Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Henrik Asteman"'
Publikováno v:
Oxidation of Metals. 80:3-12
The aim of the study was to investigate the impact of the Al and Cr content on the oxidation behaviour of the commercial spun cast Ni-base alloy Centralloy® 60 HT R, an Al2O3 former. State-of-the-art Ni-base alloys intended for service temperatures
Autor:
Jun Eu Tang, Jan-Erik Svensson, Mats Halvarsson, Fang Liu, Lars-Gunnar Johansson, Henrik Asteman
Publikováno v:
Oxidation of Metals. 71:77-105
Detailed microstructure investigations were performed on oxide scales formed on 310 stainless steel exposed isothermally at 600 °C to O2 with 40% water vapour for 1–336 h. FIB microscopy was used to study the evolution of the surface morphology an
Publikováno v:
Applied Surface Science. 255:1850-1859
Thin metallic Mn–Co films (0.3 μm thickness) were produced by RF-magnetron co-sputtering on SiO 2 /Si and on ZMG232L steel substrates. The deposition was followed by a heat treatment in order to convert the metallic coatings to (Mn,Co) 3 O 4 spine
Autor:
Jesper Pettersson, Lars-Gunnar Johansson, Jan-Erik Svensson, Henrik Asteman, Nicklas Folkeson, Torbjörn Jonsson, Carolina Pettersson, Erik Skog, Mats Halvarsson
Publikováno v:
Journal of Iron and Steel Research, International. 14:35-39
Autor:
Lars-Gunnar Johansson, Henrik Asteman, Jun Eu Tang, Jan-Erik Svensson, Fang Liu, Mats Halvarsson
Publikováno v:
Materials at High Temperatures. 24:27-55
The effect of water vapour on the oxidation of the type 310 (25Cr19Ni) austenitic stainless steel was studied through the detailed microstructure characterisation of the oxide scales formed at 600°C in dry O2, O2 containing 40% H2O at 0.5 cm/s, and
Autor:
Jan-Erik Svensson, Henrik Asteman, Jesper Pettersson, Magnus Hagström, Bo G Leckner, Jan B. C. Pettersson, Lars-Gunnar Johansson, Lars-Erik Åmand, Borka Kovacevik, Kent Davidsson, Maria Svane
Publikováno v:
Energy & Fuels. 21:71-81
The effect of the addition of chlorine and/or sulfur to the fuel on fly ash composition, deposit formation, and superheater corrosion has been studied during biomass combustion in a circulating fluidized-bed boiler. The chlorine (HCl (aq)) and sulfur
Publikováno v:
Corrosion Science. 48:2014-2035
This article focuses on the detailed microstructural investigation of the oxide scale formed on a 304 steel in the presence of oxygen and water vapour (40%) at 600 °C. The work has been carried out using a combination of microanalytical techniques i
Autor:
Lars-Gunnar Johansson, Fang Liu, Henrik Asteman, Torbjörn Jonsson, Sead Canovic, Jan-Erik Svensson, Mats Halvarsson
Publikováno v:
Scopus-Elsevier
The objective of this work was to study the impact of water vapour on the corrosion behaviour of the austenitic stainless steel 353MA at 700 and 900C through a detailed microstructural characterisation of the oxide scales formed, after 168 hours, in
Publikováno v:
Oxidation of Metals. 64:23-41
The influence of KCl on the oxidation of the 304-type (Fe18Cr10Ni) austenitic stainless steel at 600 degrees C in 5% O-2 and in 5% O-2 + 40%H2O is investigated in the laboratory. The samples are coated with 0.1 mg/cm(2) KCl prior to exposure. Exposur
Autor:
K. Segerdahl, Jun Eu Tang, Henrik Asteman, Lars-Gunnar Johansson, Mats Halvarsson, Jan-Erik Svensson
Publikováno v:
Materials Science Forum. :775-782
We report on the effect of water vapor on the oxidation of ferritic/martensitic and austenitic chromia-forming steels at 600°C. The samples are investigated by thermogravimetry, GIXRD, SEM/EDX, SAM, GDOES, FIB and TEM. The oxidation Fe/Cr and Fe/Cr/