搜索结果: 1-15 共查到“工学 Intermetallic”相关记录19条 . 查询时间(0.162 秒)
Crystallographic Characteristic of Intermetallic Compounds in Al-Si-Mg Casting Alloys by Using Electron Backscatter Diffraction
Al-Si-Mg alloys intermetallic compound electron backscatter diffraction (EBSD)
2011/8/3
The Al-Si-Mg alloy which can be strengthened by heat treatment is widely applied to the key components of aerospace and aeronautics. Iron-rich intermetallic compounds are well known to be strongly inf...
New tool materials based on Ni alloys strengthened by intermetallic compounds with a high carbon content
Tool materials Ni-based alloys Intermetallic compounds Carbides
2010/8/17
Tool steels containing from 0.30 to 0.60% C, up to 5% Cr and Mo, W and V are universally applied as tool materials for operations in high temperatures. Tools made of these steels obtain functional qua...
Intermetallic phase particles in cast AlSi5Cu1Mg and AlCu4Ni2Mg2 aluminium alloys
Metallic alloys Microstructure Electron Microscopy
2009/12/3
Purpose: In the technical Al alloys even small quantity of impurities - Fe and Mn - causes the formation of new phase components. Intermetallic particles form either on solidification or whilst the al...
Fabrication and characterization of TiAl/Ti3Al-based intermetallic composites (IMCs) reinforced with ceramic particles
Composites TiAl
2010/8/16
TiAl/Ti3Al-based alloys have several advantages over conventional titanium alloys, such as higher elastic modulus, lower density, better mechanical properties at elevated temperatures, and higher oxid...
The structure of FeAl and Fe3Al-5%Cr intermetallic phase - based alloys after hot deformation processes
Metallic alloys Flow curve Substructure Recrystallization
2009/12/2
Purpose: The major problem restricting universal employment of intermetallic phase base alloy is their low
plasticity which leads to hampering their development as construction materials. The followi...
Structures and phases transitions of the alloys on the bases of Fe-Al intermetallic phases
Metallic alloys Iron aluminides Phases transitions
2009/12/2
Purpose: The paper presents study the results of investigations the influence of the chemical composition and
thermal treatment on the microstructures and phases transitions of intermetallics from th...
Intermetallic phase particles in 6082 aluminium alloy
Metallic alloys Microstructure Electron microscopy Intermetallic phases
2009/12/1
Purpose: In the technical 6xxx Al alloys besides the intentional additions Mg i Si, transition metals and
impurities (Fe and Mn) are always present. Even not large amount of these impurities causes t...
The Intermetallic Catalysts for Oxidative Esterification of Methacrolein to Methyl Methacrylate
methyl methacrylate Pd-Pb catalyst oxidative esterification
2009/11/13
A series of supported intermetallic Pb-Pb catalysts were prepared with the impregnation method by changing the support (silica, molecular sieve or g-alumina ) and the pore size. The chemical states of...
Intermetallic Phase Formation at Fe-Al Film Interfaces
Intermetallics Fe-Al system Thin films Interfaces
2009/10/9
An Fe-Al thin film system was studied for the purpose of examining the formation and development of intermetallic phases, which were formed at the aluminum (Al) film-steel substrate interfaces. Al fil...
Intermetallic Compounds of Gold.
The general alloying behaviour of gold is summarized
on the basis of the literature data and the
experimental results obtained by the authors on
specific groups of gold alloys. Crystallochemistry,
...
Intermetallic growth in gold ball bonds aged at 175°C: comparison between two 4N wires of different chemistry
Gold ballbond intermetallics intermetallicgrowth
2009/7/28
Gold wires of different chemistry (denoted as TypesA and B) are ballbonded on identical metallizationand isothermally aged at 175°C. In both wire typesthe same intermetallic compounds Au4Al and Au8Al3...
CO2 Reforming of Methane on Ni- and Co-based Intermetallic Compound Catalysts
Reforming Methane Carbon dioxide Intermetallic compound
2009/7/27
Catalytic properties of Ni- and Co-based intermetallic compound (IMC) were assessed for the CO2 reforming of methane. Single-phase IMCs were prepared by arc-melting mixtures of stoichiometric amounts...
The influence of thermomechanical treatment on structure of FeAl intermetallic phase - based alloys
Metallic alloys Deformation Hot rolling
2010/2/4
Purpose: The major problem restricting universal employment of intermetallic phase base alloy is their low plasticity which leads to hampering their development as construction materials. The followin...
Corrosion resistance of FeAl intermetallic phase based alloy in water solution of NaCl
Metallic alloys Corrosion Microstructure
2010/2/8
Purpose: Recognizing of corrosion mechanisms in liquid mediums can lead to obtain corrosion-proof material e.g. by applying passivation phenomenon. In this paper attention was paid to determine the co...