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conduction heating

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440055
EISBN: 978-1-62708-262-4
... Abstract This chapter, a detailed account of furnaces and related equipment for heat treating, begins by describing three basic modes of heat transmission, namely conduction, convection, and radiation, followed by a discussion on the working principle, applications, advantages...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050009
EISBN: 978-1-62708-311-9
... tend to be confined to the outer surface of the workpiece, a phenomenon known as the skin effect. The chapter includes several data plots showing how the depth of heating varies with frequency and how heating time, power density, and thermal conduction rate correspond with hardening depth...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130541
EISBN: 978-1-62708-284-6
...) Average specific heat from 25 – 540 °C (80–1000 °F) Abstract This appendix is a collection of tables listing coefficients of linear thermal expansion for carbon and low-alloy steels, presenting a summary of thermal expansion, thermal conductivity, and heat capacity; and listing thermal...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220001
EISBN: 978-1-62708-341-6
... Abstract Electromagnetic induction, or simply "induction," is a method of heating electrically conductive materials such as metals. It is commonly used for heating workpieces prior to metalworking and in heat treating, welding, and melting. This technique also lends itself to various other...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780115
EISBN: 978-1-62708-281-5
... analysis, thermomechanical analysis, and rheological analysis. The basic thermal properties covered include thermal conductivity, temperature resistance, thermal expansion, specific heat, and the determination of glass-transition temperatures. The article further describes various factors influencing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080423
EISBN: 978-1-62708-304-1
... Abstract Liquid metals are frequently used as a heat-transfer medium because of their high thermal conductivities and low vapor pressures. Containment materials used in such heat-transfer systems are subject to molten metal corrosion as well as other problems. This chapter reviews the corrosion...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240487
EISBN: 978-1-62708-251-8
... series). The major characteristics of the 8 xxx series are: Heat treatable High conductivity, strength, hardness Typical ultimate tensile strength range: 117–414 MPa (17–60 ksi) Common alloying elements include Fe, Ni, and Li Source: Ref 1 Microstructural control...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230339
EISBN: 978-1-62708-298-3
... Abstract Beryllium’s machining characteristics are similar to those of heat-treated cast aluminum and chilled cast iron. Like the other materials, it can be turned, milled, drilled, bored, sawed, cut, threaded, tapped, and trepanned with good results. This chapter explains how these machining...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310279
EISBN: 978-1-62708-286-0
... Abstract This appendix contains tables listing the physical and mechanical properties of stainless steel engineering alloys. The physical properties covered are density, modulus of elasticity, coefficient of thermal expansion, thermal conductivity, specific heat, and electrical resistivity...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060273
EISBN: 978-1-62708-261-7
... with Maunsel White who worked at Bethlehem Steel, they performed a series of alloying and heat-treating experiments on a variety of tool steels, including Mushet’s RMS steel. Taylor and White’s experiments were conducted with little regard for conventional wisdom, as they austenitized various experimental...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500133
EISBN: 978-1-62708-317-1
... ( Ref 7.11 ). The tool is connected to a hydraulic press equipped with load cells for measuring the punch force, F p , and the blank holder force, F BH , during the test. The sheet samples are heated in a furnace. The tests were conducted without applying blank holder force in the flange area...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440159
EISBN: 978-1-62708-262-4
... is by a technique commonly known as shell hardening . The workpiece is immersed either fully or selectively in a high-conductivity heating medium such as a fluidized bed or a salt bath, but only long enough to completely heat the outer layers. If the part is round (wheels or gears) and the requirement is that only...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220241
EISBN: 978-1-62708-341-6
... to heat electrically nonconductive materials through radiation or conduction heat-transfer processes. References 1. Lozinskii M. G. , Industrial Applications of Induction Heating , Pergamon Press , London , 1969 When placed in an induction field, magnetic materials tend...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050317
EISBN: 978-1-62708-311-9
... properties of steels at room temperature. However, there is a lack of information on material properties at elevated temperatures critical for induction heating simulation, such as permeability, electrical resistivity, and thermal conductivity. It is in the intermediate temperature ranges where the material...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040193
EISBN: 978-1-62708-300-3
... forging modeling is a coupled heat-transfer and deformation simulation. Material parameters that relate to both heat transfer and deformation need to be defined. The material parameters commonly used for heat-transfer modeling are the thermal conductivity, heat capacity, and emissivity of the workpiece...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170573
EISBN: 978-1-62708-297-6
... are solid-solution carbides. The white areas are cobalt binder. 1500× Thermal conductivity of WC-Co alloys is important in machining applications because the ability of the tool to conduct heat away from the tool/workpiece interface has a definite effect on tool performance. In non-machining...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290061
EISBN: 978-1-62708-306-5
... is generated by the resistance to the flow of an electrical current through the parts being joined. It is most commonly used to weld two overlapping sheets or plates that may have different thicknesses. A pair of electrodes conducts electrical current to the joint. Resistance to the current flow heats...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870183
EISBN: 978-1-62708-314-0
... that relies on conduction heating and cooling from hot shoes, and a fiber placement process that uses a focused laser beam at the nip point for heating. Other forms of heating include hot gas torches, quartz lamps, and infrared (IR) heaters. The mere fact that autoconsolidation is possible illustrates...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500157
EISBN: 978-1-62708-317-1
... 8.26 The IFU Stuttgart ( Ref 8.27 ) conducted warm SHF-P experiments with heated Ø 50 mm (2 in.) cylindrical cup tooling to investigate improvement in formability for magnesium alloys (AZ31). Conventional deep drawing at elevated temperature of 200 °C (390 °F) showed an LDR of 1.8. In warm SHF...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130395
EISBN: 978-1-62708-284-6
... will partially evaporate and pollute the environment. Toughness of PM parts in the hardened condition (either by oil quenching or through sinter hardening) is significantly improved on tempering. Induction heating is a method of heating electrically conductive materials by the application of a varying...