Sfoglia 2005 fascicula9 nr1 per Titolo
Items 9-18 di 18
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Laser Cladding of Ni-Cr-B-Fe_Al Alloy on a Steel Support
(Universitatea "Dunărea de Jos" din Galați, 2005)Multilayer coating by injection of powder with 8.9% Cr, 4.5% Fe, 5.1% B, 2.4% Al, 0.6% Cu; all reminded of Ni, as chemical composition, in melted bath by CO2 continuous wave laser connected to x-y-z coordinate table was ... -
Mechanical and Tribological Properties of TiCxOy Thin Films
(Universitatea "Dunărea de Jos" din Galați, 2005)The main purpose of this work consists on the preparation of single layered titanium oxycarbide, TiCxOy, thin films, deposited by d.c. reactive magnetron sputtering. The depositions were carried out from a TiC solid ... -
Nanostructured SiC-Ni Composite Coatings Obtained by Electrodeposition-a Tribocorrosion Study
(Universitatea "Dunărea de Jos" din Galați, 2005)The tribocorrosion properties of SiC (20nm) - Ni nanostructured coatings have been studied in pin on disc tribocorrosimeter connected with an electrochemical cell. The objectives of our study in principal is to fully ... -
A New Vision About the Dimensioning Calculus for the Frame of the Cold Mill Machine
(Universitatea "Dunărea de Jos" din Galați, 2005)Dimensioning calculus for a rolling mill machine frame, using resistance classical methods allows determines the introduction of errors .For to do a better precisely of calculus we propose to use “Finish Elements Method”. ... -
Possibilities to Study the Mixing State and Energy Dissipation in Metallurgical Reactors Using a System Based on Coloured Liquids
(Universitatea "Dunărea de Jos" din Galați, 2005) -
A Researches for the Determination of the ATC Si10Mg Alloy Fatigue Life, function of Different Applied Thermal Treatment Cycles
(Universitatea "Dunărea de Jos" din Galați, 2005)The experimental researches which were made, emphasized the opportunity of applying heat treatment cycles, in order to increase fatigue life of ATC Si 10 Mg alloy. The increase of minimum fatigue resistance is approximately ... -
The Influence of the Thermomagnetic Treatments on the Hardness Number of Steels and the Superficial Layers Nitrided Durability
(Univeritatea "Dunărea de Jos" din Galați, 2005)Two types of steels subjected to a nitriding thermo-chemical treatment after thermomagnetic treatments. The structural aspects into superficial layer of these steels are studied during friction process by using of an ... -
The Properties of Hardened Lead
(Universitatea "Dunărea de Jos" din Galați, 2005)Lead hardened through oxide scattering is investigated as raw materials for the fabrication of the support gratings of lead accumulators in order to increase their life service. For the preparation of lead powder hardened ... -
Thermomechanical Processing of Microalloyed Steels Used for Naval and Oil Industries
(Universitatea "Dunărea de Jos" din Galați, 2005)This paperwork shows the laboratory experiments made on X60 and X65 steels with several intercritical thermomechanical treatment application. Two variants were used: “down-up” thermomechanical treatment with heating and ... -
Zinc Layer Removal at the Steel Appliances Scraps
(Universitatea "Dunărea de Jos" din Galați, 2005)All appliances contain an important quantity of steel and iron. These can be further recycled at the end of product usefulness. A component of the appliances is the bodies. These are made from galvanized steel. A study ...
