Zobrazeno 1 - 10
of 65
pro vyhledávání: '"550"'
Publikováno v:
Applied Surface Science. 389:930-941
The oxidation resistance for the heat affected zone (HAZ) and base metal of 9 wt.% Cr heat resistant steel in 550 °C lead-bismuth eutectic has been investigated. The oxide film presents a three-layer structure. The outer layer is Fe3O4 while the inn
Publikováno v:
Soviet Powder Metallurgy and Metal Ceramics. 14:367-369
1. A study was made of the ductility of semifinished products in 6–15% alumina SAP materials at temperatures of 20–550°C. The elongation of SAP was found to vary anomalously as a function of temperature. It was established that the elongation an
Publikováno v:
Scopus-Elsevier
28 th International Cocoa Beach Conference and Exposition on Advanced Ceramics & Composites (Cocoa Beach Florida 2004)
28 th International Cocoa Beach Conference and Exposition on Advanced Ceramics & Composites (Cocoa Beach Florida 2004)
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ea5acb029e225f675950defe33ecac41
https://elib.dlr.de/17642/
https://elib.dlr.de/17642/
Publikováno v:
Metallurgical and Materials Transactions A. 51:2564-2572
Grade 92 ferritic-martensitic steel is a candidate alloy for medium temperature (< 550 °C) components for the supercritical carbon dioxide (s-CO2) Brayton cycle. 1000 hours exposures were performed on base and welded material in s-CO2 at temperature
Publikováno v:
Solid State Ionics. :87-90
In this study, we report the micro-structural and chemical evolution of anode grain boundaries and triple phase boundary (TPB) junctions of Ni/YSZ anode supported solid oxide fuel cells. A NiO phase was found to develop along the Ni/YSZ interfaces ex
Publikováno v:
Surface and Coatings Technology. 202:4922-4929
In this study, the tribology and cyclic oxidation behavior of plasma nitrided DIN 1.4871 austenitic valve steel were investigated. For this purpose plasma nitriding treatments were carried out in nitrogen and hydrogen with ratio N 2 /H 2 : 1/3 at 10
Publikováno v:
Materials at High Temperatures. 25:1-16
In this study, high temperature erosion-corrosion with trace amounts of added SO(2) and the role of isothermal or thermal gradient conditions are studied. The studies are focused on 304L as the model material, but results for other alloys (Alloy 625
Autor:
Neil C. Hyatt, Zhaoxia Zhou, Papken Eh. Hovsepian, D.B. Lewis, Cornelia Rodenburg, W.M. Rainforth
Publikováno v:
Metallurgical and Materials Transactions A. 38:2464-2478
Hard wear-resistant coatings require excellent oxidation resistance for high-speed machining operations. Moreover, the oxide formed is integral to the frictional behavior and therefore the success of the coating. The oxidation behavior of TiAlN/VN na
Publikováno v:
Materials Chemistry and Physics. 90:275-281
The corrosion of a new nickel base superalloy, INCONEL alloy 740, has been studied at 550 and 700 °C on exposure to the synthetic coal ash/flue gas environments by means of XRD, SEM, and EDX. Low temperature hot corrosion of the new alloy occurred a
Autor:
A. R. Kiani Rashid, David V. Edmonds
Publikováno v:
Surface and Interface Analysis. 36:1011-1013
The oxidation resistance of ductile irons alloyed with aluminium in the range from 0.08 to 6.16 wt.% has been investigated by heating at 550 °C for periods up to 1270 h. Examination by light and SEM microscopy and EPMA indicated that two quite disti