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furnace equipment

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900039
EISBN: 978-1-62708-350-8
... Dissociation pipette (burette) schematic. See text for discussion. Abstract This chapter provides a discussion of nitriding furnace equipment and control systems. The discussion covers the essential design criteria of the furnace, types of nitriding furnaces, insulation for the reduction of furnace...
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...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900053
EISBN: 978-1-62708-350-8
.... The chapter explains the procedures for maintenance of the salt bath and related equipment. It also discusses safety precautions and design parameters for furnace equipment. References References 1. Liquid Nitriding , Heat Treating , Vol 4 , ASM Handbook, ASM International , 1991 , p 410...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310127
EISBN: 978-1-62708-326-3
... reactions that occur during annealing: decarburization and scaling. Information on the gases and gas mixtures used for controlled atmospheres is then provided. The second part of the chapter focuses on the processes involved in normalizing, along with information on furnace equipment for normalizing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900231
EISBN: 978-1-62708-350-8
... This chapter discusses equipment used for ferritic nitrocarburizing, including salt bath furnaces, atmosphere furnaces, and plasma furnaces. It also describes the processes involved in ferritic oxynitrocarburizing. References References 1. Heat-Treating, Cleaning, and Finishing , Vol 2 , Metals...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900089
EISBN: 978-1-62708-350-8
... plasma nitriding furnace and associated equipment. Courtesy of Plateg GmbH Fig. 6 Arrangement of heating elements for hot-wall furnaces with corresponding temperature profiles. Length in mm. Courtesy of Plateg GmbH Fig. 5 Voltage versus current characteristics (a Paschen curve...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740001
EISBN: 978-1-62708-308-9
... Abstract This chapter discusses the processes, procedures, and equipment used in the production of iron, steel, aluminum, and titanium alloys. It describes the design and operation of melting and refining furnaces, including blast furnaces, basic oxygen and electric arc furnaces, vacuum...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440085
EISBN: 978-1-62708-262-4
... equipment operations. This meant that the equipment operator was usually very heavily involved in ensuring that several aspects of the process were followed. While these furnaces may have produced consistent loads of product with a reasonable reliability, the level of operator attention and skill required...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220315
EISBN: 978-1-62708-341-6
... Equipment Costs Induction power supplies, which constitute the major cost items in induction systems, typically cost 2 1 2 to 3 times as much as gas-fired furnaces of equal capacity. Gas furnaces with recuperators (used to preheat combustion air) have higher efficiencies than conventional...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 1998
DOI: 10.31399/asm.tb.ts5.t65900109
EISBN: 978-1-62708-358-4
... can be found in Ref 1 . Immersed-Electrode Salt Bath Furnaces Ceramic-lined furnaces with immersed (over-the-side) electrodes ( Fig. 6-1 ) have greatly extended the useful range and capacity of molten salt equipment compared to externally heated pot furnaces. The most important...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980323
EISBN: 978-1-62708-342-3
... the presses and auxiliary equipment for tube extrusion, induction furnaces for billet processing, handling systems for copper and aluminum alloy products, extrusion cooling systems, and age-hardening ovens. Next, the chapter describes the principles and applications of equipment for the production of aluminum...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200197
EISBN: 978-1-62708-354-6
.... These are usually performed by an outside source since they require specialized equipment. These might include a controlled atmosphere furnace or salt bath heat treatments which are utilized where it is desirable to prevent oxidation, decarburization or scaling of the surface or to preserve close tolerance machined...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900193
EISBN: 978-1-62708-350-8
... one place to another, the previously mentioned ones will serve to stimulate thinking between the team responsible for delivering the equipment and the client. In order for a furnace project to be successful for both the purchaser and the seller, there must be clear lines of communication regarding...
Image
Published: 01 December 2003
Fig. 1 Ion nitriding furnace incorporating process gas control analysis system. (a) Furnace layout. (b) Schematic of equipment layout. Source: Ref 1 More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280135
EISBN: 978-1-62708-267-9
... at temperatures below 1400 °F (760 °C). Furnace Equipment Furnaces Basic equipment considerations seldom differ from those influencing the selection of furnaces for heat treating stainless steel. In general, the temperature-control limits are ±25 °F (±14 °C), and temperatures may range up to about 2350...
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
... furnaces were all but superseded in the early 1900’s by the work of Northrup, who designed and built equipment consisting of a cylindrical crucible and a high-frequency spark-gap power supply. This equipment was first used by Baker and Company to melt platinum and by American Brass Company to melt other...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320003
EISBN: 978-1-62708-332-4
... process and equipment. Iron is present in iron ore as iron oxide, contaminated with impurities. Iron oxide is reduced to metallic iron in a blast furnace by using coke as fuel and a reducing agent and limestone as a fluxing agent. A blast of air is blown into the lower section of the furnace...
Image
Published: 01 December 2003
Fig. 4 Schematic of a hot-wall pulsed dc plasma nitriding furnace and associated equipment. Courtesy of Plateg GmbH More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440141
EISBN: 978-1-62708-262-4
... as 1090 °C (2000 °F) have been used. Although the carburizing rate can be greatly increased at temperatures above about 950 °C (1750 °F), most furnace equipment has an increasingly limited life, causing the carburizing temperature to be limited. Carburizing may be done in a gaseous environment (gas...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220085
EISBN: 978-1-62708-341-6
... temperature, and so forth. The major applications of induction technology include through heating, surface heating (for surface heat treatment), metal melting, welding, brazing, and soldering. This chapter summarizes the selection of equipment and related design considerations for these applications...