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liquid carburizing

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Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005778
EISBN: 978-1-62708-165-8
... Abstract This article describes the uses of the liquid carburizing process carried out in low and high temperature cyanide-containing baths, and details the noncyanide liquid carburizing process which can be accomplished in a bath containing a special grade of carbon. It presents a simple...
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Published: 01 August 2013
Fig. 1 Carbon gradients produced by liquid carburizing of carbon and alloy steels in low-temperature and high-temperature baths. The 1020 carbon steel bars were carburized at 845, 870, and 955 °C (1550, 1600, and 1750 °F) for the periods shown. The data on 3312 alloy steel show the effect More
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Published: 30 September 2014
Fig. 4 Externally heated salt bath furnaces for liquid carburizing More
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Published: 30 September 2014
Fig. 8 Metal pot, immersed-electrode salt bath furnace for liquid carburizing, cyaniding, and carbonate baths—see table for standard sizes Typical standard sizes Temperature range Working dimensions Input, kW Heating capacity (A) Length (B) Width (C) Depth °C °F mm More
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Published: 01 December 1998
Fig. 5 Carbon gradients produced by liquid carburizing of carbon and alloy steels. Carbon gradients produced by liquid carburizing carbon and alloy steels in low-temperature and high-temperature baths. The 1020 carbon steel bars were carburized at 845, 870, and 955 °C (1550, 1600, and 1750 °F More
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Published: 01 December 1998
Fig. 3 Externally heated salt bath furnaces for liquid carburizing More
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Published: 01 August 2013
Fig. 9 Effect of time and temperature on case depth of liquid-carburized steels More
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005811
EISBN: 978-1-62708-165-8
... the steel. This article introduces the fundamentals, types, advantages and limitations, and the complications of various forms of carburizing, namely, pack carburizing, liquid carburizing or salt bath carburizing, gas carburizing, and low-pressure (vacuum) carburizing. The related process of carbonitriding...
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Published: 01 August 2013
Fig. 8 Comparative case-depth and case-hardness data obtained for liquid carburizing process-control specimens made of three steels. (a) Data are for 11 mm diam by 6.4 mm (0.4375 in. diam by 0.25 in.) specimens carburized 2 h at 855 °C (1575 °F), brine quenched and tempered at 150 °C (300 °F More
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Published: 01 August 2013
Fig. 10 Dimensional data relating selected low-alloy steel production parts before and after liquid carburizing and hardening. AC, air cooled; OQ, oil quenched More
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003197
EISBN: 978-1-62708-199-3
..., carbon and hardness gradients, and process procedures of different types of case hardening methods: carburizing (gas, pack, liquid, vacuum, and plasma), nitriding (gas, liquid, plasma), carbonitriding, cyaniding and ferritic nitrocarburizing. An accurate and repeatable method of measuring case depth...
Book Chapter

Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005765
EISBN: 978-1-62708-165-8
... around those areas of a part that are not to be carburized. Advantages and Disadvantages Pack carburizing is no longer a major commercial process. This has been mainly due to replacement by more controllable and less labor-intensive gas and liquid carburizing processes. However, any labor cost...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003198
EISBN: 978-1-62708-199-3
... directly on the hearth but sometimes may be placed on a tray. Salt Bath Equipment SALT BATHS are used in a wide variety of commercial heat treating operations, including cyaniding, liquid carburizing, liquid nitriding, austempering, martempering, and tempering applications. Salt bath equipment...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005929
EISBN: 978-1-62708-166-5
... carburizing, liquid nitriding, austempering, martempering (marquench and tempering), reheating, and other operations. Molten salt baths have a number of unique process advantages including efficient furnaces for heating and more rapid heating rates and more uniform temperature control. Molten salts also...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003611
EISBN: 978-1-62708-182-5
... the various forms of high-temperature gaseous corrosion, namely, high-temperature oxidation, sulfidation, carburization, corrosion by hydrogen, and hot corrosion. oxidizing gas corrosion liquid electrolyte high-temperature gaseous corrosion high-temperature oxidation sulfidation carburization...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005926
EISBN: 978-1-62708-166-5
...) Fundamentals of Gases Gas molecules are somewhat widely separated, and they move about unceasingly in the space in which they are contained. Gases differ from liquids in two respects; gases are highly compressible, and they fill any closed vessel in which they are placed. Gases resemble liquids...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005939
EISBN: 978-1-62708-168-9
... Abstract Low-temperature carburization hardens the surface of austenitic stainless steels through the diffusion of interstitial carbon without the formation of carbides. This article provides an overview on austenitic stainless steels and low-temperature carburization. It reviews the competing...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005771
EISBN: 978-1-62708-165-8
... case than carburizing; gas control critical Liquid (cyaniding) Diffused carbon and nitrogen 760–870 1400–1600 2.5–125 μm (0.1–5 mils) 50–65 (a) Low-carbon steels Good for thin cases on noncritical parts; batch process; salt disposal problems Ferritic nitrocarburizing Diffused carbon...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005955
EISBN: 978-1-62708-166-5
... and devices for measuring thermal and electrical conductivity. The article also describes the applications of the vacuum heat treating process, namely, vacuum nitriding and vacuum carburizing. Finally, it reviews the heat treating process of tool steels, stainless steels, Inconel 718, and titanium and its...
Book Chapter

By Daryl D. Peter
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001388
EISBN: 978-1-62708-173-3
... Abstract This article describes the dip brazing process and the principal types of furnaces used for molten-salt-bath dip-brazing applications. It provides information on equipment maintenance, which is divided into temperature control, control of the liquid, and maintenance of the vessel...