1-20 of 500 Search Results for

vacuum nitriding

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
Image
Published: 30 September 2014
Fig. 17 Typical vacuum ion nitriding vessel More
Image
Published: 30 September 2014
Fig. 18 Schematic of a vacuum gas nitriding furnace More
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...
Image
Published: 01 January 1993
Fig. 20 Microstructure of boron nitride-Ti-6Al-4V alloy joint brazed in vacuum at 920 °C (1690 °F) using BTi-5 amorphous foil as a filler metal. Original magnification: 200× More
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005784
EISBN: 978-1-62708-165-8
... Abstract A wide variety of stop-off technologies for heat treatment are used to selectively prevent the diffusion of carbon and/or nitrogen during atmosphere carburizing, carbonitriding, vacuum carburizing, and various forms of nitriding. In addition to selective stop-off, technologies are also...
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 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 of nitriding...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005791
EISBN: 978-1-62708-165-8
..., and nonuniform temperature. These issues required well-trained and highly skilled operators. Direct-current (dc) plasma nitriding systems have a vacuum chamber, where the part to be treated is placed on a conducting metal plate (cathode) inside a metal chamber acting as the anode of the system ( Fig. 2...
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

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005202
EISBN: 978-1-62708-187-0
... Abstract The vacuum arc remelting (VAR) process is widely used to improve the cleanliness and refine the structure of standard air melted or vacuum induction melted (VIM) ingots. It is also used in the triplex production of superalloys. This article illustrates the VAR process...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006269
EISBN: 978-1-62708-169-6
... are produced at lower temperatures, in the 500 to 600 °C (930 to 1110 °F) range ( Ref 33 , 34 , 35 , 36 ). Methods commonly applied to titanium alloys are plasma and gas nitriding ( Ref 16 , 17 , 20 , 22 , 23 ). Less frequently used are vacuum, salt bath, laser, induction nitriding, intensified...
Image
Published: 31 December 2017
Fig. 6 Coefficient of friction as function of percentage of d valence bond character for transition metals in contact with ion-beam-deposited boron nitride (BN) film in ultrahigh vacuum More
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
... inclusions (higher cleanliness), even in the air-melted condition, whereas the aluminum-containing steels, such as Nitralloy 135M, require vacuum melting or degassing to achieve similar cleanliness. In general, the cleaner the material, the lower the distortion during any hardening process. Nitrided gears...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006118
EISBN: 978-1-62708-175-7
... to avoid chromium nitride precipitation during cooling. A circulating gas quench is conveniently employed to provide the desired high cooling rate. In the absence of an external reducing-gas atmosphere, vacuum-sintered stainless steel parts have relatively low carbon and oxygen contents...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001291
EISBN: 978-1-62708-170-2
... during a reactive process. Properties of Deposited Materials Vacuum arc deposited coatings tend to have compressive stress that is due to the impact energy of ions on the part being coated. Titanium nitride can be deposited on cutting tools at relatively low temperatures and still maintain...
Image
Published: 01 October 2014
Fig. 32 Schematic of plasma nitriding and nitrocarburizing equipment. 1 and 2, gas introduction; 3, thermocouple; 4, cathode; 5, pressure sensor; 6 to 8, needle valve; 9, diaphragm valve; 10, solenoid; 11, vacuum pump; 12, sample holder; 13, sample; 14, anode; 15, sealing ring; 16, stainless More
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003219
EISBN: 978-1-62708-199-3
... and special features Vacuum evaporation RT-700, usually <200 Line of sight Chiefly metal, especially Al (a few simple alloys/a few simple compounds) Electronic, optical, decorative, simple masking Ion implantation 200–400, best <250 for N Line of sight Usually N (B, C) Wear resistance...
Image
Published: 01 October 2014
Fig. 39 Reactor used to perform gas nitriding. 1, muffle furnace; 2, outer shell; 3, heater; 4, internal container (retort); 5, gas inlet pipe; 6, exhaust pipe; 7, motor; 8, fan; 9, metal-made jig; 10, gas guide cylinder; 11, inverted funnel; 12, vacuum pump; 13, effluent gas combustion More
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005200
EISBN: 978-1-62708-187-0
... of superalloys. Compared to air-melting processes such electric arc furnaces (EAF) with argon oxygen decarburization (AOD) converters, VIM of superalloys provides a considerable reduction in oxygen and nitrogen contents. Accordingly, with fewer oxides and nitrides formed, the microcleanliness of vacuum-melted...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006375
EISBN: 978-1-62708-192-4
... of friction as function of percentage of d valence bond character for transition metals in contact with ion-beam-deposited boron nitride (BN) film in ultrahigh vacuum Additionally, contaminants can diffuse from the bulk of materials to the surface upon heating in low-pressure and vacuum environments...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002466
EISBN: 978-1-62708-194-8
... surface hardening and diffusion coatings such as carburizing, nitriding, and carbonitriding. The article also tabulates typical characteristics of carburizing, nitriding, and carbonitriding diffusion treatments. carbonitriding carburizing chemical vapor deposition diffusion coatings electro...