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aluminide coatings

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Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003555
EISBN: 978-1-62708-180-1
... and metal dusting, sulfidation, hot corrosion, chloridation, hydrogen interactions, molten metals, molten salts, and aging reactions including sensitization, stress-corrosion cracking, and corrosion fatigue. It concludes with a discussion on various protective coatings, such as aluminide coatings, overlay...
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
... published in 1951 and 52 ( Ref 7 , 8 ). Aluminide coating of chromized steels to further improve high-temperature oxidation resistance was patented in 1953 ( Ref 9 ). The time of first widespread use of chromide coatings on gas turbine parts is obscure but probably occurred in Europe in the early 1960s...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004158
EISBN: 978-1-62708-184-9
... Type I high-temperature hot corrosion. D is the external deposit, which also contains oxidation products. O is the internally oxidized metal. S is the layer of sulfides. B is the base metal. As-polished Fig. 11 Duplex coating consisting of an overlay coating (O) with an aluminide layer...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001313
EISBN: 978-1-62708-170-2
... turbines. Coatings of aluminum-chromium-silicon, aluminum-silicon, and aluminum-tin systems are indicated in Table 5 . The aluminide coatings are applied as thick overlays, using a variety of spray or dip processes. The aluminide coatings provide good oxidation protection to molybdenum at temperatures up...
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
... base alloy Fig. 11 Microstructure of a platinum-modified pack aluminide coating on a single-crystal superalloy after engine exposure. 600× Fig. 12 Columnar structure of an EB-PVD 7% yttria-zirconia thermal barrier coating on a platinum-aluminide-coated single-crystal superalloy. 250...
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
... An aluminizing pack cementation process is commercially racticed for a range of alloys, including nickel- and cobalt-base superalloys, steels, and stainless steels. Simple aluminide coatings resist high-temperature oxidation by the formation of an alumina protective layer and can be used up to approximately 1150...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003837
EISBN: 978-1-62708-183-2
.... , and Fisher G. , Computer Simulations of Heterogeneous Reactions Controlled by Diffusion in Modified Aluminide Coatings on a Nickel-Based Superalloy , Solid State Phenom. , Vol 72 , 2000 , p 53 – 58 • Berlanga M. , González-Carrasco J.L. , Montealegre M.A. , and Muñoz-Morris...
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
... process. Based on these findings, the authors have proposed a time-dependent mechanism for chromium-aluminum codeposition. Other authors ( Ref 46 ) have developed a single-step process for chromium/rare-earth (RE) modified and RE-doped aluminide coatings by using appropriate chloride activators...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003151
EISBN: 978-1-62708-199-3
... cementation, single cycle Si + additives Pack cementation, fluidized bed, fused salt, slurry dip Si + additives Pack cementation, single cycle Si + additives Pack cementation Aluminide coatings Aluminide Al + additives Fused slurry Simple aluminide Al Pack cementation...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003218
EISBN: 978-1-62708-199-3
... cementation process is commercially practiced for a range of alloys, including nickel- and cobalt-base superalloys, steels, and stainless steels. Simple aluminide coatings resist high-temperature oxidation by the formation of an alumina protective layer and can be used up to about 1150 °C (2100 °F...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003218
EISBN: 978-1-62708-199-3
... temperature. Aluminizing An aluminizing pack cementation process is commercially practiced for a range of alloys, including nickel- and cobalt-base superalloys, steels, and stainless steels. Simple aluminide coatings resist high-temperature oxidation by the formation of an alumina protective layer...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001311
EISBN: 978-1-62708-170-2
... on Titanium , Lutjering G. , Zwicker U. , and Bunk W. , Ed., Deutsche Gesellschaft für Metallkunde , 1985 , p 973 – 977 38. Strieff R. and Poize S. , Oxidation of Aluminide Coatings on Unalloyed Titanium , International Conference on High Temperature Corrosion ( San...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006283
EISBN: 978-1-62708-169-6
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003671
EISBN: 978-1-62708-182-5
... of high-temperature degradation. It reviews a number of potential processes, which are responsible for high-temperature corrosion. The article details a wide range of coatings and coating processes for protecting components in a variety of operating conditions. It also discusses the testing methods used...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005716
EISBN: 978-1-62708-171-9
... with energy-dispersive x-ray spectroscopy tools to provide compositional information. Energy-dispersive x-ray spectroscopy is commonly used to qualitatively or semi-quantitatively evaluate the diffusion of elements that has taken place following heat treatment of MCrAlYs or aluminide coatings. ...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003164
EISBN: 978-1-62708-199-3
...) prior to testing. See Table 5 for alloy compositions. Fig. 16 Comparison of the corrosion behavior of iron aluminides with that of conventional iron-base alloys Fe-18Cr-6Al (the coating material) and Fe-25Cr-20Ni. All materials were exposed to a severe sulfidizing environment at 800 °C (1470...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006787
EISBN: 978-1-62708-295-2
... Abstract High-temperature corrosion can occur in numerous environments and is affected by various parameters such as temperature, alloy and protective coating compositions, stress, time, and gas composition. This article discusses the primary mechanisms of high-temperature corrosion, namely...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003120
EISBN: 978-1-62708-199-3
... on superalloys, including oxidation and hot corrosion. Protective coatings are also discussed. The article provides information on the mechanical properties and chemical composition of nickel, iron, and cobalt-base superalloys in both the cast and wrought forms. References References 1. Maurer G.E...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002391
EISBN: 978-1-62708-193-1
... breadth of x-ray diffraction profiles as a measure of subgrain evolution during TMF … 88 Table 3 Reported damage mechanisms for TMF in-phase and TMF out-phase loadings Material TMF in-phase TMF out-phase Reference Coating Ni-base superalloys Fracture of coating upon cooling...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001102
EISBN: 978-1-62708-162-7
... Abstract Ordered intermetallic compounds based on aluminides and silicides constitute a unique class of metallic materials that have promising physical and mechanical properties for structural applications at elevated temperatures. This article provides useful information on mechanical...