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Authors: Susane Strobl, J. Wagesreither, Christian Gierl Mayer, M. Dlapka, Miriam Kupková, Martin Kupka, Martin Černý
Abstract:The differences in mechanical properties of pressed and sintered specimens made from mixtures of iron and copper powders or from...
63
Authors: Ionel Chicinaş, Viorel Pop, Florin Popa, Virgiliu Călin Prică, Traian Florin Marinca, Bogdan Viorel Neamţu, Lidia Adriana Sorcoi
Abstract:The Hipernik alloy (50Ni50Fe wt. %) was obtained by mechanical alloying. The milling was performed in argon atmosphere, with a ball/powder...
68
Authors: Zeno Spârchez
Abstract:The optimum concentration of the spherical powder constituents of a mixture aimed at compact packing in free state or in pressed state...
72
Authors: Ion Ciupitu, Gabriel Benga, Adela Ionescu, Danut Savu
Abstract:This paper presents the experimental results concerning the compacting process of some iron, cast iron and copper mixtures. In these mixtures...
76
Authors: Marius Bodea, Radu Mureşan, Virgiliu Călin Prică
Abstract:The paper is focused on the physical phenomena that occurs during gas atomization process, like fragmentation mechanism of the molten stream,...
80
Authors: Eugen Dorolti, Alex Todoran, Maria Simona Gutoiu, Albert Flavius Takacs, Ionel Chicinaş, Florin Popa, Viorel Pop
Abstract:The exchange spring magnetic powders of SmCo5/α-Fe were obtained by mechanical milling and annealing. SmCo5+20 wt% α-Fe powder milled for 8 h...
84
Authors: Anastasia Saltykova, Hans Berns
Abstract:Powder metallurgy represents a good alternative to a conventional casting process to produce wear resistant materials. MMC (metal matrix...
91
Authors: Mariana Lucaci, M. Valeanu, Radu L. Orban, Violeta Tsakiris, Diana C. Cirstea, Lucia Leonat
Abstract:The effect of Fe, respective Cu, additions as substitute for Ni in NiTi shape memory alloys (SMAs) on the delaying of its phase transition...
99
Authors: Gabriel Ioan Mangra, Sorin Vasile Savu, Danut Savu
Abstract:The reaction speed of the tennis player and the speed of the ball after the impact to the tennis blade, they both are important elements of...
105
Authors: Violeta Popescu, George Liviu Popescu, Emil Indrea, Dan Teofil Silipas
Abstract:We studied the influence of the mixing on the properties of CdS powders obtained by Chemical Bath Deposition. The powders were obtained from...
109
Showing 11 to 20 of 69 Paper Titles