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作者:Gabriel Santos , Ysrael M. Vera
来源:[J].Revista de Metalurgia(IF 0.241), 2019, Vol.55 (2), pp.e142-e142
摘要:The Liquid – liquid extraction (LLE) or solvent extraction (SX) is the most widely technique used to separate the Rare Earth Elements (REEs). The saponification of the extractants has been used as an efficient practice to promote this separation, however this process produce...
作者:Edgar L. Castellanos-Leal , Ana E. Coy , Jaime A. González ...
来源:[J].Revista de Metalurgia(IF 0.241), 2017, Vol.53 (3), pp.e101-e101
摘要:The increment of the mechanical properties (surface hardness) of engine cylinder is one of the principal goals for foundry company, to increase the competitiveness of their products in the local and foreign market. This study focused on the characterization of the gray cast iron ...
作者:José L. Meseguer-Valdenebro , Antonio Portoles , Eusebio Martínez-Conesa
来源:[J].Revista de Metalurgia(IF 0.241), 2019, Vol.55 (2), pp.e141-e141
摘要:The objective of the present work is to teach the criteria proposed by the ASME VIII code division 1 to determine when an impact test should be carried out on a base metal and on a welded joint using the general requirements specified in general requirements, which is defined in ...
作者:Piotr Kurylo , Edward Tertel
来源:[J].Revista de Metalurgia(IF 0.241), 2017, Vol.53 (2), pp.e095-e095
摘要:The paper presents the results of research on mechanical properties (hardness distribution along the cross section towards the cast’s core) and on the structures of ductile iron GJS-500-7. The study defines the range and form of the surface layer of cast iron. It has been sh...
作者:Fernando de las Cuevas , Javier Gil Sevillano
来源:[J].Revista de Metalurgia(IF 0.241), 2017, Vol.53 (4), pp.e109-e109
摘要:A clear transition in the tensile ductility behavior has been observed for grain sizes D in the range of 15 μm - 20 μm (1.50 μm ≤ D < 50 μm) in a 22% Mn, 0.6% C (in mass %) TWIP steel. This behavior is a combination of the intrinsic effect of grain size D on strength an...
作者:Juan Carlos Catalina , Ricardo Castroviejo
来源:[J].Revista de Metalurgia(IF 0.241), 2017, Vol.53 (4), pp.e107-e107
摘要:The paper introduces the CAMEVA system, a multispectral reflectance microscopy system specially conceived to facilitate the identification and characterization of the mineral phases present in a polished block of metallic ores, as well as to automate the realization of different ...
作者:Francisco José Alguacil
来源:[J].Revista de Metalurgia(IF 0.241), 2017, Vol.53 (4), pp.e105-e105
摘要:The cationic exchange resin Dowex C400 was used to remove nickel(II) from aqueous solutions of different pH values and under various experimental conditions: stirring speed of the aqueous solution/resin system, temperature, resin dosage and aqueous ionic strength. The selectivity...

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