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agitators

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Published: 30 September 2014
Fig. 24 Example of multiple agitators used in a large open quench tank for the quenching of pipe. PD, propeller diameter. Source: Ref 20 More
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Published: 30 September 2014
Fig. 31 Overall view of quench tank showing location of agitators, draft tubes, and part-support structure. Image at right shows location of parts on the support grid More
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Published: 01 August 2013
Fig. 46 Oil quenching tank with four top-entry propeller-type agitators used for quenching bar stock More
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Published: 01 February 2024
Fig. 66 Integral quench furnace with multiple draft tube agitators More
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Published: 01 February 2024
Fig. 75 Mechanically rotated quench chute (no pumps or agitators) More
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Published: 01 February 2024
Fig. 97 (a) Overall view of quench tank showing location of agitators, draft tubes, and part-support structure. (b) Location of parts on the support grid More
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005923
EISBN: 978-1-62708-166-5
... Abstract Quenchant agitation can be obtained by circulating quenchant in a quench tank through pumps and impellers. The selection of the agitation method depends on the tank design, type and volume of the quenchant, part design, and the severity of quench required. This article describes flow...
Series: ASM Handbook
Volume: 4F
Publisher: ASM International
Published: 01 February 2024
DOI: 10.31399/asm.hb.v4F.a0007007
EISBN: 978-1-62708-450-5
... Abstract The role of a mixer/agitator in quenching applications is to control the mixing environment in order to meet the process criteria. This article provides the basic fundamentals of the sizing of agitators, tank geometry importance, and other considerations for the application...
Series: ASM Handbook
Volume: 4F
Publisher: ASM International
Published: 01 February 2024
DOI: 10.31399/asm.hb.v4F.a0007006
EISBN: 978-1-62708-450-5
... Abstract Agitation is one of the most critical areas of quench system design. This article provides an overview of the impact of agitation on quench uniformity, followed by a general discussion of the selection and use of various types of agitators, including recirculation pumps, jet mixers...
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Published: 01 February 2024
Fig. 132 Commercially available quenchant agitation systems. (a) Tensi agitation system, used in ASTM D6482. (b) Drayton agitation system, used in ASTM D6549 More
Book Chapter

Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005816
EISBN: 978-1-62708-165-8
... techniques in quench tank agitation to establish uniformity of the quenched part. Common techniques include quenchant stirring, quenchant circulation, and submerged jet/spray mixing. The article also describes the effect of quenching agitation and reviews heat-transfer characteristics of immersion quenching...
Series: ASM Handbook
Volume: 4F
Publisher: ASM International
Published: 01 February 2024
DOI: 10.31399/asm.hb.v4F.a0007000
EISBN: 978-1-62708-450-5
... Abstract Flow visualization is an important characterization process to not only understand uniformity of the interfacial cooling mechanisms, but also to characterize the overall impact of agitation on the uniformity of the overall cooling process. This article focuses on thermal flow...
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Published: 01 August 2013
Fig. 19 Example of bath agitation effect on effective heights in a borax bath with additions of vanadium pentaoxide flakes and boron carbide powders More
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Published: 09 June 2014
Fig. 21 Effect of polymer additive ratio on cooling rate in a vigorously agitated bath at a temperature of 40 °C (105 °F) More
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Published: 09 June 2014
Fig. 22 Effect of agitation (m/s, or ft/min) on cooling rate for 25 mm (1 in.) diameter stainless steel probe quenched in 20% polyalkylene glycol at 45 °C (110 °F) More
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Published: 01 June 2016
Fig. 24 Influence of agitation on the cooling curves of a polyalkylene glycol quenchant. Courtesy of Houghton International More
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Published: 01 June 2016
Fig. 47 Quench tank with single draft tube agitator More
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Published: 30 September 2014
Fig. 14 Influence of agitation on the cooling curves of a polyalkylene glycol quenchant. Source: Ref 6 More
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Published: 30 September 2014
Fig. 18 Effect of agitation on the cooling curve of polyethyl oxazoline-based quenchants. Source: Ref 6 More
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Published: 30 September 2014
Fig. 22 Effect of agitation on the quenching characteristics of polyvinyl pyrrolidone-based quenchants. Source: Ref 6 More