-
Article
Rapidly Solidified High-Temperature Aluminum Alloys. II. Mechanical Properties
The strength and plasticity of a series of rapidly solidified high-temperature aluminum alloys determined in tensile tests are analyzed over a wide temperature range. The properties of the following systems ar...
-
Article
Rapidly solidified high-temperature aluminum alloys. I. Structure
The paper examines the phase composition of a number of high-temperature aluminum alloys formed in rapid solidification. The main strengthening phases and associated phase transitions in Al–Fe–Ce, Al–Fe–Cr–(TM...
-
Article
Effect of the structure and chemical inhomogeneity of rapidly solidified powders on the properties of aluminum alloys
The paper examines the effect of chemical and structural inhomogeneity formed in the rapid crystallization of aluminum powders on the structure and mechanical properties of alloys produced from these powders. ...
-
Article
Al-Fe-Ce alloys based on water-atomized powders for high-temperature applications
The microstructure and mechanical properties of Al-Fe-Ce alloys based on water-atomized powders between 20 and 300 °C are examined in comparison with the properties of similar alloys produced by other rapid cr...
-
Article
Structure and strength of powder metallurgy aluminum alloy AK-6
The interface chemical compositions and fine structure of sintered aluminum alloys were studied by the methods of Auger-electron spectroscopy and transmission electron microscopy. The transfer of impurity elem...
-
Article
Effect of the structural state on the cold brittleness and fracture toughness of low-alloyed molybdenum
We investigate the effects of the chemical and phase compositions of grain boundaries and the state of an excess phase on the fracture toughness, cold brittleness, and strength of low-alloyed molybdenum by the...
-
Article
Chemical inhomogeneity of the surface of aluminum powders and its role in formation of the composition of the interfaces in the sintered alloy
-
Article
Structural traits of destruction of tungsten base cathode materials
-
Article
Redistribution of impurities in structural elements of sintered tungsten
-
Article
Distribution of impurities on the fracture surface and mechanical properties of powder iron
-
Article
Redistribution of carbon and oxygen in semicrystalline molybdenum during annealing
An increase in the annealing temperature of deformed molybdenum containing 0.011% of interstitial elements in the 1150–1550°C interval effects a steady increase in the amount of carbon and oxygen atoms on the ...
-
Article
Correlation of fracture toughness with the intergranular failure fraction in powder iron specimens