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thermomechanical processing

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Image
Published: 01 August 2018
Fig. 14.5 Microstructures obtained with the use of thermomechanical processing in seamless tubes with a basic composition of approx. C = 0.15%, Mn = 1.5%, Si = 0.45% and microalloying additions of vanadium, niobium, and titanium, as indicated in the figures. Samples (a) to (c) present More
Image
Published: 01 March 2002
Fig. 7.10 Schematic of thermomechanical processing sequence in the production of consolidated mechanically alloyed superalloy components More
Image
Published: 01 October 2012
Fig. 5.18 Effects of thermomechanical processing on the microstructures of Ti-6Al-4V. (a) Sheet, rolled starting at 925 °C (1700 °F), annealed for 8 h at 730 °C (1350 °F), and furnace cooled. Structure consists of slightly elongated grains of α (light) and intergranular β (gray). Original More
Image
Published: 01 December 1996
Fig. 8-32 Schematic diagram of the effect of thermomechanical processing on the austenite grain size and on the subsequent primary ferrite grain size. (From M. Fukuda, T. Hashimoto, and K. Kunishige, in MicroAlloying 75 , p 136, Union Carbide Corporation, New York (1977), Ref 12 ) More
Image
Published: 01 June 2008
Fig. 28.11 Typical thermomechanical processing sequence for alpha-beta titanium forgings. Typical temperatures during processing would be 955 °C (1750 °F) for the forging and solution treatment, 730 °C (1350 °F) for annealing, and 540 °C (1000 °F) for aging. Typical times during processing More
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Published: 01 June 2008
Fig. 28.12 Effects of thermomechanical processing on microstructure of Ti-6Al-4V. (a) Sheet, rolled starting at 925 °C (1700 °F), annealed for 8 h at 730 °C (1350 °F), and furnace cooled. Structure consists of slightly elongated grains of alpha (light) and intergranular beta (gray). Original More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410579
EISBN: 978-1-62708-265-5
... is that stainless steels cannot be hardened by heat treatment. As a result, they are highly sensitive to processing-induced defects and the formation of detrimental phases. The chapter explains how alloy design, phase equilibria, microstructure, and thermomechanical processing can be concurrently optimized...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1996
DOI: 10.31399/asm.tb.phtpclas.t64560263
EISBN: 978-1-62708-353-9
... of thermomechanical processing on the austenite grain size and on the subsequent primary ferrite grain size. (From M. Fukuda, T. Hashimoto, and K. Kunishige, in MicroAlloying 75 , p 136, Union Carbide Corporation, New York (1977), Ref 12 ) Fig. 8-33 Microstructures illustrating the effect on the primary...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ahsssta.t53700059
EISBN: 978-1-62708-279-2
... Abstract This chapter provides an overview of the nomenclature, generations, and thermomechanical processing of advanced high-strength steels (AHSS) and provides information on the development of microstructure. It also presents a review of the mechanical property trends of AHSS...
Image
Published: 01 December 2000
Fig. 12.27 Curves depicting stress versus cycles to failure for coarse-grained Ti-8Al alpha alloy with and without thermomechanical processing to produce local grain refinement at the surface More
Image
Published: 01 December 2000
Fig. 12.28 Curves depicting stress versus cycles to failure for Ti-6Al-2Sn-4Zr-2Mo alloy with and without thermomechanical processing to produce local grain refinement at the surface More
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Published: 31 December 2020
Fig. 5 Plots of temperature versus time showing sequence of operations required to produce tool steels. (a) Thermomechanical processing. (b) Hardening heat treatment. L, liquid; A, austenite; C, cementite; F, ferrite; M S , temperature at which martensite starts to form on cooling; RT, room More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240527
EISBN: 978-1-62708-251-8
... processing window is quite critical in developing the desired microstructure and the resultant tensile properties and fracture toughness. In the case of Ti-10V-2Fe-3Al, thermomechanical processing can produce microstructures ranging from fully transformed, aged beta structures to controlled amounts...
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Published: 01 October 2011
Fig. 6.35 Friction stir welding process. (a) Process schematic. (b) Weld zone showing regions of heat-affected zone (HAZ) and thermomechanical-affected zone (TMAZ). Source: Ref 6.11 More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220475
EISBN: 978-1-62708-259-4
... Steels The simplest products in this category of steels are those that have the desired mechanical properties directly in the “as rolled” condition without further heat treatment and without special care during rolling that would characterize it as thermomechanical processing or controlled rolling...
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Published: 01 January 2015
Fig. 12.13 Schematic of temperature-time schedules for thermomechanical and controlled rolling schedules of low-carbon steels. (a) Normal processing. (b) Controlled rolling of C-Mn steels. (c) Controlled rolling of Nb-containing steels. (d) Controlled rolling of Nb-containing steels More
Image
Published: 01 July 1997
Fig. 17 Variation of hardness profiles in the heat-affected zone (HAZ) of thermomechanically controlled processed (TMCP) steel welded with various heat inputs. Chemical composition of steel: C, 0.06%; Si, 0.14%; Mn, 1.33%; P, 0.010%; S, 0.001%; Cu, 0.31%; Ni, 0.31 %; Cr, 0.05%; Nb, 0.015 More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120033
EISBN: 978-1-62708-269-3
... strengths or toughness in titanium alloys. The effects of different thermomechanical processing schedules on the mechanical properties and the corresponding structures of alpha-beta titanium alloys such as Ti-6Al-4V, Ti-6Al-6V-2Sn, and Ti-6Al-2Sn-4Zr-6Mo may be used to illustrate the effects...
Image
Published: 01 December 2006
zones I to II to III. See text for details. HSLA, high-strength low-alloy; TMCP, thermomechanically controlled processed; HTLA, heat-treatable low-alloy. Source: Ref 24 . More
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Published: 01 July 1997
zone I to II to III. See text for details. HSLA, high-strength low-alloy; TMCP, thermomechanically controlled processed; HTLA, heat-treatable low-alloy. Source: Ref 42 More