1-20 of 37 Search Results for

chromizing

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.a0005775
EISBN: 978-1-62708-165-8
...–50 Low-carbon steels For corrosion and wear resistance, atmosphere control is critical. Chromizing by chemical vapor deposition Diffused chromium 980–1090 1800–2000 25–50 μm (1–2 mils) Low-carbon steel, <30; high-carbon steel, 50–60 High- and low-carbon steels, nickel- and cobalt-base...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003218
EISBN: 978-1-62708-199-3
... discusses the characteristics of different pack cementation processes, including aluminizing, siliconizing, chromizing, boronizing, and multicomponent coating. aluminizing boronizing chemical vapor deposition chemical vapor deposition materials chromizing multicomponent coating siliconizing...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003686
EISBN: 978-1-62708-182-5
.... Source: Ref 21 Fig. 13 The activity of chromium in solid nickel-chromium alloys (referred to as solid pure Cr) for various temperatures. Source: Ref 31 Fig. 14 Kinetic data for the chromizing of pure Ni. (a) The specific weight gain as a function of time at different temperatures...
Book Chapter

Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001293
EISBN: 978-1-62708-170-2
... , balance Al 2 O 3 powder 3 h at 1095 °C (2000 °F) in argon Gas-phase aluminizing, outward diffusion in NiAl in nickel alloys (f) 30% Al-70% Cr alloy granules, NH 4 F 4 h at 1150 °C (2100 °F) in argon Pack or gas-phase chromizing of nickel alloys (g) 15% Cr, 4% Ni, 1% Al, 10.25% NH 4 Br or NH 4...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003218
EISBN: 978-1-62708-199-3
... the characteristics of different pack cementation processes, including aluminizing, siliconizing, chromizing, boronizing, and multicomponent coating. aluminizing boronizing chemical vapor deposition chemical vapor deposition materials chromizing multicomponent coating siliconizing CHEMICAL VAPOR...
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
... (Chromize) Coatings in a High Temperature Coal Combustion Atmosphere , Surface Modification Technologies IV , Sudarshan T.S. , Bhat D.G. and Jeandin M. , TMS , 1991 , p 471 62. Wagner C. , Corros. Sci. , Vol 5 , 1965 , p 751 63. Bianco R. and Rapp R.A...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004156
EISBN: 978-1-62708-184-9
... of the substrate to a pack mix heated to high temperatures under an inert or reducing environment. The pack mix consists of powders of active metal(s), a halide salt activator, and an inert oxide powder as the matrix. For boiler applications, chromizing, which produces a higher chromium concentration at the tube...
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
... Layers on Steels Immersed in Fused Borax Bath , J. Jpn. Inst. Met. , Vol 40 ( No. 9 ), 1976 , p 925 – 932 3. Arai T. , Endo J. , and Takeda H. , Chromizing and Boriding by Use of a Fluidized Bed , Proc. Fifth International Congress on Heat Treatment of Materials Conference...
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
... resistance at elevated temperatures Siliconizing by chemical vapor deposition Diffused silicon 925–1040 1700–1900 25 μm–1 mm (1–40 mils) 30–50 Low-carbon steels For corrosion and wear resistance, atmosphere control is critical Chromizing by chemical vapor deposition Diffused chromium 980–1090...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005932
EISBN: 978-1-62708-166-5
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001283
EISBN: 978-1-62708-170-2
... graphite is the higher-temperature product (1900 to 2300 °C, or 3450 to 4170 °F) with a high degree of preferred orientation in the “C” direction. Fig. 6 Pack-cementation chromizing/siliconizing apparatus. Pack material composed of 3 wt% Cr, 11 wt% Si, 0.25 wt% NH 4 I, and balance, Al 2 O 3...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004190
EISBN: 978-1-62708-184-9
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0004050
EISBN: 978-1-62708-183-2
..., and sodium. Corrosion resistance of this layer increased with increasing chromium content. The HVOF Ni-57Cr coating and laser-clad Ni-53Cr coating as well as austenitic steel (Fe27Cr31Ni3.5Mo) and diffusion-chromized coating showed low material loss ( Ref 23 ). Type I high-temperature hot corrosion...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003762
EISBN: 978-1-62708-177-1
... Chromizing by chemical vapor deposition 980–1090 (1800–2000) 25–50 μm (1–2 mils) Low-carbon steel, <30; high-carbon steel, 50–60 High- and low-carbon steels Chromized low-carbon steels yield a low-cost stainless steel, high-carbon steels develop a hard corrosion-resistant case Titanium carbide...
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
... are to cause repeated loss of the protective oxide scale through spalling, erosion, wear, or mechanical stresses, the greater the reservoir of scale-forming element required in the alloy for continued protection. Extreme cases of this concept result in chromizing or aluminizing to enrich the surface regions...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005737
EISBN: 978-1-62708-171-9
... components. Platinum aluminizing and chromizing are two diffusion-coating processes that provide surface protection and are commonly applied to turbine blade shanks to enhance sulfidation resistance. Typical lifetime improvement can be an order of magnitude compared to uncoated components. Compressor...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006420
EISBN: 978-1-62708-192-4
..., and the 1060 steel received a chromizing surface treatment ( Ref 9 ). Micrographs of TD treated samples and conditions for the salt-bath immersion are shown in Fig. 8 . Micrographs of pack diffusion treated samples and conditions for pack diffusion treatments are shown in Fig. 9 . Microindentation hardness...
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
... steels 1050 (1920) 68 B-Al 5% B 4 C + 5% KBF 4 + 90% SiC (Ekabor II) Al-B Borochromizing Pack 78% ferrochrome + 20% Al 2 O 3 + 2% NH 4 Cl S Plain carbon steels Borided at 900 (1650) 2 B-Cr 5% B 4 C + 5% KBF 4 + 90% SiC (Ekabor II) Chromized at 1000 (1830) Cr-B...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005862
EISBN: 978-1-62708-167-2
...), SUS (a) Flash point Quench time from 885 to 355 °C (1625 to 670 °F), s Bath temp.: 27 °C (80 °F) Bath temp.: 120 °C (250 °F) °C °F Ni ball Chromized Ni ball Ni ball Chromized Ni ball Conventional 1 102 190 375 22.5 27.2 … … 2 105 195 380 17.8 27.9 … … 3 107...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002473
EISBN: 978-1-62708-194-8
...(Co)CrAlY Thermal Barrier Coatings Chromizing Nickel and Titanium Aluminides. The oxidation resistance of NiAl has been actively studied since 1970. The fundamental mechanisms were described by Pettit, and regimes of protective behavior were mapped over the equilibrium diagram ( Ref 37...