cold work tool steels, hot work tool...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440191
EISBN: 978-1-62708-262-4
... include water-hardening; shock-resisting; oil-hardening cold-work; air-hardening, medium-alloy cold-work; high-carbon, high-chromium cold-work; low-alloy, special-purpose; mold; hot-work; and high-speed tool steels. air-hardening tool steel annealing austenitizing high-carbon tool steel high...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310285
EISBN: 978-1-62708-326-3
... Abstract The possible classification for tool steels is their division into four groups according to their final application: hot-worked, cold-worked, plastic mold, and high-speed tool steels. This chapter mainly follows such division by application, but the grade nomenclatures used here are...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130311
EISBN: 978-1-62708-284-6
... Abstract This chapter focuses on the failure aspects of tool steels. The discussion covers the classification, chemical composition, main characteristics, and several failures of tool steels and their relation to heat treatment. The tool steels covered are hot work, cold work, plastic mold, and...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170210
EISBN: 978-1-62708-297-6
... Abstract This article provides an overview of tool steels, discussing their composition, properties, and behaviors. It covers all types and classes of wrought and powder metal tool steels, including high-speed steels, hot and cold-work steels, shock-resisting steels, and mold steels. It...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410621
EISBN: 978-1-62708-265-5
... high-speed, water-hardening, shock-resistant, and hot and cold work tool steels. It discusses the influence of alloy design on the evolution of microstructure and properties during solidification, heat treating, and hardening operations. It also describes critical phase transformations and the effects...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220353
EISBN: 978-1-62708-259-4
...) when observed with white light, without etching in an optical microscope. When carbide networks are formed during solidification, a situation not uncommon in some high alloy tool steels, such as high-speed steels, hot working will cause the redistribution of these particles, increasing the steel...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060273
EISBN: 978-1-62708-261-7
...) in the PM steel versus the comparatively nonuniform carbide structure in the wrought product. The PM process is used primarily for the production of advanced high-speed steels and tool steels. However, it is now also being applied to the manufacture of improved cold work and hot work tool steels as...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.smnm.t52140157
EISBN: 978-1-62708-264-8
... cold working O2 4 3 3 A2 6 5 5 D2 8 2 6 Die steels for hot working H13 3 9 6 H21 4 6 8 High speed M2 7 3 8 T1 7 3 8 T15 9 1 9 Source: Ref 14.3 The various types of tool steels are briefly discussed by reference to the classification type...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500317
EISBN: 978-1-62708-317-1
... 1050–1200 H13: hot work tool steel ~5 48–55 700–1350 0050A: cast steel 5–7 20–27 560–900 G3500: gray cast iron 7–10 20–27 330–610 D6510: ductile cast iron ~7 23–28 440–575 Source: Ref 16.43 – 16.47 Ion nitriding can be applied to large stamping dies up to 9.6 by 2.9...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410163
EISBN: 978-1-62708-265-5
... segregation and inclusions and their effect on the mechanical properties and microstructure of steel. It explains how to identify various types of inclusions and characteristic segregation patterns, such as banding. It also describes the effect of hot work processing on solidification structure and the...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850267
EISBN: 978-1-62708-260-0
... light onto the specimen surface. In such work, the light beam should be as broad as possible in order to eliminate hot spots. For irregularly shaped rough surfaces, it is useful to permit some shadows in order to emphasize the texture. This is best accomplished using a focused beam striking the sample...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240279
EISBN: 978-1-62708-251-8
... range can combine some of the benefits of hot and cold working. Some values of K and n are given in Table 16.1 . For steels, K increases with carbon content, while n generally decreases. Both copper and brass have a much higher work-hardening exponent than steels. Over the range of strain rates...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740103
EISBN: 978-1-62708-308-9
... but at an additional cost. Warm working in an intermediate temperature range can combine some of the benefits of hot and cold working. Some values of K and n are given in Table 1 . For steels, K increases with carbon content, while n generally decreases. Both copper and brass have a much...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 May 2018
DOI: 10.31399/asm.tb.hma.t59250073
EISBN: 978-1-62708-287-7
.... The chapter also describes the role of the Cleveland Twist Drill Company as the first adopter of molybdenum high-speed steel. It ends with a discussion on the advanced work on high-speed steels by Swedish researchers. crucible melting high-speed tool steels steelmaking toolmakers The...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720365
EISBN: 978-1-62708-305-8
... Abstract In forgings of both ferrous and nonferrous metals, the flaws that most often occur are caused by conditions that exist in the ingot, by subsequent hot working of the ingot or the billet, and by hot or cold working during forging. The inspection methods most commonly used to detect...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040257
EISBN: 978-1-62708-300-3
... variety of low-alloy tool steels or hot working die steels. However, when forging titanium or nickel-base alloys, where temperatures are in the range of 1500 to 2000 °F (815 to 1095 °C), one is restricted to a limited range of die materials, ranging from superalloys and refractory metal alloys to ceramics...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310181
EISBN: 978-1-62708-286-0
... steels can be much more complicated than for other materials. Machine and tool rigidity, machine power requirements, sharp cutting tools, and optimum lubrication type and amounts are very important. Feed rates need to be sufficiently more aggressive than with carbon steels to prevent work hardening and...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410009
EISBN: 978-1-62708-265-5
... Siemens processes, as in all subsequent steelmaking processes, is the oxidation and removal of carbon and other elements such as the high contents of silicon, manganese, and phosphorus in pig iron (hot metal) and scrap charges to produce liquid steel of the proper composition. Carbon is removed as CO gas...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.t53730139
EISBN: 978-1-62708-283-9
... state. The elevated temperatures during hot working have several undesirable effects. Among them are: Lubrication is more difficult. Although viscous glasses often are used in hot extrusions, most hot working is done without any lubrication. The work metal tends to oxidize. Scaling of steel...