Effect of the heat treatment on the compression of Cu20Sn matrix syntactic foams reinforced with Fe-hollow spheres
Por:
Carranza L.E., Domratcheva-Lvova L., Lara-Rodríguez G.A., Figueroa I.A., Carranza J.C., Medina-Flores A., Alfonso I.
Publicada:
1 ene 2024
Resumen:
This work analyzes the manufacturing process, phase transformations and compression behavior of un-treated and heat-treated syntactic foams consisting of a Cu20Sn alloy matrix reinforced with Fe-hollow spheres. Manufacturing process included the infiltration of the molten alloy into preforms of spheres sintered at 1000 °C during 1 h, obtaining syntactic foams with porosities near 52 %. These foams were heat-treated at 750 °C for 1 h, followed by quenching in water, which led to phase transformations from e to ß. This fact improved the compressive properties of the foams, increasing compression strengths from 195 to 243 MPa. Interfaces were not found between matrix and the Fe-hollow spheres. © 2024 Elsevier B.V.
Filiaciones:
Carranza L.E.:
Facultad de Ingeniería Mecánica, Universidad Michoacana de San Nicolás de Hidalgo, Ciudad Universitaria, Morelia, 58030, Mexico
Instituto de Investigaciones en Materiales, Unidad Morelia, Universidad Nacional Autónoma de México, Campus Morelia, Morelia, 58190, Mexico
Domratcheva-Lvova L.:
Facultad de Ingeniería en Tecnología de la Madera, Universidad Michoacana de San Nicolás de Hidalgo, Morelia, Mexico
Lara-Rodríguez G.A.:
Instituto de Investigaciones en Materiales, Universidad Nacional Autónoma de México, Circuito Exterior SN, Ciudad Universitaria, México, 04510, Mexico
Figueroa I.A.:
Instituto de Investigaciones en Materiales, Universidad Nacional Autónoma de México, Circuito Exterior SN, Ciudad Universitaria, México, 04510, Mexico
Carranza J.C.:
Instituto de Investigaciones en Materiales, Unidad Morelia, Universidad Nacional Autónoma de México, Campus Morelia, Morelia, 58190, Mexico
Medina-Flores A.:
Instituto de Investigación en Metalurgia y Materiales, Universidad Michoacana de San Nicolás de Hidalgo, Ciudad Universitaria, Morelia, 58030, Mexico
Alfonso I.:
Instituto de Investigaciones en Materiales, Unidad Morelia, Universidad Nacional Autónoma de México, Campus Morelia, Morelia, 58190, Mexico
|