1-20 of 147 Search Results for

batch cold melting

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
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: 30 June 2023
DOI: 10.31399/asm.tb.atia.t59340117
EISBN: 978-1-62708-427-7
... for softening processes to produce final, O and H2 x temper, properties or simply soften the metal for further cold rolling. Typically, these annealing treatments are performed in a batch furnace that anneal one or more coils at the same time ( Fig. 6.13 ). The thermal practices are well established...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240349
EISBN: 978-1-62708-251-8
... or batch annealing. Batch annealing has traditionally been used to anneal coiled rolls of cold-worked steel. However, much faster continuous annealing lines are now being used. A comparison of heating profiles for the two processes is shown in Fig. 19.8 . The most common method of annealing cold...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2024
DOI: 10.31399/asm.tb.phtpp.t59380017
EISBN: 978-1-62708-456-7
..., and then cold formed again on a second press, the intermediate anneal can be set up as a subcritical annealing cycle in a continuous furnace positioned between the two cold-forming presses. Furnace Types Each category of furnace—batch, semicontinuous, and continuous—includes numerous variations...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.htgpge.t67320033
EISBN: 978-1-62708-347-8
...), normally are used. The processes involved in hardening, tempering, recarburizing, and cold treatment of carburized and quenched gears are discussed. Next, the chapter reviews the selection of materials for carburized gears and considerations related to carbon content, core hardness, and microstructure...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320003
EISBN: 978-1-62708-332-4
..., the manufacture of cast iron is designed for melting flexibility and batch production. The molten metal from the blast furnace is cast into pigs and shipped to different casting manufacturers for further conversion. Pigs are cast in a pig-casting machine as shown in Fig. 2.3 . The machine consists of many...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050175
EISBN: 978-1-62708-311-9
..., cold-drawn stock, and hot-rolled products may all have decarburization unless the decarburization is removed, or unless there is a carbon restoration heat-treating process. Another source of decarburization occurs when parts are heat treated in nonprotective atmospheres or in atmospheres in which...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2024
DOI: 10.31399/asm.tb.phtpp.t59380235
EISBN: 978-1-62708-456-7
..., usually after rapid cooling or cold working. See aging. age softening Spontaneous decrease of strength and hardness that takes place at room temperature in certain strain hardened alloys, especially those of aluminum. aging A change in the properties of certain metals and alloys that occurs at ambient...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2024
DOI: 10.31399/asm.tb.phtpp.9781627084567
EISBN: 978-1-62708-456-7
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290085
EISBN: 978-1-62708-319-5
... and binder to separate. Mixing is in high-shear mixers operating at relatively low rotation speeds to minimize damage to the ingredients. Many devices achieve this goal, ranging from small-batch sigma blade mixers (1 kg, or 2 lb, per day) to double-planetary mixers (10 to 100 kg, or 22 to 220 lb, per day...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260119
EISBN: 978-1-62708-336-2
... shuts result from casting at relatively slow speeds followed by rapid cooling. In DC casting, the billet must be cast at a fast speed to avoid cold shutting but cast slowly enough to avoid splitting, bleeding, and liquation. Liquation is applied to the process where the elements with low melting point...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060197
EISBN: 978-1-62708-261-7
..., and the use of cold treating. annealing case hardening cold treating hardening heat treating furnaces normalizing tempering transformation diagrams HEAT TREATMENT is defined as controlled heating and cooling of a solid metal or alloy by methods designed to change the microstructure to obtain...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290139
EISBN: 978-1-62708-319-5
... to 600 °C (1110 °F), continue to sintering temperature Melt and evaporate binder in low-pressure vacuum furnace Sublimation Cold, for water <0 °C (30 °F) to avoid melting Temperature and pressure below triple point to promote freeze-drying Wicking Progressive heat to sintering temperature...
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
... a total of 8 h exposure in a 1750 °F furnace). The result was that massive acicular delta formed in the high Nb rings typical of IN-718 ( Fig. 4.19 and 4.26 ) and the batch of parts was rejected for excessive delta. Although the heat treatment “conformed,” the total cycle was unsuitable for the material...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ceeg.t59370145
EISBN: 978-1-62708-447-5
..., and dozing equipment are presented. Equipment for recycling machined chips is also addressed. 7.1 Melting Furnace Overview Aluminum melting furnaces are currently either gas-fired or electric. Both kinds are suitable for batch or continuous operations. Crucible furnaces are suitable for smaller batch...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250163
EISBN: 978-1-62708-345-4
... involved in quenching, hardening, tempering, recarburizing, and cold treatment of carburized and quenched gears. Next, the chapter reviews the selection process of materials for carburized gears and provides information on carbon content, properties, and core hardness of gear teeth. The problems associated...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440055
EISBN: 978-1-62708-262-4
..., and disadvantages of furnaces classified based on the heat transfer medium employed. The types of furnaces covered are batch-type, continuous-type, liquid bath, fluidized bed, and vacuum. The subsequent sections provide information on furnace parts, fixtures, quenching mediums, and quenching systems. The final...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060085
EISBN: 978-1-62708-261-7
... a threaded coupling on one end. These electrodes establish the electric arc that is used to melt the scrap materials charged into the vessel. The electrodes float just above the surface of the cold ferrous scrap or molten bath and automatically move up or down to properly regulate the arc that is established...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2007
DOI: 10.31399/asm.tb.pmsspmp.t52000223
EISBN: 978-1-62708-312-6
... of powder receptacle of rotational symmetry that con- of defined shape. See preferred term compact tains balls of a metal or nonmetal harder than (noun). the material being milled. buffer gas. A protective gas curtain at the batch. (1) The total output of one mixing, some charge or discharge end...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280041
EISBN: 978-1-62708-267-9
... is traditionally certified by the melting and analysis of a small sample from each processed (sorted, crushed, and degreased) batch of chips. Because contamination of chips is in the form of particulate, which may be segregated within the batch, such samples are highly inaccurate with regard to predicting absolute...