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solidification

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220129
EISBN: 978-1-62708-259-4
... Abstract Many of the structural characteristics of steel products are a result of changes that occur during solidification, particularly volume contractions and solute redistribution. This chapter discusses the solidification process and how it affects the quality and behaviors of steel...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240095
EISBN: 978-1-62708-251-8
... Abstract Almost all metals and alloys are produced from liquids by solidification. For both castings and wrought products, the solidification process has a major influence on both the microstructure and mechanical properties of the final product. This chapter discusses the three zones...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.smnm.t52140165
EISBN: 978-1-62708-264-8
... Abstract Engineering metals undergo many transformations in the course of production, none more critical than those that occur during solidification. This chapter discusses the process of solidification and its effects on the structure and properties of cast metals. It describes...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930003
EISBN: 978-1-62708-359-1
... Abstract It is well established that solidification behavior in the fusion zone controls the size and shape of grains, the extent of segregation, and the distribution of inclusions and defects such as porosity and hot cracks. Since the properties and integrity of the weld metal depend...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420429
EISBN: 978-1-62708-310-2
... Abstract The solidification process has a major influence on the microstructure and mechanical properties of metal casting as well as wrought products. This appendix covers the fundamentals of solidification. It discusses the formation of solidification structures, the characteristics of planar...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480031
EISBN: 978-1-62708-318-8
... Abstract This chapter describes the structures, phases, and phase transformations observed in metals and alloys as they solidify and cool to lower temperatures. It begins with a review of the solidification process, covering nucleation, grain growth, and the factors that influence grain...
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Published: 01 December 2018
Fig. 8.8 Plots of detailed solidification analysis of a wheel. Solidification profile at the rin/spoke junction when white coating applied to the face core More
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Published: 01 December 2008
Fig. 5.17 The model for solidification interface and the velocity of solidification. (a) A two-dimensional nucleus on the surface of a perfect crystal. (b) Spiral model. (c) The velocity of solidification of silicon (calculation) More
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Published: 01 July 1997
Fig. 6 Solidification of dendrites in a weld. (a) Solidification of 3% Cu-Al alloy by the growth of dendrites, (b). (c) Solute redistribution occurring ahead of the solid/liquid interface. (d) Constitutional supercooling develops when the actual temperature of liquid in the copper-rich zone More
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Published: 01 October 2011
Fig. 1.3 Microscopic image of the solidification structure in a specimen taken from the engine crankcase of the Wright Flyer . The cast aluminum-copper alloy consists of crystalline grains (1) comprised of aluminum with some copper. The grain boundaries contain various dislocations More
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Published: 01 October 2011
Fig. 2.39 Solidification structures on four length scales. Source: Ref. 2.7 More
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Published: 01 October 2011
Fig. 5.4 Effects of undercooling on solidification structures More
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Published: 01 October 2011
Fig. 5.10 Solidification in an alloy with a wide freezing range. (a and b) Early stages. (c and d) Latter stages More
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Published: 01 August 2018
Fig. 8.3 Experimental results from Chvorinov: solidification time of castings as a function of the volume/area ratio of the part. Source: Ref 2 More
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Published: 01 August 2018
Fig. 8.4 Solidification progress in a metallic mold, when heat extraction occurs preferentially by the sides and bottom of the mold. Heat extraction by the top is less important. More
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Published: 01 August 2018
Fig. 8.12 Schematic progress of solidification when equilibrium occurs only at the solid-liquid interface and the solid phase composition does not homogenize during the process. Solidification starts at T liquidus (T l ) with the appearance of a solid with kC 0 composition. The “liquidus More
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Published: 01 August 2018
Fig. 8.15 Simplified scheme showing directional solidification of an alloy from the mold surface. In the region between x s and x l , temperatures are between T s and T l , and the solid phase fraction varies from 1 to 0. When the temperatures associated with the actual temperature gradient More
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Published: 01 August 2018
Fig. 8.16 Dendrites formed during the solidification of a metallic alloy. The spacing between the dendrite “branches” or arms in steel solidified in industrial processes range from hundreds of micrometers to millimeters. The most common measurement to characterize dendrite spacing More
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Published: 01 August 2018
Fig. 8.24 The solidification of an alloy with a hypo-eutectic composition X 0 begins with the formation of austenite in accordance with the schematic phase diagram. As austenite forms, the interdendritic liquid gets richer in carbon until the composition of the eutectic, X E , is reached More
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Published: 01 August 2018
Fig. 8.28 Schematic presentation of the evolution of solidification in a eutectic cast iron with spheroidal graphite. Initially (a) austenite dendrites and graphite particles can grow independently, from the liquid. (b) From about 30% volume fraction of solid phase, graphite particles begin More