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heat transfer

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040059
EISBN: 978-1-62708-300-3
... Abstract This chapter discusses the factors that influence temperature in forging operations and presents equations that can be used to predict and control it. The discussion covers heat generation and transfer, the effect of metal flow, temperature measurement, testing methods...
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Published: 01 December 2018
Fig. 6.19 (a) Heat transfer between the die and injected metal, (b) metal flow analysis More
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Published: 31 December 2020
Fig. 14 Comparison of the heat-transfer coefficients achievable with different gas-quenching media for bulk-loading and single-component quenching Source: Ref 18 More
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Published: 01 January 1998
Fig. 6-11 Plot of surface-to-center temperature ratio vs. the heat-transfer coefficient, h , to show the effect of varying tool steel slug diameters ranging from 25 to 250 mm (1 to 10 in.). Source: Ref 4 More
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Published: 01 January 1998
Fig. 6-12 Plot of cooling rate at the center of the slug vs. the heat-transfer coefficient, h , of M2 tool steel to show the effect of varying diameters over the temperature range of 1200 to 600 °C (2190 to 1110 °F). Source: Ref 4 More
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Published: 01 January 1998
Fig. 6-14 Heat-transfer coefficient, h , rises with the increase in velocity of the fluidized bed until a peak value, h max, is reached at the optimum velocity, V opt . Source: Ref 7 More
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Published: 01 August 2012
Fig. 3.16 Heat-transfer coefficient as a function of pressure. Source: Ref 3.23 More
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Published: 01 August 2012
Fig. 5.35 Comparison of punch load predictions using various heat-transfer coefficients (HTC = kW/m 2 • °C) with experiments (5 mm/s at 250 °C). LDR, limiting draw ratio. Source: Ref 5.31 More
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Published: 01 August 2012
Fig. 5.36 Predicted thickness distribution comparison with various heat-transfer coefficients (HTC) (5 mm/s at 250 °C). LDR, limiting draw ratio. Source: Ref 5.31 More
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Published: 01 August 2012
Fig. 7.15 Experimental setup for finding heat-transfer coefficient. Source: Ref 7.13 More
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Published: 01 August 2012
Fig. 7.16 Heat-transfer coefficient as a function of pressure for both-sided metallic contact. Source: Ref 7.11 More
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Published: 01 August 2012
Fig. 7.17 Contact heat-transfer coefficient as a function of contact pressure and distance between tool and sheet material surface. Source: Ref 7.14 More
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Published: 01 August 2012
Fig. 7.20 Contact heat transfer from the blank to the tool. Source: Ref 7.23 More
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Published: 01 December 1996
Fig. 9-3 Film heat transfer coefficient as a function of temperature for water cooling a Chromel C wire. (Adapted from E.A. Farber and R.L. Scorah, Trans. Am. Soc. Mech. Engrs ., Vol 70, p 369 (1948), Ref 2 ) More
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Published: 01 December 1996
Fig. 4-14 Heat transfer correlations between the position in cylinders and the position on the Jominy bar. (From C.F. Jatczak, Metal Progress , Vol 100, No. 3, p 60 (1971), Ref 7 ) More
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Published: 01 December 1996
Fig. 4-15 (Part 1) Heat transfer correlations between the position in cylinders and the position on the Jominy bar. (From Metals Handbook , 9th edition, Vol 1, Properties and Selection: Irons and Steels , American Society for Metals, Metals Park, Ohio (1978), Ref 8 ) More
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Published: 01 December 1996
Fig. 4-15 (Part 2) Heat transfer correlations between the position in cylinders and the position on the Jominy bar. (From Metals Handbook , 9th edition, Vol 1, Properties and Selection: Irons and Steels , American Society for Metals, Metals Park, Ohio (1978), Ref 8 ) Quenching medium More
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Published: 01 December 1996
Fig. 4-16 Heat transfer correlations between the position in cylinders and the position on the Jominy bar. (From Metals Handbook , 8th edition, Vol 1, Properties and Selection of Metals , American Society for Metals, Metals Park, Ohio (1961), Ref 9 ) More
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Published: 01 December 2015
Fig. 1 Polishing of heat-transfer tubes from erosion by sand in a fluidized-bed combustor More
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Published: 01 December 2015
Fig. 2 Carbon steel heat-transfer tube from a fluidized bed that was damaged by erosion and subsequent rusting More