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hot-work tool steel

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Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 1998
DOI: 10.31399/asm.tb.ts5.t65900219
EISBN: 978-1-62708-358-4
... classes according to the alloying approach: chromium hot-work steels, tungsten hot-work steels, and molybdenum hot-work steels. This chapter discusses the composition, characteristics, applications, advantages, and disadvantages of each of these steels. chemical composition hardness hot-work tool...
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Published: 01 December 2006
Fig. 7.107 Comparison of the 0.2% hot proof stress of the hot working tool steel 1.2343 measured in hot tensile tests between 500 and 600 °C, with the 0.2% 100 h creep stress in the same temperature region [ Güm 81 ] More
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Published: 01 September 2008
Fig. 24 Tempering curves for the most common hot work tool steels. Tempering curves are obtained after hardening small (25 mm, or 1 in.) specimens of all materials with the usual hardening temperature: 1020 °C for H13, TENAX300 (brand name of low-silicon H11), and VHSUPER (brand name of high More
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Published: 01 January 1998
Fig. 13-1 Schematic of the heat treatment steps for hardening hot-work tool steels with hardening temperatures higher than 900 °C (1650 °F). Source: Ref 1 More
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Published: 01 January 1998
Fig. 13-6 Jominy end-quench hardenability curves for chromium hot-work tool steels. Courtesy of Teledyne VASCO Curve Type Composition, % Austenitizing temperature C Si Cr W Mo °C °F 1 H12 0.35 0.92 4.76 1.42 1.45 1010 1850 2 ... 0.96 0.29 3.93 More
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 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...
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Published: 01 September 2008
work chromium steels, high-speed steels, and hot work tool steels. Source: Ref 1 More
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 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...
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Published: 01 January 1998
Fig. 13-7 Effect of austenitizing temperature on hardness of chromium hot-work tool steels. Data from Columbia Tool Steel Co. and Latrobe Steel Co. Type Composition, % Specimen size C Si Cr W Mo V H11 0.38 1.00 5.25 ... 1.35 0.50 1 (diam) × 3 in. H12 0.35 1.00 More
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Published: 01 September 2008
Fig. 9 Examples of heat treatment cracking caused by design faults in hot work tool steels. (a) Cold work punch, made of a high-speed steel, that cracked because of the large difference in section. Source Ref 1 . (b) The same for a D2 die, also assisted by poor machine finishing. Source: Ref 8 More
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Published: 01 August 2018
Fig. 9.45 Steel for hot working tools W.Nr 1.2365 (similar to AISI H10) with heterogeneous austenitic grain size. Martensitic structure with carbides, formed via heating to 1020 °C (1870 °F) for 0.5 h, transferred to another furnace at 700 °C (1290 °F) for 1 h air-cooled. Etchant: Villela More
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Published: 01 August 2018
Fig. 11.36 M2 high-speed tool steel (a) cast in a conventional ingot and hot worked. Carbides are fragmented and distributed in an aligned microstructure (comparable to Fig. 11.34c ). (b) Produced by powder metallurgy and hot rolled. Uniform distribution of carbides. Etchant: nital 4%. Courtesy More
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Published: 01 February 2005
Fig. 21.7 Comparison of toughness properties for H13, H21, and a new hot work tool steel, QRO80M, in function of test temperature [ Johansson et al., 1985 ] More
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Published: 01 August 2018
Fig. 11.62 (a) Shock-resistant steel ASTM A681-S7 overheated during forging (burned). Presence of oxides and evidence of start of melting (incipient fusion) at the grain boundaries. Etchant: nital 4%. (b) Hot working tool steel DIN W.Nr. 1.2885-X32 CrMoCoV 3-3-3 overheated (burned). Etchant More
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Published: 01 December 2003
), oxidizing molten salt quench. (c) Type 304 stainless steel; 90 min at 580 °C (1075 °F), oxidizing molten salt quench. (d) AISI D2 tool steel; 90 min at 580 °C (1075 °F), oxidizing molten salt quench. (e) H13 medium-carbon hot-work tool steel; 120 min at 580 °C (1075 °F), oxidizing molten salt quench More
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Published: 01 January 1998
Fig. 13-23 Effect of tempering temperature on dimensional changes in chromium hot-work tool steels. Values represent the average dimensional change in three principal directions of a block 25 by 50 by 150 mm (1 by 2 by 6 in.) in size. Courtesy of Latrobe Steel Co. Type Composition More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440191
EISBN: 978-1-62708-262-4
... discussed 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...
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...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 1998
DOI: 10.31399/asm.tb.ts5.t65900007
EISBN: 978-1-62708-358-4
... or hot-work tool steels), or heat treatment (for example, water-hardening or oil-hardening tool steels). Table 2-1 lists nine main groups of tool steels and their identifying letter symbols, and Table 2-2 presents the AISI classification and the nominal compositions of the most widely used tool...
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 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...