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salt baths

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Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001225
EISBN: 978-1-62708-170-2
... Fig. 3 Schematic of an enclosed molten salt bath cleaning line Fig. 4 Fused salt cleaning system that is completely enclosed by a hood to comply with Occupational Safety and Health Administration guidelines Fig. 2 Cutaway view of a salt bath furnace incorporating...
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
...Abstract Abstract This article provides information on the salt baths used for a variety of heat treatments, including heating, quenching, interrupted quenching (austempering and martempering), case hardening, and tempering. It describes two general types of salt bath systems for steel...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005776
EISBN: 978-1-62708-165-8
... (a) Shaft Resist wear on splines and bearing area Induction harden through areas Required costly inspection Nitride for 90 min in cyanide-cyanate salt bath at 570 °C (1060 °F) Seat bracket Resist wear on surface 1020 steel, cyanide treated Distortion; high loss in straightening (b) 1020 nitrided...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005773
EISBN: 978-1-62708-165-8
...Advantages and disadvantages of various coating processes Table 1 Advantages and disadvantages of various coating processes Coating process Advantage Disadvantage High-temperature salt bath process Less expensive equipment Stable quality of coating Quench hardening...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005958
EISBN: 978-1-62708-168-9
...Abstract Abstract This article provides a detailed discussion on the heating equipment used for austenitizing, quenching, and tempering tool steels. These include salt bath furnaces, controlled atmosphere furnaces, fluidized-bed furnaces, and vacuum furnaces. The article discusses the types...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005772
EISBN: 978-1-62708-165-8
... (a) , wt% Process steps investigated (a) Substrate(s) treated Temperature, °C (°F) Reference Boroaluminizing Electrolytic salt bath 3–20% Al 2 O 3 in borax S Plain carbon steels 900 (1650) 67 Boroaluminizing Pack 84% B 4 C + 16% borax97% ferroaluminum + 3% NH 4 Cl S Plain carbon...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005815
EISBN: 978-1-62708-165-8
... of temperature more difficult Salt bath 160–750 320–1380 Rapid, uniform heating; low to medium volume; should not be used for parts whose configurations make them hard to clean Oil bath ≤250 ≤480 Good if long exposure is desired; special ventilation and fire control are required Molten metal bath...
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 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...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003198
EISBN: 978-1-62708-199-3
... materials for parts and fixtures for salt baths Table 3 Recommended materials for parts and fixtures for salt baths Process and temperature range Electrodes Pots Thermocouple protection tubes Salt quenching at 205–400 °C (400–750 °F) Low-carbon steel Low-carbon steel Low-carbon steel...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003220
EISBN: 978-1-62708-199-3
... of stainless steel. This article describes the surface treatment of stainless steels including abrasive blast cleaning, acid pickling, salt bath descaling, passivation treatments, electropolishing, and the necessary coating processes involved. It also describes the surface treatment of heat-resistant alloys...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003213
EISBN: 978-1-62708-199-3
... describes common cleaning processes, including alkaline, electrolytic, solvent, emulsion, molten salt bath, ultrasonic and acid cleaning as well as pickling and abrasive blasting. It also explains how to select the appropriate process for a given soil type and surface composition. abrasive blast...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005986
EISBN: 978-1-62708-168-9
.... The article explains the effects of the various nitriding processes, namely, gaseous nitriding, plasma nitriding, gaseous nitrocarburizing, and salt bath nitrocarburizing, on the structure and properties of nitrided layers. References References 1. Lehrer E. , Uber das Eisen-Wasserstoff...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006256
EISBN: 978-1-62708-169-6
..., focusing on the three basic furnace designs used for heating or heat treating of unalloyed uranium: molten salt baths, inert-atmosphere furnaces, and vacuum furnaces. Finally, it presents procedures that are examples of heat treatment used to meet certain specifications of ultimate tensile strength, yield...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006276
EISBN: 978-1-62708-169-6
..., and salt baths. Heating above 705 °C (1300 °F) Heating below 705 °C (1300 °F) Copper Alloys Strengthening Mechanisms Precipitation Hardening Homogenizing Annealing Stress Relieving Heat Treating Equipment Work Hardening of Copper Work Hardening of Copper Alloys...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006128
EISBN: 978-1-62708-175-7
... Fig. 1 Typical salt bath heat treating cycle for a high-alloy tool steel with three soaks, salt bath quenching, and triple tempering Fig. 2 Continuous cooling transformation diagram of a powder metallurgy high-speed steel containing 1.28% C, 4.1% Cr, 6.4% W, 5.0% Mo, and 3.1% V...
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 upper critical temperature to austenitize 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...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006302
EISBN: 978-1-62708-179-5
... Schematic of a cross section of a part with a buried ring of brazing filler metal prior to brazing. Source: Ref 8 Fig. 3 Gray iron cylinder liners furnace brazed to a steel deck plate for a gasoline engine, after being cleaned in an electrolytic salt bath ( Example 1 ). Source: Ref 10...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006296
EISBN: 978-1-62708-179-5
... resistance of the products. The article describes molten salt bath cyaniding and ion nitriding of cast iron. References References 1. Coyle F.B. , Heat Treatment Fundamentals of Plain and Alloy Cast Irons , Metals & Alloys , Vol 2 , 1931 , pp 120 – 131 2. Hughs I.C.H...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003213
EISBN: 978-1-62708-199-3
.... The article describes common cleaning processes, including alkaline, electrolytic, solvent, emulsion, molten salt bath, ultrasonic and acid cleaning as well as pickling and abrasive blasting. It also explains how to select the appropriate process for a given soil type and surface composition. abrasive...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003220
EISBN: 978-1-62708-199-3
... performance of stainless steel. This article describes the surface treatment of stainless steels including abrasive blast cleaning, acid pickling, salt bath descaling, passivation treatments, electropolishing, and the necessary coating processes involved. It also describes the surface treatment of heat...