The Use of APS Thermal Barrier Coatings in Corrosive Environments
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DOI: 10.1007/s11085-017-9728-2
Abstract: Thermal barrier coatings (TBC) can be used to reduce the metal temperature of gas turbine blades enabling higher Cr alloys (lower strength) to be used when gas turbines are to be used in corrosive environments… read more here.
Keywords: hot corrosion; corrosive environments; use aps; thermal barrier ... See more keywords
Impact of Deposit Recoat Cycle Length on Hot Corrosion of CMSX-4
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DOI: 10.1007/s11085-017-9768-7
Abstract: Hot corrosion causes significant problems for both aerospace and power generation industries, where the combination of high temperature, corrosive gases, and contaminants severely limits component operating lifetimes in gas turbine hot gas streams. Multiple laboratory… read more here.
Keywords: recoat cycle; deposit recoat; hot corrosion; deposit ... See more keywords
Hot Corrosion Behavior of Ce-Modified NiAl Coating by Cl-Containing Na2SO4 at 1050 °C
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DOI: 10.1007/s11085-018-9856-3
Abstract: The hot corrosion behavior of a Ce-modified NiAl coating by a 75 wt% Na2SO4 + 25 wt% NaCl deposit at 1050 °C was investigated. Results demonstrated that the coating tended to fail after 50 h of hot corrosion and experienced an… read more here.
Keywords: behavior modified; hot corrosion; modified nial; corrosion ... See more keywords
Effect of Iron-Aluminide Coating on the Fracture Mechanism of Ferritic–Martensitic Steel in Coal-Fired Boilers Environment
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DOI: 10.1007/s11085-019-09941-x
Abstract: Due to the coal combustion that generates halides, steel components can confront hot corrosion during applications at high temperature. The hot-dipping aluminum (HDA) was operated on the 9Cr–Mo steel (grade 91) to form the iron… read more here.
Keywords: hot corrosion; microscopy; iron aluminide; steel ... See more keywords
Resistance of a Mo–Si–B-Based Coating to Environmental Salt-Based Hot Corrosion
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DOI: 10.1007/s11085-020-09961-y
Abstract: During operation of gas turbine engines, different salts develop that lead to a hot-corrosion attack. While the hot corrosion associated with Na 2 SO 4 and Na 3 VO 4 has received considerable attention, MgSO… read more here.
Keywords: hot corrosion; mgso; mass change; based coating ... See more keywords
Hot Corrosion Behavior of Arc Ion Plating NiCoCrAlYSiHf Coating Via High-Current Pulsed Electron Beam
Sign Up to like & getrecommendations! Published in 2020 at "Oxidation of Metals"
DOI: 10.1007/s11085-020-10007-6
Abstract: NiCoCrAlYSiHf coating was prepared for the surface of the 3039 Ni-based superalloy. The coating was prepared via arc ion plating, and it was modified using a high-current pulsed electron beam (HCPEB) technique. The effects that… read more here.
Keywords: hot corrosion; arc ion; ion plating; high current ... See more keywords
Hot Corrosion Performance of Single-Crystal CMSX-4 and CMSX-486 Superalloys in the Mixture of Na2SO4-NaCl Melts
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Materials Engineering and Performance"
DOI: 10.1007/s11665-019-04267-w
Abstract: A modification in the chemistry of single-crystal CMSX-4 to produce CMSX-486 superalloy has been reported in the literature to be accomplished without degradation in high-temperature mechanical performance. However, adequate attention has not yet been focussed… read more here.
Keywords: hot corrosion; chemistry; corrosion; cmsx 486 ... See more keywords
Improvement in hot corrosion resistance of dissimilar alloy 825 and AISI 321 CO2-laser weldment by HVOF coating in aggressive salt environment at 900°C
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DOI: 10.1007/s12613-020-2014-3
Abstract: This study investigated the hot corrosion performance of a dissimilar weldment of Ni-based superalloy and stainless steel joined by CO2-laser welding and improved by high-velocity oxy-fuel (HVOF) coating in a Na2SO4-60wt%V2O5 environment at 900°C. A… read more here.
Keywords: hot corrosion; co2 laser; weldment; corrosion ... See more keywords
Behaviour of Alloy 617 OCC Under Hot Corrosion Conditions Encountered in Boilers in A-USC Power Plants
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DOI: 10.1007/s12666-018-1543-1
Abstract: Abstract Superheater and reheater tubing constitute very critical parts of the boilers operating in advanced ultra-supercritical (A-USC) power plants. They are subjected to severe hot corrosion conditions during operation. The operating temperature and pressure in… read more here.
Keywords: hot corrosion; power plants; power; corrosion ... See more keywords
Hot Corrosion Study of 9Cr–1Mo Boiler Steel Exposed to Different Molten Salt Mixtures
Sign Up to like & getrecommendations! Published in 2019 at "Transactions of the Indian Institute of Metals"
DOI: 10.1007/s12666-019-01685-1
Abstract: The present study is an attempt to observe the hot corrosion behavior of P91 boiler steel when exposed to different molten salt environments at higher temperature. The hot corrosion behavior was observed for temperature range… read more here.
Keywords: hot corrosion; salt; boiler steel; salt mixtures ... See more keywords
Effect of Al Y gradient coating on hot corrosion resistance of γ-TiAl alloy at different temperatures
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DOI: 10.1016/j.apsusc.2019.05.168
Abstract: Abstract It is generally accepted that the crack is appeared when the thermal stress is accumulated which caused by the mismatch of coefficient of thermal expansion, through which oxygen will severely destroy the substrate at… read more here.
Keywords: corrosion resistance; tial alloy; corrosion; hot corrosion ... See more keywords