1-20 of 731

Search Results for gas 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
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005806
EISBN: 978-1-62708-165-8
... Abstract This article summarizes the terminology for gas reactions, and discusses low-temperature nitriding and nitrocarburizing of stainless steels. It describes the various nitriding processes, namely, high- and low-pressure nitriding, oxynitriding, sulfonitriding, oxysulfonitriding, ferritic...
Image
Published: 01 August 2013
Fig. 13 Comparison of case depth vs. process time for ion and gas nitriding of 4140 steel. Source: Ref 18 More
Image
Published: 01 December 2004
Fig. 37 Effect of single-stage and double-stage gas nitriding on formation of a compound layer in AMS 6470 steel (with 0.15 to 0.35% Pb added). Oil quenched from 900 °C (1650 °F), tempered 2 h at 605 °C (1125 °F), surface activated in manganese phosphate. (a) Gas nitrided 30 h at 525 °C (975 More
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
Image
Published: 30 September 2014
Fig. 18 Schematic of a vacuum gas nitriding furnace More
Image
Published: 31 December 2017
Fig. 10 Surface roughness of M-50 steel sample before and after gas nitriding at 500 °C (930 °F). Adapted from Ref 9 More
Image
Published: 31 December 2017
Fig. 11 Effect of gas nitriding on roughness of 4140 steel, depending on the initial roughness. The average compound layer thickness was 15 μm. Adapted from Ref 9 More
Image
Published: 01 December 1998
Fig. 14 Microstructure of quenched and tempered 4140 steel after (a) gas nitriding for 24 h at 525 °C (975 °F) with 20 to 30% dissociation and (b) gas nitriding for 5 h at 525 °C (975 °F) with 20 to 30% dissociation followed by a second stage of 20 h at 565 °C (1050 °F) with 75 to 80 More
Image
Published: 01 June 2016
Fig. 7 Hardness profiles of gas-nitrided (GN) and plasma-nitrided (PN) specimens of Ti-6Al-4V alloy. T N = 800 °C (1470 °F); t N = 24 h. Source: Ref 20 (translated into English). Used with permission from © Carl Hanser Verlag, München More
Image
Published: 01 October 2014
Fig. 3 (a) Coarse nitride needles in gas-nitrided plain carbon steel. (b) Coarse nitride needles at high magnification. Transmission electron micrograph More
Image
Published: 01 January 1994
Fig. 7 Influence of gas mixture on hardness profile for laser gas nitrided Ti-6Al-4V, 6.6 × 10 4 W/cm −2 , 1 m/min −1 , 75% track overlap. Source: Ref 15 More
Image
Published: 01 January 1994
Fig. 6 Influence of feed rate on hardness profile for laser gas nitrided Ti-6Al-4V, 6.6 × 10 4 W/cm −2 , 40:60 N2:Ar, 75% track overlap. Source: Ref 15 More
Image
Published: 01 December 2004
Fig. 43 Gas nitrided AISI H13 tool steel. Four steps with a rigid grinding disk. Nital. (a) 200×. (b) 1000× More
Image
Published: 01 June 2016
Fig. 13 Hardness profiles of gas-nitrided (GN) and variously cooled specimens of Ti-6Al-4V. Thickness, 5 mm (0.2 in.); T N = 900 °C (1650 °F); 100% NH 3 . Source: Ref 20 (translated into English). Used with permission from © Carl Hanser Verlag, München More
Image
Published: 01 October 2014
Fig. 8 Gas-nitrided needle beds in large-diameter, fine-gage circular knitting machines More
Image
Published: 30 September 2014
Fig. 35 Change of diameter of gas-nitrided hollow cylinders as a function of wall thickness. OD, outside diameter; ID, inside diameter. Source: Ref 47 , 49 , 50 More
Image
Published: 01 January 2002
Fig. 13 Gas-nitrided 4140 steel (27–31 HRC) drive-gear assembly in which gear teeth deformed because of faulty design and low core hardness. Details A and B show deformed areas on drive-gear teeth and mating internal splines. Dimensions given in inches More
Image
Published: 31 December 2017
Fig. 5 Micrograph and hardness profile in M-50 bearing steel gas nitrided at 500 °C (930 °F) for 60 h with K N = 0.1 atm (−0.5) More
Image
Published: 15 January 2021
Fig. 13 Gas-nitrided 4140 steel (27–31 HRC) drive-gear assembly in which gear teeth deformed because of faulty design and low core hardness. Details A and B show deformed areas on drive-gear teeth and mating internal splines. Dimensions given in inches More
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006355
EISBN: 978-1-62708-192-4
... characteristics of nitriding processes along with a general comparison of carburizing processes in a table. It describes the two most common nitriding methods: gas nitriding and ion (plasma) nitriding. The article discusses the wear behavior of nitrided layers and the wear resistance of selected steels. Rolling...