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Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410197
EISBN: 978-1-62708-265-5
... Isothermal and continuous cooling transformation (CT) diagrams help users map out diffusion-controlled phase transformations of austenite to various mixtures of ferrite and cementite. This chapter discusses the application as well as limitations of these engineering tools in the context of heat...
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Published: 01 December 1996
Fig. 9-4 Cooling curves imposed on continuous cooling transformation diagrams, showing at the arrows the perturbation in the cooling curves from heat release associated with the decomposition of austenite. (From Atlas of Time-Temperature Diagrams for Irons and Steels , G.F. Vander Voort More
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Published: 01 December 1989
Fig. 5.9. Continuous cooling transformation diagrams for (a) 2¼Cr-1Mo steel austenitized at 955 °C (1750 °F) and (b) 1¼Cr-½Mo steel austenitized at 910 °C (1675 °F) ( Ref 17 ). More
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Published: 01 September 2008
Fig. 33 Continuous cooling transformation diagrams for H13 tool steel austenitized at 1030 °C (1885 °F) (top) and 1100 °C (2010 °F) (bottom). Note the dislocation of the dashed line, indicating more pronounced proeutectic carbide precipitation on grain boundaries for the high austenitizing More
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Published: 01 January 2015
Fig. 9.25 Continuous cooling transformation diagrams for 5140 steel containing (a) 1.83% Mn and (b) 0.82% Mn. Courtesy of T. Majka. Source: Ref 9.70 More
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Published: 01 December 1999
Fig. 6.3 A comparison of the continuous-cooling transformation diagrams for (a) BS 970 805M20 (SAE 8620) (composition: 0.17 C, 0.30 Si, 0.80 Mn, 0.50 Ni, 0.50 Cr, 0.20 Mo) and (b) BS 970 832M13 (composition: 0.12 C, 0.20 Si, 0.50 Mn, 3.20 Ni, 0.85 Cr, 0.12 Mo). F, ferrite; B, bainite, M More
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Published: 01 December 1999
Fig. 6.4 Continuous-cooling transformation diagrams for selected 3%Ni-Cr case-hardening steels. Specification En 36 is now replaced by 655M13 and 831M13. (a) Ni, Cr, and Mo contents all at the bottom of the specification range (En 36). Composition: 0.12 C, 0.20 Si, 0.40 Mn, 3.00 Ni, 0.60 Cr More
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Published: 01 August 2015
Fig. 6.11 Continuous cooling transformation diagram illustrating the critical cooling rate for complete martensitic transformation. M s : temperature at which transformation of austenite to martensite starts; M f : temperature at which transformation of austenite to martensite is completed More
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Published: 01 June 2008
Fig. 11.9 Continuous cooling transformation diagram for 4340 steel. Source: Ref 5 More
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Published: 01 June 2008
Fig. 11.10 Continuous cooling transformation diagram for 4140 steel. Source: Ref 6 More
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Published: 01 August 1999
Fig. 11.19 (Part 2) (d) Experimentally determined continuous-cooling transformation diagram for a 0.24C–1.59Mn steel austenitized under conditions representative of those to which the material in the heat-affected zone of a weld is subjected. The curves labeled 1, 2, and 3 indicate the maximum More
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Published: 01 December 1989
Fig. 6.4. Continuous cooling transformation diagram for Cr-Mo-V rotor steel ( Ref 15 ). More
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Published: 01 July 1997
Fig. 6 Schematic continuous cooling transformation diagram for steel weld metal summarizing the possible effect of microstructure and alloying on the transformation product for a given weld cooling time. Source: Ref 4 More
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Published: 01 September 2008
Fig. 2 Continuous cooling transformation diagram of an unalloyed steel containing 0.45% C. Austenitizing temperature: 880 °C. Source: Ref 1 More
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Published: 01 January 2015
Fig. 7.5 Continuous-cooling-transformation diagram for an ultra-low-carbon steel as determined by S. Sayanaji in Ref 7.10 . The symbols for the various microstructures are defined in Table 7.2 . More
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Published: 01 January 2015
Fig. 7.6 Continuous-cooling-transformation diagram for a high-strength, low-alloy steel containing 0.06% C, 1.45% Mn, 1.25% Cu, 0.97% Ni, 0.72% Cr, and 0.42% Mo. PF, polygonal ferrite; WF, Widmanstätten ferrite; AF, acicular ferrite; GF, granular ferrite. Source: Ref 7.11 More
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Published: 01 January 2015
Fig. 7.12 Continuous-cooling-transformation diagram for HSLA-80 steel. Source: Ref 7.24 More
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Published: 01 August 1999
Fig. 9.30 (Part 2) (e) Experimentally determined continuous-cooling transformation diagram for a 1.6%C-1.40%Mn-0.11%V steel austenitized at 900 °C. Adapted from Ref 34 . More
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Published: 01 August 1999
Fig. 9.30 (Part 3) (f) Experimentally determined continuous-cooling transformation diagram for a low-carbon, low-alloy structural steel cooled at a linear rate. The transformation products are shown in Fig. 9.30(a) to (d) . The cooling rates for the four cooling curves are: 1, 2.5 °C/s; 2 More
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Published: 01 September 2008
Fig. 20 Continuous cooling transformation diagram of EN19B steel. Source: Ref 38 More