Căutare Fascicula IX după Titlu
Afișează articolele 434-453 of 552
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A Study of Electromagnetic properties of Fiber Fabric Based Filled Epoxy Composites
(Universitatea "Dunărea de Jos" din Galați, 2007)Electric and magnetic properties of laminate carbon fiber fabric based epoxy composites are investigated through experimental techniques. Various concentrations of powder fillers were used in order to change the basic ... -
Study of Heat Treatment Influence on Aluminum-Based Alloy ATN-Si10Cu4
(Universitatea "Dunărea de Jos" din Galați, 2007)This work presents the experimental results concerning the behavior on heat treatment of on aluminum based alloy. The laboratory level experiments achieved on samples of ATN-Si10Cu4 (4145 series) alloy illustrate the ... -
Study of Severe Plastic Deformation by Torsion Test
(Universitatea "Dunărea de Jos" din Galaţi, 2008)High Torsion Pressure (HPT) is an advanced tool for inducing very significant grain refinement in a wide range of metals. In this research were studied parameters of severe plastic deformation using the torsion test. The ... -
Study of the Inclusions from the Oriented Grains Silicon Steels and Their Influence on the Texture
(Universitatea "Dunărea de Jos" din Galați, 2006)The paper presents experimental results concerning the inhibitor phases generation by microalloying elements utilization. It was made experiments on three silicon steel charges. It was observed that the inhibitor phases ... -
Study of the RV52 Steel Plates Properties After Thermic Treatment
(Universitatea "Dunărea de Jos" din Galați, 2009)The thermal treatment of RV52 steel plates determines high mechanical properties such as: strength, wear resistance and tenacity. The normalized plate samples were studied to determine the effect of the tension release ... -
Study of the Sintering Process of Iron Powders Coated with Nano-Hydrocarbon and the Resulting Microstructure at Temperatures up to 1200°C
(Universitatea "Dunărea de Jos" din Galați, 2009)The objective of the research is development and study of a new ecologically friendly and technologically advanced method for introduction of carbon during sintering of low alloyed iron powders ASC 100.29. The method is ... -
Study of the Thermodynamic Regime at the Continuous Casting of Steel
(Universitatea "Dunărea de Jos" din Galați, 2007)The paper presents the evolution of the heat exchange coefficient along the path of the continuous casting unit, as a function of the cooling water flow rate and the path length. The optimization of this thermodynamic ... -
Study of the Thermomechanical Treatment Post-Deformation Maintaining Time Influence on the Mechanical Characteristics of the Microalloyed Steels
(Universitatea "Dunărea de Jos" din Galați, 2007)This paper-work shows the results of the laboratory researches of the postdeformation maintaining time influence on the physical-mechanical characteristics of the flat microalloyed steels, at high temperature thermomechanical ... -
Study of Tribocorrosion Processes by Electrochemical Techniques
(Universitatea "Dunărea de Jos" din Galați, 2007)Tribocorrosion is defined as the chemical-electrochemical-mechanical process leading to a degradation of materials in sliding, rolling or erosion contacts immersed in a corrosive environment. That degradation results ... -
Study of Zro2/Co-Deposition with Cobalt from Chloride Electrolyte
(Universitatea "Dunărea de Jos" din Galați, 2009)The metal-matrix composites are materials in which the properties of a metallic host material are modified with addition of a second phase (ceramics) by electrodeposition process. The second phase can be hard oxides or ... -
Study on Refractory Material Used Forthe Wear Laver of the Tundish
(Universitatea "Dunărea de Jos" din Galaţi, 2014)The continuous casting of steel is a modern and efficient process for the production of semi-finished products required for the other components of steel industry. In order to improve the quality of continuous cast slebs ... -
Study on Some Copper-Molybdenum Based Composite Materials Condensed from the Vapour Phase
(Universitatea "Dunărea de Jos" din Galați, 2007)Design features of equipment are given for realizing high-speed process of electron beam evaporation and condensation. Peculiarities of phase composition and structure of a crystallized pool (melt) on copper base are ... -
Study on the Influence of the Chemical Composition in the Thermomechanical Processing of the Steel
(Univesitatea "Dunărea de Jos" din Galați, 2009)This paper presents the results of industrial scale researches on the influence of the chemical composition on the characteristics of high yield point plates of wieldable fine grain steels. The comparative study of the ... -
Study on the Rheology of Corn Oil Subjected to Forced Oxidation
(Universitatea "Dunărea de Jos" din Galaţi, 2014)This paper reflects a study on the rheology of corn oil in unoxidized state, subjected to forced oxidation treatment. Using the Rheotest2 system, the variation of dynamic viscosity with temperature and shear rate, using ... -
Study on the Soil chemical Pollution in the Area of the Residual Bauxite Lake "Mineri"-Tulcea
(Universitatea "Dunărea de Jos" din Galați, 2017)The paper presents a study on the impact of chemical pollution of the soil, from residual bauxite lake, from "Mineri", in the areal of Tulcea. Soil samples were taken from the lake, and from the immediate area of the ... -
Study on the Specific Effects of Corrosion processes on Ancient Bronze Artefacts
(Universitatea "Dunărea de Jos" din Galați, 2007)The paper presents the cases of the corrosion processes which take place on starting from the usage period when the primary patina is being formed and when the secondary patina starts, than continuing with the archaeological ... -
Study Regarding Gravimetrical Corrosion of the Superficial Layers Obtained Through Electrical Discharge
(Universitatea "Dunărea de Jos" din Galați, 2009)The experimental research was made on superficial layers laid-down through electrical sparking on the steel carbon OLC 45 probes, the used electrode being made from a corrosion resistant material (Copper). The probes ... -
Study Related to improve Performance of a Neutralizing Gas Dynamics System
(Universitatea "Dunărea de Jos" din Galați, 2014)Worldwide, the series of attacks "with bomb" are the most common, accounting for over 80% of terrorist attacks. The many constructive solutions of Improvised Explosive Devices (I.E.D), would require for defusing sequence ... -
Superficial Hardening with Pulse Laser Applied to ASTM A537 HSLA Steel
(Universitatea "Dunărea de Jos" din Galaţi, 2014)The surface hardening with YAG:Nd pulse laser is used to obtain a set of surfaces with different properties and it is based on the formation of a very fine martensite. The paper has been elaborated based on laboratory ... -
Superior Valorisation of the Aluminium Scraps for Obtaining Complex Aluminium Master Alloys Used in Advanced Refining of the Steels
(Universitatea "Dunărea de Jos" din Galați, 2009)The research about aluminium scraps valorisation to obtain master alloys with reactive elements (Al, Mn, Si) used for special steels refining is presented in this paper. By this way the recycling of aluminium scraps leads ...
